Ferri's Clinical Advisor 2027

1. Introduction - p. 1249 2. Differential Diagnosis - p. 1264 3. ABDOMINAL DISTENTION - p. 1264 4. ABDOMINAL PAIN, ADOLESCENCE - p. 1265 5. ABDOMINAL PAIN, CHILDHOOD - p. 1265 6. ABDOMINAL PAIN, CHRONIC LOWER - p. 1265 7. ABDOMINAL PAIN, DIFFUSE - p. 1265 8. ABDOMINAL PAIN, EPIGASTRIC - p. 1265 9. ABDOMINAL PAIN, EXTRAABDOMINAL AND SYSTEMIC CAUSES - p. 1265 10. ABDOMINAL PAIN, INFANCY - p. 1266 11. ABDOMINAL PAIN, LEFT LOWER QUADRANT - p. 1266 12. ABDOMINAL PAIN, LEFT UPPER QUADRANT - p. 1266 13. ABDOMINAL PAIN, NONSURGICAL CAUSES - p. 1266 14. ABDOMINAL PAIN, PATIENT WITH AIDS - p. 1266 15. ABDOMINAL PAIN, PERIUMBILICAL - p. 1266 16. ABDOMINAL PAIN, POORLY LOCALIZED - p. 1266 17. ABDOMINAL PAIN, POST-CHOLECYSTECTOMY - p. 1267 18. ABDOMINAL PAIN, PREGNANT PATIENT - p. 1267 19. ABDOMINAL PAIN, RIGHT LOWER QUADRANT - p. 1267 20. ABDOMINAL PAIN, RIGHT UPPER QUADRANT - p. 1267 21. ABDOMINAL PAIN, RIGHT UPPER QUADRANT - p. 1267 22. ABDOMINAL PAIN, SUPRAPUBIC - p. 1268 23. ABDOMINAL WALL MASSES - p. 1268 24. ABORTION, RECURRENT - p. 1268 25. ACALCULOUS GALLBLADDER DISEASE - p. 1268 26. ACHES AND PAINS, DIFFUSE - p. 1268 27. ACIDOSIS, HYPERCHLOREMIC METABOLIC - p. 1268 28. ACIDOSIS, LACTIC - p. 1268 29. ACIDOSIS, METABOLIC - p. 1269 30. ACIDOSIS, RESPIRATORY - p. 1269 31. ACUTE KIDNEY INJURY AND LIVER DISEASE, CAUSES - p. 1269 32. ACUTE KIDNEY INJURY DUE TO INTRINSIC RENAL DISEASES - p. 1269 33. ACUTE KIDNEY INJURY, HIV PATIENT, CAUSES - p. 1269 34. ACUTE KIDNEY INJURY IN SPECIFIC CLINICAL SETTINGS - p. 1269 35. ACUTE KIDNEY INJURY, PIGMENT INDUCED - p. 1270 36. ACUTE LIVER FAILURE - p. 1270 37. ACUTE LUNG INJURY, DISEASE AND DISORDER ASSOCIATIONS - p. 1271 38. ACUTE RESPIRATORY DISTRESS IN PREGNANCY - p. 1271 39. ACUTE SCROTUM - p. 1271 40. ADNEXAL MASS - p. 1271 41. ADRENAL CALCIFICATIONS - p. 1271 42. ADRENAL CYSTIC LESIONS - p. 1271 43. ADRENAL INSUFFICIENCY, CRITICALLY ILL PATIENT - p. 1272 44. ADRENAL MASSES - p. 1272 45. ADRENAL PSEUDOMASSES - p. 1272 46. ADRENERGIC TOXIDROME - p. 1272 47. ADRENOCORTICAL HYPERFUNCTION - p. 1272 48. ADRENOCORTICAL HYPOFUNCTION - p. 1273 49. ADVERSE FOOD REACTIONS, DIFFERENTIAL DIAGNOSIS - p. 1273 50. ADYNAMIC ILEUS - p. 1273 51. AEROPHAGIA (BELCHING, ERUCTATION) - p. 1273 52. AGITATION AND CONFUSION - p. 1273 53. AIR-SPACE OPACIFICATION ON X-RAY - p. 1274 54. AIRWAY OBSTRUCTION, CENTRAL - p. 1274 55. AIRWAY OBSTRUCTION, PEDIATRIC AGE - p. 1274 56. AKINETIC/RIGID SYNDROME - p. 1274 57. ALCOHOL-RELATED SEIZURES - p. 1275 58. ALKALOSIS, METABOLIC - p. 1275 59. ALKALOSIS, RESPIRATORY - p. 1275 60. ALOPECIA - p. 1275 61. ALOPECIA AND HYPOTRICHOSIS, IN CHILDREN AND ADOLESCENTS - p. 1275 62. ALOPECIA, DRUG-INDUCED - p. 1276 63. ALVEOLAR CONSOLIDATION - p. 1276 64. ALVEOLAR HEMORRHAGE - p. 1276 65. AMENORRHEA - p. 1276 66. AMNESIA - p. 1276 67. AMNIOTIC FLUID α-FETOPROTEIN ELEVATION - p. 1277 68. ANAL ABSCESS AND FISTULA - p. 1277 69. ANAL INCONTINENCE - p. 1277 70. ANAPHYLAXIS - p. 1277 71. ANAPHYLAXIS MIMICS - p. 1277 72. ANAPHYLAXIS, PATHOPHYSIOLOGIC CLASSIFICATION - p. 1277 73. ANAPHYLACTOID SYNDROME OF PREGNANCY - p. 1278 74. ANDROGEN EXCESS, REPRODUCTIVE-AGE WOMAN - p. 1278 75. ANDROGEN RESISTANCE - p. 1278 76. ANEMIA, APLASTIC - p. 1278 77. ANEMIA, APLASTIC, DUE TO DRUGS AND CHEMICALS - p. 1278 78. ANEMIA, CAUSES IN PREGNANCY - p. 1279 79. ANEMIA, DRUG-INDUCED - p. 1279 80. ANEMIA, HYPOCHROMIC - p. 1279 81. ANEMIA, LOW RETICULOCYTE COUNT - p. 1279 82. ANEMIA, MEGALOBLASTIC - p. 1279 83. ANEMIA, MICROCYTIC, HYPOCHROMIC, DIFFERENTIAL DIAGNOSIS - p. 1280 84. ANERGY, CUTANEOUS - p. 1280 85. ANEURYSMS, THORACIC AORTA - p. 1281 86. ANHIDROSIS - p. 1281 87. ANION GAP ACIDOSIS - p. 1281 88. ANION GAP INCREASE - p. 1281 89. ANISOCORIA - p. 1281 90. ANKLE AND FOOT PAIN - p. 1281 91. ANORECTAL ABSCESS - p. 1282 92. ANORECTAL DISEASE, AIDS PATIENT - p. 1282 93. ANOREXIA - p. 1282 94. ANOVULATION - p. 1282 95. ANOVULATION, HYPOTHALAMIC PITUITARY CAUSES - p. 1282 96. AORTIC ARCH SEGMENT ABNORMALITIES - p. 1283 97. APPENDICITIS, DIFFERENTIAL DIAGNOSIS IN PREGNANCY - p. 1283 98. APPETITE LOSS IN INFANTS AND CHILDREN - p. 1283 99. AQUEDUCTAL STENOSIS, CONGENITAL - p. 1283 100. ARTERIAL OCCLUSION - p. 1283 101. ARTHRITIS AND ABDOMINAL PAIN - p. 1284 102. ARTHRITIS AND DIARRHEA - p. 1284 103. ARTHRITIS AND EYE LESIONS - p. 1284 104. ARTHRITIS AND HEART MURMUR - p. 1285 105. ARTHRITIS AND MUSCLE WEAKNESS - p. 1285 106. ARTHRITIS AND RASH - p. 1285 107. ARTHRITIS AND SUBCUTANEOUS NODULES - p. 1285 108. ARTHRITIS AND WEIGHT LOSS - p. 1285 109. ARTHRITIS OR EXTREMITY PAIN, IN CHILDREN AND ADOLESCENTS - p. 1285 110. ARTHRITIS, AXIAL SKELETON - p. 1285 111. ARTHRITIS, CHRONIC, MONOARTICULAR OR OLIGOARTICULAR, INFECTIOUS CAUSES - p. 1285 112. ARTHRITIS, FEVER, AND RASH - p. 1285 113. ARTHRITIS, MONOARTICULAR AND OLIGOARTICULAR - p. 1285 114. ARTHRITIS, PEDIATRIC AGE - p. 1285 115. ARTHRITIS, POLYARTICULAR - p. 1286 116. ARTHRITIS, VIRAL ETIOLOGY - p. 1286 117. ASCENDING AORTA, ABNORMAL SEGMENT - p. 1286 118. ASCITES - p. 1286 119. ASPIRATION, CHRONIC - p. 1286 120. ASPIRATION LUNG INJURY, CHILDREN - p. 1287 121. ASTHENIA - p. 1287 122. ASTHMA, CHILDHOOD - p. 1287 123. ATAXIA - p. 1287 124. ATAXIA, ACUTE OR RECURRENT - p. 1287 125. ATAXIA, CEREBELLAR, ADULT ONSET - p. 1288 126. ATAXIA, CEREBELLAR, CHILDREN - p. 1288 127. ATAXIA, CHRONIC OR PROGRESSIVE - p. 1288 128. ATAXIA IN CHILDHOOD - p. 1288 129. ATAXIA, TOXIC CAUSES - p. 1289 130. ATELECTASIS - p. 1289 131. ATRIAL ENLARGEMENT, LEFT ATRIUM - p. 1289 132. ATRIAL ENLARGEMENT, RIGHT ATRIUM - p. 1289 133. ATYPICAL LYMPHOCYTOSIS, HETEROPHIL NEGATIVE, INFECTIOUS CAUSES - p. 1289 134. AV NODAL BLOCK - p. 1290 135. BACK PAIN - p. 1290 136. BACK PAIN, CHILDREN AND ADOLESCENTS - p. 1290 137. BACK PAIN, LOW, ACUTE - p. 1290 138. BACK PAIN, VISCEROGENIC ORIGIN - p. 1290 139. BACTERIAL OVERGROWTH, SMALL INTESTINE - p. 1291 140. BALLISM - p. 1291 141. BENIGN SLEEP MYOCLONUS OF INFANCY (BSMI) - p. 1291 142. BILE DUCT, DILATED - p. 1291 143. BILIARY OBSTRUCTION - p. 1291 144. BILIARY TREE, REFLUX OF GAS OR BOWEL - p. 1291 145. BLADDER (URINARY) WALL THICKENING - p. 1291 146. BLEEDING, GI IN PATIENTS WITH AIDS - p. 1292 147. BLEEDING, LOWER GI - p. 1292 148. BLEEDING, LOWER GI, PEDIATRIC - p. 1292 149. BLEEDING, RECTAL - p. 1292 150. BLEEDING, THIRD TRIMESTER - p. 1292 151. BLEEDING, UPPER GI - p. 1292 152. BLEEDING, UPPER GI, PEDIATRIC - p. 1293 153. BLEEDING, VAGINAL, NONPREGNANT FEMALE - p. 1293 154. BLINDNESS, GERIATRIC AGE - p. 1293 155. BLINDNESS, MONOCULAR, TRANSIENT - p. 1293 156. BLINDNESS, PEDIATRIC AGE - p. 1293 157. BLISTERS, SUBEPIDERMAL - p. 1294 158. BONE AND/OR SOFT TISSUE HYPERTROPHY - p. 1294 159. BONE DENSITY, DECREASED, GENERALIZED - p. 1294 160. BONE DENSITY, DECREASED, LOCALIZED - p. 1294 161. BONE DISEASE, PROLIFERATIVE - p. 1294 162. BONE LESIONS, PREFERENTIAL SITE OF ORIGIN - p. 1295 163. BONE MARROW FAILURE SYNDROMES, INHERITED - p. 1295 164. BONE MARROW FIBROSIS - p. 1295 165. BONE MASS, LOW - p. 1296 166. BONE MINERAL DENSITY, INCREASED - p. 1296 167. BONE PAIN - p. 1296 168. BONE RESORPTION - p. 1296 169. BOWEL WALL THICKENING - p. 1296 170. BOW LEGS (GENU VARUM), CLASSIFICATION - p. 1296 171. BRADYCARDIA ICU PATIENT - p. 1297 172. BRADYCARDIA, SINUS - p. 1297 173. BRAIN MASS - p. 1297 174. BRAIN TUMORS, CHILDREN - p. 1297 175. BREAST INFLAMMATORY LESION - p. 1297 176. BREAST MASS - p. 1297 177. BREAST MASS, ADOLESCENTS - p. 1297 178. BREATH ODOR - p. 1297 179. BREATHING DISORDERS, SLEEP RELATED - p. 1297 180. BREATHING, NOISY - p. 1298 181. BRONCHIAL OBSTRUCTION - p. 1298 182. BRONCHOPLEURAL FISTULA - p. 1298 183. BROWN URINE - p. 1298 184. BRUISING - p. 1298 185. BULLOUS DISEASES - p. 1298 186. CAFÉ-AU-LAIT SPOTS - p. 1298 187. CALCIFICATION ON CHEST X-RAY - p. 1298 188. CALCIFICATIONS, ABDOMINAL, NONVISCERAL ON X-RAY - p. 1299 189. CALCIFICATIONS, ADRENAL GLAND ON X-RAY - p. 1299 190. CALCIFICATIONS, CARDIAC ON X-RAY - p. 1299 191. CALCIFICATIONS, CUTANEOUS - p. 1299 192. CALCIFICATIONS, GENITAL TRACT, FEMALE ON X-RAY - p. 1299 193. CALCIFICATIONS, LIVER ON X-RAY - p. 1299 194. CALCIFICATIONS, PANCREAS ON X-RAY - p. 1300 195. CALCIFICATIONS, SPLEEN ON X-RAY - p. 1300 196. CALCIFICATIONS, VALVULAR ON X-RAY - p. 1300 197. CALCIUM STONES - p. 1300 198. CARDIAC ARREST, NONTRAUMATIC - p. 1300 199. CARDIAC DEATH, SUDDEN - p. 1300 200. CARDIAC ENLARGEMENT - p. 1300 201. CARDIAC MASSES - p. 1301 202. CARDIAC MURMURS - p. 1301 203. CARDIAC TUMORS - p. 1301 204. CARDIOEMBOLISM - p. 1301 205. CARDIOGENIC SHOCK - p. 1301 206. CATAPLEXY - p. 1301 207. CATARACTS, PEDIATRIC AGE - p. 1301 208. CAVITARY LESION ON CHEST X-RAY EXAMINATION - p. 1302 209. CEREBRAL INFARCTION SECONDARY TO INHERITED DISORDERS - p. 1302 210. CEREBRAL VASCULITIS, CAUSES - p. 1302 211. CEREBROVASCULAR DISEASE, ISCHEMIC - p. 1302 212. CERVICAL INSTABILITY, PEDIATRIC - p. 1302 213. CHEST PAIN, CHILDREN - p. 1303 214. CHEST PAIN, NONPLEURITIC - p. 1303 215. CHEST PAIN, PLEURITIC - p. 1303 216. CHEST WALL TUMORS, PRIMARY - p. 1303 217. CHIASMAL DISEASE - p. 1303 218. CHILDHOOD EOSINOPHILIA - p. 1304 219. CHOLANGITIS, ACUTE - p. 1304 220. CHOLESTASIS - p. 1304 221. CHOLESTASIS, NEONATAL AND INFANTILE, DIFFERENTIAL DIAGNOSIS - p. 1304 222. CHOLESTATIC LIVER ENZYME ELEVATION, EXTRAHEPATIC CAUSES - p. 1305 223. CHOLESTATIC LIVER ENZYME ELEVATION, INTRAHEPATIC CAUSES - p. 1305 224. CHOREA - p. 1305 225. CHOREA, PEDIATRIC PATIENT - p. 1305 226. CHOREOATHETOSIS - p. 1306 227. CHRONIC PNEUMONIA - p. 1306 228. CHRONIC OBSTRUCTIVE PULMONARY DISEASE DECOMPENSATION - p. 1306 229. CHYLOTHORAX - p. 1306 230. CLOUDY URINE - p. 1307 231. CLUBBING - p. 1307 232. CLUBBING, NONPULMONARY ETIOLOGY - p. 1307 233. CLUBBING, PEDIATRIC AGE - p. 1307 234. COBALAMIN DEFICIENCY - p. 1307 235. COGNITIVE IMPAIRMENT - p. 1308 236. COLIC, ACUTE ABDOMINAL - p. 1308 237. COLON ISCHEMIA - p. 1308 238. COLOR CHANGES, CUTANEOUS - p. 1309 239. COMA - p. 1309 240. COMA, NORMAL COMPUTED TOMOGRAPHY - p. 1309 241. COMA, PEDIATRIC POPULATION - p. 1309 242. COMPRESSION SYNDROMES, NEUROVASCULAR CAUSES - p. 1310 243. CONGESTIVE HEART FAILURE AND CARDIOMYOPATHY - p. 1310 244. CONGESTIVE HEART FAILURE, INFANT - p. 1310 245. CONJUNCTIVAL NEOPLASM - p. 1310 246. CONNECTIVE TISSUE DISORDERS, HEREDITARY - p. 1310 247. CONSCIOUSNESS IMPAIRMENT, ACUTE, IN CRITICALLY ILL PATIENT - p. 1311 248. CONSTIPATION - p. 1311 249. CONSTIPATION, ADULT PATIENT - p. 1311 250. CONSTIPATION, PEDIATRIC PATIENT - p. 1311 251. CORNEAL CLOUDING, PEDIATRIC AGE - p. 1312 252. CORNEAL SENSATION, DECREASED - p. 1312 253. COUGH - p. 1312 254. COUGH, CHRONIC, ADULT PATIENT - p. 1312 255. COUGH, CHRONIC, PEDIATRIC PATIENT - p. 1312 256. CRAMPS - p. 1313 257. CREEPING ERUPTION, TRAVELERS - p. 1313 258. CUTANEOUS CALCIFICATIONS - p. 1313 259. CUTANEOUS INFECTIONS, ATHLETES - p. 1313 260. CUTANEOUS ULCERS, TRAVELERS - p. 1313 261. CYANOSIS - p. 1314 262. CYANOSIS, CENTRAL, SECONDARY TO CARDIAC DEFECT - p. 1314 263. CYANOSIS, NEONATAL - p. 1314 264. CYTOPENIAS, OLDER ADULTS - p. 1314 265. DAYTIME SLEEPINESS - p. 1314 266. DEAFNESS, ACQUIRED - p. 1314 267. DELAYED PASSAGE OF MECONIUM - p. 1315 268. DELIRIUM - p. 1315 269. DELIRIUM AND AGITATION, DRUG-INDUCED - p. 1315 270. DELIRIUM, AGITATED - p. 1315 271. DELIRIUM, DIALYSIS PATIENT - p. 1315 272. DEMENTIA, ADOLESCENT PATIENT - p. 1315 273. DEMENTIA, RAPIDLY PROGRESSING - p. 1316 274. DEMENTIAS, NONDEGENERATIVE - p. 1316 275. DEMYELINATING DISEASES - p. 1316 276. DEVELOPMENTAL DELAY, NO REGRESSION - p. 1316 277. DEXTROCARDIA - p. 1316 278. DIAPER DERMATITIS - p. 1317 279. DIAPHRAGM ELEVATION, BILATERAL, SYMMETRICAL - p. 1317 280. DIAPHRAGM ELEVATION, UNILATERAL - p. 1317 281. DIAPHRAGM WEAKNESS AND PARALYSIS - p. 1317 282. DIARRHEA, ACUTE WATERY AND BLOODY - p. 1317 283. DIARRHEA, CRITICALLY ILL PATIENT - p. 1317 284. DIARRHEA, INFECTIOUS - p. 1318 285. DIARRHEA, NONINFECTIOUS - p. 1318 286. DIARRHEA IN PATIENTS WITH AIDS - p. 1319 287. DIARRHEA, PEDIATRIC PATIENT - p. 1319 288. DIARRHEA, TUBE-FED PATIENT - p. 1319 289. DIFFUSE PARENCHYMAL LUNG DISEASE, DRUG-INDUCED - p. 1320 290. DIPLOPIA, BINOCULAR - p. 1320 291. DIPLOPIA, MONOCULAR - p. 1320 292. DIPLOPIA, VERTICAL - p. 1320 293. DIZZINESS - p. 1320 294. DORSAL MIDBRAIN SYNDROME - p. 1320 295. DRUG-INDUCED LUPUS - p. 1321 296. DRY EYE - p. 1321 297. DYSENTERY AND INFLAMMATORY ENTEROCOLITIS - p. 1321 298. DYSLIPOPROTEINEMIAS, SECONDARY CAUSES - p. 1321 299. DYSPAREUNIA - p. 1321 300. DYSPEPSIA AND PYROSIS, DIFFERENTIAL DIAGNOSIS DURING PREGNANCY - p. 1321 301. DYSPHAGIA - p. 1321 302. DYSPHAGIA, ESOPHAGEAL - p. 1322 303. DYSPHAGIA, OROPHARYNGEAL - p. 1322 304. DYSPNEA - p. 1322 305. DYSTONIA, PEDIATRIC PATIENT - p. 1322 306. DYSURIA - p. 1323 307. EARACHE - p. 1323 308. ECTOPIC ACTH SECRETION - p. 1323 309. EDEMA, CHILDREN - p. 1323 310. EDEMA, GENERALIZED - p. 1323 311. EDEMA, LEG, UNILATERAL - p. 1323 312. EDEMA OF LOWER EXTREMITIES - p. 1323 313. EJECTION SOUND OR CLICK - p. 1323 314. ELBOW PAIN - p. 1323 315. ELEVATED HEMIDIAPHRAGM - p. 1324 316. EMBOLI, ARTERIAL - p. 1324 317. EMESIS, PEDIATRIC AGE - p. 1324 318. ENCEPHALOMYELITIS, NONVIRAL CAUSES - p. 1324 319. ENCEPHALOPATHY, HYPERTENSIVE - p. 1324 320. ENCEPHALOPATHY, METABOLIC - p. 1324 321. ENCEPHALOPATHY, PROGRESSIVE, ONSET AFTER AGE 2 - p. 1325 322. ENCEPHALOPATHY, PROGRESSIVE, ONSET BEFORE AGE 2 - p. 1325 323. ENDOMETRIAL THICKENING - p. 1325 324. ENTERIC FEVER - p. 1325 325. ENTHESOPATHY - p. 1325 326. EOSINOPHILIA, DISEASE ASSOCIATIONS - p. 1325 327. EOSINOPHILIA, GI - p. 1326 328. EOSINOPHILIC LUNG DISEASE - p. 1326 329. EOSINOPHILIA, PARASITIC CAUSES - p. 1326 330. EPIGASTRIC PAIN - p. 1326 331. EPILEPSY - p. 1327 332. EPILEPSY MIMICS, PEDIATRIC PATIENT - p. 1327 333. EPILEPSY SYNDROMES, AGE SPECIFIC - p. 1327 334. EPISTAXIS - p. 1327 335. ERECTILE DYSFUNCTION, ORGANIC - p. 1327 336. EROSIONS, GENITALIA - p. 1327 337. ERYTHEMATOUS ANNULAR SKIN LESIONS - p. 1327 338. ERYTHROCYTOSIS - p. 1327 339. ERYTHRODERMA - p. 1328 340. ESOPHAGEAL PERFORATION - p. 1328 341. ESOPHAGEAL STRICTURES - p. 1328 342. ESOPHAGEAL TUMORS, BENIGN - p. 1328 343. ESOPHAGITIS - p. 1328 344. ESOPHAGUS, SYSTEMIC DISEASES - p. 1328 345. ESOTROPIA - p. 1345 346. EXANTHEMS - p. 1329 347. EYELID NEOPLASM - p. 1329 348. EYELID RETRACTION - p. 1329 349. EYE PAIN - p. 1329 350. FACIAL FLUSHING - p. 1329 351. FACIAL PAIN - p. 1329 352. FACIAL PARALYSIS - p. 1329 353. FACIAL WEAKNESS, CONGENITAL - p. 1329 354. FACIAL WEAKNESS, POSTNATAL - p. 1329 355. FAILURE TO THRIVE - p. 1330 356. FATIGUE - p. 1330 357. FATIGUE, CHRONIC - p. 1330 358. FATTY LIVER - p. 1331 359. FEVER, ABDOMINAL PAIN, JAUNDICE IN PEDIATRIC PATIENT - p. 1331 360. FEVER AND CARDIOPULMONARY FAILURE - p. 1331 361. FEVER AND JAUNDICE - p. 1331 362. FEVER AND LYMPHADENOPATHY - p. 1331 363. FEVER AND RASH - p. 1331 364. FEVER AND RASH IN ICU - p. 1332 365. FEVER, AFTER TRAVEL TO THE TROPICS - p. 1332 366. FEVER, COMMON INFECTIOUS CAUSES - p. 1332 367. FEVER, DRUG-INDUCED - p. 1332 368. FEVER, HOSPITAL ASSOCIATED - p. 1333 369. FEVER IN RETURNING TRAVELERS AND IMMIGRANTS - p. 1333 370. FEVER, NONINFECTIOUS CAUSES - p. 1333 371. FEVER OF UNKNOWN ORIGIN, PEDIATRIC PATIENT - p. 1333 372. FEVER, PEDIATRIC, ACUTE - p. 1334 373. FEVER, PERIODIC - p. 1334 374. FEVER, POSTOPERATIVE - p. 1334 375. FEVER, POSTPARTUM - p. 1335 376. FEVER, RECURRENT OR PERIODIC, IN CHILDREN - p. 1335 377. FEVER WITH MACULOPAPULAR OR PETECHIAL RASH - p. 1335 378. FEVERS PRONE TO RELAPSE - p. 1335 379. FINGER LESIONS, INFLAMMATORY - p. 1335 380. FLACCID PARALYSIS - p. 1335 381. FLACCID PARALYSIS, ACUTE, DIFFERENTIAL DIAGNOSIS - p. 1336 382. FLATULENCE AND BLOATING - p. 1336 383. FLOPPY INFANT - p. 1336 384. FLUSHING - p. 1336 385. FOLATE DEFICIENCY - p. 1336 386. FOOT AND ANKLE PAIN - p. 1336 387. FOOT AND ANKLE PAIN, IN DIFFERENT AGE GROUPS - p. 1337 388. FOOT DERMATITIS - p. 1337 389. FOOTDROP - p. 1337 390. FOOT LESION, ULCERATING - p. 1337 391. FOOT PAIN - p. 1337 392. FOOT PAIN BY AGE - p. 1338 393. FOREARM AND HAND PAIN - p. 1338 394. FOREARM FRACTURES - p. 1338 395. GAIT ABNORMALITY - p. 1338 396. GALACTORRHEA - p. 1338 397. GALLBLADDER SONOGRAPHIC NONVISUALIZATION - p. 1338 398. GALLBLADDER WALL THICKENING - p. 1338 399. GALLSTONE DISEASE, PEDIATRIC PATIENT - p. 1338 400. GASTRIC DILATION - p. 1339 401. GASTRIC EMPTYING, DELAYED - p. 1339 402. GASTRIC EMPTYING, RAPID - p. 1339 403. GASTROINTESTINAL BLEEDING, PEDIATRIC PATIENT - p. 1339 404. GASTROINTESTINAL OBSTRUCTION, PEDIATRIC PATIENT - p. 1339 405. GASTROINTESTINAL SYMPTOMS IN CHILDREN, NONDIGESTIVE CAUSES - p. 1340 406. GAZE PALSIES - p. 1340 407. GENITAL DISCHARGE, FEMALE - p. 1340 408. GENITAL LESIONS, INFECTIOUS CAUSES - p. 1340 409. GENITAL LESIONS, NONINFECTIOUS CAUSES - p. 1341 410. GENITAL SORES - p. 1341 411. GLOMERULONEPHRITIS ASSOCIATED WITH MALIGNANCY - p. 1341 412. GLOMERULONEPHRITIS, RAPIDLY PROGRESSIVE - p. 1341 413. GLOMERULOPATHIES, THROMBOTIC, MICROANGIOPATHIC - p. 1341 414. GLOMERULOSCLEROSIS, FOCAL SEGMENTAL - p. 1341 415. GLOSSODYNIA - p. 1341 416. GLUCOCORTICOID DEFICIENCY - p. 1341 417. GOITER - p. 1342 418. GRANULOMATOUS DERMATITIDES - p. 1342 419. GRANULOMATOUS DISORDERS - p. 1342 420. GRANULOMATOUS LIVER DISEASE - p. 1342 421. GREEN OR BLUE URINE - p. 1342 422. GROIN AND SCROTAL MASSES - p. 1342 423. GROIN LUMP - p. 1343 424. GROIN MASSES - p. 1343 425. GROIN PAIN - p. 1343 426. GROIN PAIN, ACTIVE PATIENT - p. 1343 427. GROIN PAIN, ATHLETES - p. 1343 428. GROSS HEMATURIA - p. 1344 429. GYNECOMASTIA - p. 1344 430. HAIR LOSS - p. 1344 431. HALITOSIS - p. 1344 432. HALLUCINATIONS, VISUAL, NEUROLOGIC CAUSES - p. 1344 433. HAND PAIN AND SWELLING - p. 1344 434. HEADACHE - p. 1344 435. HEADACHE, ACUTE - p. 1344 436. HEADACHE AND FACIAL PAIN - p. 1344 437. HEADACHE, CHRONIC - p. 1346 438. HEAD AND NECK, SOFT TISSUE MASSES - p. 1346 439. HEARING IMPAIRMENT AND DEAFNESS - p. 1346 440. HEARING LOSS, ACUTE - p. 1346 441. HEARTBURN AND INDIGESTION - p. 1346 442. HEART DISEASE, TRAUMATIC CAUSES - p. 1346 443. HEART FAILURE WITH PRESERVED LEFT VENTRICULAR EJECTION FRACTION - p. 1346 444. HEART FAILURE, ACUTE - p. 1347 445. HEART FAILURE, CHRONIC - p. 1347 446. HEART FAILURE, CONGENITAL HEART DISEASE CAUSES - p. 1347 447. HEART FAILURE, PATHOGENIC CAUSES - p. 1347 448. HEART FAILURE, PREGNANCY - p. 1347 449. HEAT STROKE - p. 1347 450. HEEL PAIN - p. 1348 451. HEEL PAIN, PLANTAR - p. 1348 452. HEMARTHROSIS - p. 1348 453. HEMATEMESIS - p. 1348 454. HEMATURIA - p. 1348 455. HEMATURIA, DIFFERENTIAL BASED ON AGE AND SEX - p. 1348 456. HEMATURIA, IN CHILDREN - p. 1348 457. HEMIBALLISM - p. 1349 458. HEMIPLEGIA, ACUTE - p. 1349 459. HEMIPLEGIA, PROGRESSIVE - p. 1349 460. HEMIPARESIS/HEMIPLEGIA - p. 1349 461. HEMOLYSIS AND HEMOGLOBINURIA - p. 1349 462. HEMOLYSIS, INTRAVASCULAR - p. 1349 463. HEMOLYSIS, MECHANICAL - p. 1349 464. HEMOLYSIS, OXIDATIVE, DRUG-INDUCED - p. 1349 465. HEMOPERITONEUM - p. 1349 466. HEMOPTYSIS - p. 1349 467. HEMOPTYSIS/PULMONARY HEMORRHAGE - p. 1350 468. HEMORRHAGIC CYSTITIS - p. 1350 469. HEPATIC CYSTS - p. 1350 470. HEPATIC DISEASES AND PREGNANCY - p. 1350 471. HEPATIC DYSFUNCTION, POSTOPERATIVE - p. 1350 472. HEPATIC GRANULOMAS - p. 1351 473. HEPATITIS, ACUTE - p. 1351 474. HEPATITIS, CHRONIC - p. 1351 475. HEPATITIS, IN CHILDREN - p. 1351 476. HEPATOMEGALY - p. 1351 477. HEPATOMEGALY, BY SHAPE OF LIVER - p. 1352 478. HEPATOMEGALY IN INFANTS AND CHILDREN - p. 1352 479. HERMAPHRODITISM - p. 1352 480. HERNIATION SYNDROMES - p. 1353 481. HICCUPS - p. 1353 482. HILAR AND MEDIASTINAL LYMPH NODE ENLARGEMENT - p. 1353 483. HIP PAIN, CHILDREN - p. 1353 484. HIP PAIN, DIFFERENTIAL DIAGNOSIS - p. 1353 485. HIP PAIN, IN DIFFERENT AGE GROUPS - p. 1354 486. HIP PAIN WITHOUT OBVIOUS FRACTURE - p. 1354 487. HIRSUTISM - p. 1354 488. HIV INFECTION, ANORECTAL LESIONS - p. 1354 489. HIV INFECTION, CHEST RADIOGRAPHIC ABNORMALITIES - p. 1354 490. HIV INFECTION, COGNITIVE IMPAIRMENT - p. 1356 491. HIV INFECTION, CUTANEOUS MANIFESTATIONS - p. 1356 492. HIV INFECTION, ESOPHAGEAL DISEASE - p. 1356 493. HIV INFECTION, HEPATIC DISEASE - p. 1356 494. HIV INFECTION, LOWER GI TRACT DISEASE - p. 1356 495. HIV INFECTION, MUSCULOSKELETAL DISORDERS - p. 1356 496. HIV INFECTION, OCULAR MANIFESTATIONS - p. 1356 497. HIV INFECTION, PULMONARY DISEASE - p. 1356 498. HOARSENESS - p. 1357 499. HYDROCEPHALUS - p. 1357 500. HYPERBILIRUBINEMIA, UNCONJUGATED - p. 1357 501. HYPERCALCEMIA - p. 1357 502. HYPERCALCEMIA, MALIGNANCY-INDUCED - p. 1357 503. HYPERCAPNIA, PERSISTENT - p. 1358 504. HYPERCOAGULABLE STATE, ASSOCIATED DISORDERS - p. 1358 505. HYPERGASTRINEMIA - p. 1358 506. HYPERHIDROSIS - p. 1358 507. HYPERKALEMIA - p. 1358 508. HYPERKALEMIA, DRUG-INDUCED - p. 1358 509. HYPERKALEMIA IN CHILDREN - p. 1359 510. HYPERKINETIC MOVEMENT DISORDERS - p. 1359 511. HYPERKYPHOSIS - p. 1359 512. HYPERMAGNESEMIA - p. 1359 513. HYPEROSTOSIS, CORTICAL BONE - p. 1359 514. HYPERPHOSPHATEMIA - p. 1359 515. HYPERPHOSPHATEMIA IN CHILDREN - p. 1359 516. HYPERPIGMENTATION - p. 1360 517. HYPERPROLACTINEMIA - p. 1360 518. HYPERSPLENISM, ASSOCIATED CONDITIONS - p. 1360 519. HYPERTENSION, ADRENOCORTICAL CAUSES - p. 1360 520. HYPERTENSION, ENDOCRINE CAUSES - p. 1360 521. HYPERTENSION, IN CHILDREN - p. 1361 522. HYPERTENSION, RESISTANT - p. 1361 523. HYPERTENSIVE CRISIS SYNDROMES - p. 1361 524. HYPERTENSIVE ENCEPHALOPATHY - p. 1361 525. HYPERTRICHOSIS - p. 1362 526. HYPERTRICHOSIS, CONGENITAL, GENERALIZED - p. 1362 527. HYPERTROPHIC OSTEOARTHROPATHY - p. 1362 528. HYPERVENTILATION, PERSISTENT - p. 1362 529. HYPOCALCEMIA - p. 1362 530. HYPOCALCEMIA IN PEDIATRIC PATIENTS - p. 1362 531. HYPOCAPNIA - p. 1363 532. HYPOGLYCEMIA - p. 1363 533. HYPOGLYCEMIA, IN INFANTS AND CHILDREN - p. 1363 534. HYPOGONADISM - p. 1364 535. HYPOKALEMIA - p. 1364 536. HYPOKALEMIA IN PEDIATRIC PATIENTS - p. 1364 537. HYPOMAGNESEMIA - p. 1364 538. HYPOMAGNESEMIA IN PEDIATRIC PATIENTS - p. 1364 539. HYPONATREMIA - p. 1365 540. HYPOPHOSPHATEMIA - p. 1365 541. HYPOPHOSPHATEMIA IN PEDIATRIC PATIENTS - p. 1365 542. HYPOPIGMENTATION - p. 1365 543. HYPOTENSION, POSTURAL - p. 1365 544. HYPOTHYROIDISM, CONGENITAL - p. 1365 545. HYPOTONIA, INFANTILE, DIFFERENTIAL DIAGNOSIS - p. 1366 546. HYPOTONIC POLYURIA - p. 1366 547. HYPOVOLEMIA - p. 1366 548. HYPOVOLEMIC SHOCK, PEDIATRIC POPULATION - p. 1366 549. HYPOXEMIA AND HYPERCAPNIC RESPIRATORY FAILURE - p. 1367 550. ILIAC FOSSA PAIN, LEFT SIDED - p. 1367 551. ILIAC FOSSA PAIN, RIGHT SIDED - p. 1367 552. IMMUNODEFICIENCY, CONGENITAL (PRIMARY) - p. 1367 553. IMPAIRED CONSCIOUSNESS AND COMA - p. 1368 554. IMPOTENCE - p. 1368 555. INCONTINENCE, FECAL - p. 1368 556. INFECTIOUS DIARRHEA IN TROPICS - p. 1368 557. INFERTILITY, FEMALE - p. 1368 558. INFERTILITY, MALE - p. 1369 559. INSOMNIA - p. 1369 560. INTESTINAL OBSTRUCTION - p. 1369 561. INTESTINAL PSEUDOOBSTRUCTION - p. 1369 562. INTRAABDOMINAL MASS LESION, NEONATAL - p. 1370 563. INTRACEREBRAL HEMORRHAGE, NONHYPERTENSIVE CAUSES - p. 1370 564. INTRACRANIAL LESION - p. 1370 565. INTRACRANIAL PRESSURE INCREASE - p. 1370 566. INTRACRANIAL TUMORS - p. 1370 567. INTRAOCULAR NEOPLASM - p. 1370 568. IRON METABOLISM DISORDERS - p. 1370 569. IRON OVERLOAD - p. 1371 570. ACQUIRED IRON OVERLOAD - p. 1371 571. ISCHEMIA, UPPER EXTREMITY, CAUSES - p. 1371 572. ISCHEMIC BOWEL DISEASE - p. 1371 573. ISCHEMIC COLITIS, NONOCCLUSIVE - p. 1371 574. ISCHEMIC NECROSIS OF CARTILAGE AND BONE - p. 1371 575. JAUNDICE - p. 1371 576. JAUNDICE, CLASSIFICATION - p. 1372 577. JAUNDICE IN PREGNANCY - p. 1372 578. JAUNDICE, NEONATAL - p. 1372 579. JOINT AND PERIARTICULAR PAIN, ACUTE - p. 1372 580. JOINT PAIN, ANTERIOR HIP, MEDIAL THIGH, KNEE - p. 1373 581. JOINT PAIN, HIP, LATERAL THIGH - p. 1373 582. JOINT PAIN, POLYARTICULAR - p. 1373 583. JOINT PAIN, POSTERIOR HIPS, THIGH, BUTTOCKS - p. 1373 584. JOINT SWELLING - p. 1373 585. JUGULAR VENOUS DISTENTION - p. 1373 586. JUVENILE ARTHRITIS - p. 1373 587. KERATITIS, NONINFECTIOUS - p. 1374 588. KIDNEY CYSTIC DISEASE - p. 1374 589. KIDNEY ENLARGEMENT, UNILATERAL - p. 1374 590. KIDNEY INJURY, CANCER PATIENTS - p. 1374 591. KNEE PAIN - p. 1374 592. KNEE PAIN, IN DIFFERENT AGE GROUPS - p. 1374 593. LARGE BOWEL STRICTURE - p. 1375 594. LEFT AXIS DEVIATION - p. 1375 595. LEFT BUNDLE BRANCH BLOCK - p. 1375 596. LEG CRAMPS, NOCTURNAL - p. 1375 597. LEG LENGTH DISCREPANCIES - p. 1375 598. LEG MOVEMENT WHEN STANDING, INVOLUNTARY - p. 1375 599. LEG PAIN, EXERTIONAL - p. 1375 600. LEG PAIN WITH EXERCISE - p. 1376 601. LEG SWELLING - p. 1376 602. LEG ULCERS - p. 1376 603. LEPTOMENINGEAL METASTASES - p. 1376 604. LETHARGY AND COMA - p. 1376 605. LEUKOCORIA - p. 1377 606. LID RETRACTION, CAUSES - p. 1377 607. LIGHT-NEAR DISSOCIATION - p. 1377 608. LIMB ISCHEMIA, ACUTE, NONTRAUMATIC - p. 1377 609. LIMP - p. 1377 610. LIMPING, PEDIATRIC AGE - p. 1377 611. LIVEDO RETICULARIS - p. 1378 612. LIVER DISEASE, PREGNANCY - p. 1378 613. LIVER ENZYME ELEVATIONS, EXTRAHEPATIC CAUSES - p. 1378 614. LIVER ENZYME ELEVATIONS, INTRAHEPATIC CAUSES - p. 1378 615. LIVER LESIONS, BENIGN, OFTEN CONFUSED WITH MALIGNANCY - p. 1378 616. LOWER GI ULCERATIVE LESIONS - p. 1378 617. LOW-VOLTAGE ECG - p. 1379 618. LUMBAR SPINE, VISCEROGENIC PAIN REFERRED TO LUMBAR SPINE* - p. 1379 619. LUNG CANCER, OCCUPATIONAL CAUSES - p. 1379 620. LUNG DISEASE AND GI AND LIVER INVOLVEMENT - p. 1379 621. LUNG DISEASE AND RENAL INVOLVEMENT - p. 1379 622. LUNG DISEASE AND SKIN AND SUBCUTANEOUS LESIONS - p. 1379 623. LUNG DISEASE WITH BONE, JOINT, NERVE, AND MUSCLE INVOLVEMENT - p. 1380 624. LUNG METASTASIS - p. 1380 625. LUNG TUMORS, BENIGN - p. 1380 626. LUNG VOLUMES IN DIFFUSE LUNG DISEASE - p. 1381 627. LYMPHADENOPATHY - p. 1381 628. LYMPHANGITIS - p. 1381 629. LYMPHEDEMA - p. 1381 630. LYMPHOCYTOSIS, ATYPICAL - p. 1381 631. LYMPHOPENIA - p. 1381 632. MACROCEPHALY - p. 1382 633. MACROTHROMBOCYTOPENIA, INHERITED - p. 1382 634. MACULAR CRYSTALS - p. 1382 635. MADAROSIS - p. 1382 636. MALABSORPTION - p. 1382 637. MALABSORPTION SYNDROME IN TROPICS - p. 1382 638. MALNUTRITION, CAUSES IN EARLY LIFE - p. 1382 639. 0 TO 6 MO - p. 1383 640. 6 TO 12 MO - p. 1383 641. AFTER INFANCY - p. 1383 642. MASTALGIA, MEDICATION INDUCED - p. 1383 643. MEDIASTINAL COMPARTMENTS, ANATOMY AND PATHOLOGY - p. 1383 644. MEDIASTINAL MASSES OR WIDENING ON CHEST X-RAY - p. 1383 645. MEDIASTINAL MASSES, SITES OF ORIGIN - p. 1383 646. MEDIASTINITIS, ACUTE - p. 1384 647. MELANONYCHIA - p. 1384 648. MEMORY LOSS SYMPTOMS, ELDERLY PATIENTS - p. 1384 649. MENINGITIS, CHRONIC - p. 1384 650. MENINGITIS, RECURRENT - p. 1384 651. MENTAL STATUS CHANGES AND COMA - p. 1384 652. MENTAL STATUS CHANGES AND COMA, STRUCTURAL CAUSES - p. 1385 653. MENTAL STATUS CHANGES AND COMA, METABOLIC AND SYSTEMIC CAUSES - p. 1385 654. MESENTERIC ARTERIAL EMBOLISM, ASSOCIATED FACTORS - p. 1386 655. MESENTERIC ISCHEMIA, NONOCCLUSIVE - p. 1386 656. MESENTERIC VENOUS THROMBOSIS - p. 1386 657. METASTATIC NEOPLASMS - p. 1386 658. METHEMOGLOBINEMIA, DRUG-INDUCED - p. 1386 659. MICROCEPHALY - p. 1386 660. MICROPENIS - p. 1387 661. MIOSIS - p. 1387 662. MONOARTHRITIS, ACUTE - p. 1387 663. MONOARTHRITIS, CHRONIC - p. 1387 664. MONOCYTOSIS - p. 1387 665. MONONEUROPATHY - p. 1387 666. MONONEUROPATHY, ISOLATED - p. 1387 667. MONONEUROPATHY MULTIPLEX - p. 1388 668. MONONUCLEOSIS, MONOSPOT NEGATIVE - p. 1388 669. MONOPLEGIA, ACUTE - p. 1388 670. MOVEMENT DISORDER, HYPERKINETIC - p. 1388 671. MOVEMENT DISORDER, PEDIATRIC PATIENT - p. 1388 672. MOVEMENT DISORDERS AND COGNITIVE IMPAIRMENT - p. 1388 673. MOVEMENT DISORDERS, NEUROLEPTIC-INDUCED - p. 1388 674. MULTIVALVULAR HEART DISEASE - p. 1389 675. MUSCLE DISCOMFORT DUE TO DRUGS AND TOXINS - p. 1389 676. MUSCLE DISEASE - p. 1389 677. MUSCLE WEAKNESS - p. 1390 678. MUSCLE WEAKNESS, LOWER MOTOR NEURON VS. UPPER MOTOR NEURON - p. 1390 679. MUSCULAR PAIN, CHRONIC - p. 1390 680. MUSCULOSKELETAL BENIGN TUMORS AND TUMORLIKE LESIONS - p. 1390 681. MUSCULOSKELETAL MALIGNANT TUMORS AND TUMORLIKE LESIONS - p. 1390 682. MYDRIASIS - p. 1390 683. MYELIN DISEASES - p. 1390 684. MYELITIS - p. 1390 685. MYELOPATHY AND MYELITIS - p. 1391 686. MYOCARDIAL ISCHEMIA - p. 1391 687. MYOCLONUS - p. 1391 688. MYOCLONUS, DRUG-INDUCED - p. 1391 689. MYOCLONUS, PEDIATRIC PATIENT - p. 1391 690. MYOPATHIC PAIN SYNDROMES - p. 1392 691. MYOPATHIC SYNDROMES, DRUG-INDUCED - p. 1392 692. MYOPATHIES ASSOCIATED WITH REST PAIN - p. 1392 693. MYOPATHIES, HIV-ASSOCIATED - p. 1392 694. MYOPATHIES, INFECTIOUS - p. 1392 695. MYOPATHIES, INFLAMMATORY - p. 1392 696. MYOPATHIES, METABOLIC - p. 1393 697. MYOPATHIES, TOXIC - p. 1393 698. MYOPATHY, ACUTE - p. 1393 699. MYOPATHY, DRUG-INDUCED - p. 1393 700. MYOSITIS, INFECTIOUS CAUSES - p. 1393 701. MYOSITIS, INFLAMMATORY - p. 1393 702. NAIL CLUBBING - p. 1394 703. NAIL, HORIZONTAL WHITE LINES (BEAU LINES) - p. 1394 704. NAIL KOILONYCHIA - p. 1394 705. NAIL ONYCHOLYSIS - p. 1394 706. NAIL PITTING - p. 1394 707. NAIL SPLINTER HEMORRHAGE - p. 1394 708. NAIL STRIATIONS - p. 1394 709. NAIL TELANGIECTASIA - p. 1394 710. NAIL WHITENING (TERRY NAILS) - p. 1394 711. NAIL YELLOWING - p. 1394 712. NASAL AND PARANASAL SINUS TUMORS - p. 1394 713. NASAL BLOCKAGE - p. 1394 714. NASAL MASSES, CONGENITAL - p. 1395 715. NASOPHARYNGEAL TUMORS - p. 1395 716. NAUSEA AND VOMITING - p. 1395 717. NAUSEA AND VOMITING, CAUSES DURING PREGNANCY - p. 1395 718. NAUSEA AND VOMITING, CHRONIC - p. 1395 719. NECK AND ARM PAIN - p. 1395 720. NECK MASS - p. 1395 721. NECK PAIN - p. 1396 722. NECK PAIN FROM RHEUMATOLOGIC DISORDERS - p. 1396 723. NECK PAIN, NONMUSCULAR CAUSES - p. 1396 724. NECROTIZING PNEUMONIAS - p. 1396 725. NEONATAL SEIZURES MIMICS - p. 1396 726. NEOPLASTIC LESIONS, LUMBOSACRAL SPINE - p. 1396 727. NEPHRITIC SYNDROME, ACUTE - p. 1396 728. NEPHROCALCINOSIS - p. 1396 729. NEPHROPATHY, OBSTRUCTIVE - p. 1397 730. NEUROGENIC BLADDER - p. 1397 731. NEUROLOGIC DEFICIT, FOCAL - p. 1397 732. NEUROLOGIC DEFICIT, MULTIFOCAL - p. 1397 733. NEUROMUSCULAR JUNCTION DYSFUNCTION - p. 1397 734. NEURONOPATHIES, SENSORY (GANGLIONOPATHIES) - p. 1397 735. NEUROPATHIC BLADDER (HEAD) NEUROPATHIES, AUTONOMIC - p. 1398 736. NEUROPATHIES, AUTONOMIC, PERIPHERAL, CAUSES - p. 1398 737. NEUROPATHIES, PAINFUL - p. 1398 738. NEUROPATHIES, PERIPHERAL, ASYMMETRICAL PROXIMAL/DISTAL - p. 1398 739. NEUROPATHIES, SENSORY ATAXIC - p. 1399 740. NEUROPATHIES, SMALL FIBER - p. 1399 741. NEUROPATHIES, TOXIC AND METABOLIC - p. 1399 742. NEUROPATHIES WITH AUTONOMIC NERVOUS SYSTEM INVOLVEMENT - p. 1399 743. NEUROPATHIES WITH FACIAL NERVE INVOLVEMENT - p. 1399 744. NEUTROPENIA, DRUG-INDUCED - p. 1399 745. NEUTROPENIA WITH DECREASED MARROW RESERVE - p. 1399 746. NEUTROPENIA WITH NORMAL MARROW RESERVE - p. 1400 747. NEUTROPENIA, IN CHILDHOOD - p. 1400 748. NEUTROPHILIA - p. 1400 749. NIPPLE DISCHARGE - p. 1400 750. NIPPLE LESIONS - p. 1400 751. NODULAR LESIONS, SKIN - p. 1400 752. NODULES, PAINFUL - p. 1400 753. NYSTAGMUS - p. 1400 754. NYSTAGMUS, DOWNBEAT - p. 1400 755. NYSTAGMUS, MONOCULAR - p. 1401 756. OCULAR MOTOR APRAXIA, ASSOCIATED DISORDERS - p. 1401 757. ODYNOPHAGIA - p. 1401 758. OLFACTORY FUNCTION IMPAIRMENT - p. 1401 759. ONYCHOLYSIS - p. 1401 760. OPACIFICATION OF HEMIDIAPHRAGM ON X-RAY - p. 1402 761. OPHTHALMOPLEGIA - p. 1402 762. OPHTHALMOPLEGIA, ACUTE, BILATERAL - p. 1402 763. OPHTHALMOPLEGIA, ACUTE, UNILATERAL - p. 1402 764. OPHTHALMOPLEGIA AND GAZE PALSIES - p. 1402 765. OPHTHALMOPLEGIA, CHRONIC - p. 1403 766. OPHTHALMOPLEGIA, COMBINED VERTICAL GAZE - p. 1404 767. OPHTHALMOPLEGIA, INTERNUCLEAR - p. 1404 768. OPHTHALMOPLEGIA, TOTAL - p. 1404 769. OPSOCLONUS - p. 1404 770. OPTIC ATROPHY - p. 1404 771. OPTIC DISC ELEVATION - p. 1404 772. OPTIC DISC SWELLING - p. 1404 773. ORAL MUCOSA, ERYTHEMATOUS LESIONS - p. 1404 774. ORAL MUCOSA, PIGMENTED LESIONS - p. 1405 775. ORAL MUCOSA, PUNCTATE EROSIVE LESIONS - p. 1405 776. ORAL MUCOSA, WHITE LESIONS - p. 1405 777. ORAL SOFT TISSUE TUMORS - p. 1405 778. ORAL ULCERS, ACUTE - p. 1405 779. ORAL VESICLES AND ULCERS - p. 1405 780. ORBITAL INFLAMMATION - p. 1405 781. ORBITAL LESIONS, CALCIFIED - p. 1406 782. ORBITAL LESIONS, CYSTIC - p. 1406 783. ORBITAL NEOPLASMS, MALIGNANT - p. 1406 784. ORGASM DYSFUNCTION - p. 1406 785. OROFACIAL PAIN - p. 1406 786. OSTEOLYTIC BENIGN BONE LESIONS, MULTIPLE - p. 1406 787. OSTEOMYELITIS, PEDIATRIC PATIENT - p. 1406 788. OSTEOPOROSIS IN CHILDREN - p. 1406 789. OSTEOPOROSIS, SECONDARY CAUSES - p. 1406 790. OSTEOSCLEROSIS, DIFFUSE - p. 1407 791. OSTEOSCLEROTIC BENIGN BONE LESIONS, MULTIPLE - p. 1407 792. OTALGIA - p. 1407 793. OVARIAN ENLARGEMENT, NONNEOPLASTIC - p. 1407 794. OVARIAN HYPOFUNCTION - p. 1407 795. OVULATORY DYSFUNCTION - p. 1408 796. PAIN, MIDFOOT - p. 1408 797. PAIN, POSTERIOR HEEL - p. 1408 798. PAIN SYNDROMES WITHOUT CHRONIC MYOPATHY - p. 1408 799. PALINDROMIC RHEUMATISM - p. 1409 800. PALMOPLANTAR HYPERKERATOSIS - p. 1409 801. PALPABLE GALLBLADDER - p. 1409 802. PALPITATIONS - p. 1409 803. PANCOAST SYNDROME - p. 1409 804. PANCREATIC CALCIFICATIONS - p. 1409 805. PANCREATIC CYSTIC LESIONS - p. 1409 806. PANCREATIC SOLID LESIONS - p. 1409 807. PANCREATITIS, ACUTE, IN CHILDREN - p. 1409 808. PANCREATITIS, DRUG-INDUCED - p. 1410 809. PANCYTOPENIA - p. 1410 810. PANCYTOPENIA SYNDROME, INHERITED - p. 1410 811. PAPILLEDEMA - p. 1411 812. PAPULOSQUAMOUS DISEASES - p. 1411 813. PARALYSIS AND MUSCULAR RIGIDITY, DRUG-INDUCED - p. 1411 814. PARALYTIC ILEUS - p. 1411 815. PARANASAL SINUS MALIGNANCIES - p. 1411 816. PARANEOPLASTIC NEUROLOGIC SYNDROMES - p. 1411 817. PARANEOPLASTIC SYNDROMES, ENDOCRINE - p. 1411 818. PARANEOPLASTIC SYNDROMES, NONENDOCRINE - p. 1412 819. CUTANEOUS - p. 1412 820. RENAL - p. 1412 821. NEUROLOGIC - p. 1412 822. HEMATOLOGIC - p. 1412 823. RHEUMATOLOGIC - p. 1412 824. PARAPARESIS - p. 1412 825. PARAPARESIS, ACUTE OR SUBACUTE - p. 1412 826. PARAPARESIS, CHRONIC PROGRESSIVE - p. 1412 827. PARAPARESIS, PAINLESS - p. 1412 828. PARAPLEGIA - p. 1412 829. PARASELLAR MASSES - p. 1413 830. PARESTHESIAS - p. 1413 831. PARKINSONISM - p. 1413 832. PARKINSONISM AND OTHER ACUTE EXTRAPYRAMIDAL REACTIONS, DRUG-INDUCED - p. 1414 833. PARKINSONISM-PLUS SYNDROMES - p. 1414 834. PAROTID SWELLING - p. 1414 835. PELVIC AVULSION FRACTURES - p. 1414 836. PELVIC MASS - p. 1414 837. PELVIC PAIN, CAUSES IN WOMEN - p. 1414 838. PELVIC PAIN, CHRONIC - p. 1414 839. PELVIC PAIN, CYCLIC AND ACYCLIC - p. 1415 840. PELVIC PAIN, GENITAL ORIGIN - p. 1415 841. PELVIC PAIN, NONPREGNANT FEMALE - p. 1415 842. PENILE RASH - p. 1415 843. PERIANAL PAIN - p. 1415 844. PERICARDIAL EFFUSION - p. 1415 845. PERIPHERAL ARTERIAL DISEASE, NONATHEROSCLEROTIC CAUSES - p. 1416 846. PERIPHERAL INFLAMMATORY ARTHRITIS - p. 1416 847. PERIODIC PARALYSIS - p. 1416 848. PERIODIC PARALYSIS, HYPERKALEMIC - p. 1416 849. PERIODIC PARALYSIS, HYPOKALEMIC - p. 1416 850. PERIPHERAL NEUROPATHIES, ASYMMETRICAL PROXIMAL AND DISTAL - p. 1416 851. PERITONEAL CARCINOMATOSIS - p. 1416 852. PERITONEAL EFFUSION - p. 1416 853. PERIUMBILICAL SWELLING - p. 1417 854. PHARYNGEAL OBSTRUCTION, CAUSES - p. 1417 855. PHEOCHROMOCYTOMA-TYPE SPELLS - p. 1417 856. PHOTODERMATOSES - p. 1417 857. PHOTOSENSITIVITY - p. 1417 858. PIGMENTURIA - p. 1417 859. PITUITARY INSUFFICIENCY, ACQUIRED - p. 1417 860. PITUITARY REGION TUMORS - p. 1418 861. PLATELET DYSFUNCTION, DRUG-INDUCED - p. 1418 862. PLEURAL EFFUSIONS - p. 1418 863. PLEURAL EFFUSIONS, MALIGNANCY-ASSOCIATED - p. 1418 864. PLEURAL HYPERPLASIA - p. 1418 865. PLEURAL MASSES - p. 1418 866. PLEURAL TUMORS - p. 1418 867. PNEUMATOSIS INTESTINALIS IN NEONATE AND OLDER CHILD - p. 1419 868. PNEUMONIA, CHRONIC - p. 1419 869. PNEUMONIA MIMICS - p. 1419 870. PNEUMONIA, NONRESPONDING, CAUSES - p. 1420 871. PNEUMONIA, RECURRENT - p. 1420 872. PNEUMOPERITONEUM, NEONATAL - p. 1420 873. PNEUMOTHORAX, IN CHILDREN - p. 1420 874. POLIOSIS - p. 1420 875. POLYCYTHEMIA - p. 1420 876. POLYCYTHEMIAS, DIFFERENTIAL DIAGNOSIS - p. 1420 877. POLYCYTHEMIA, RELATIVE VS. ABSOLUTE - p. 1421 878. POLYMYALGIAS - p. 1421 879. POLYNEUROPATHIES WITH PREDOMINANTLY UPPER LIMB MOTOR INVOLVEMENT - p. 1421 880. POLYNEUROPATHY - p. 1421 881. POLYNEUROPATHY, DEMYELINATING - p. 1421 882. POLYNEUROPATHY, DISTAL SENSORIMOTOR - p. 1421 883. POLYNEUROPATHY, DRUG-INDUCED - p. 1422 884. POLYNEUROPATHY, SYMMETRIC - p. 1422 885. POLYURIA - p. 1422 886. POPLITEAL SWELLING - p. 1422 887. PORTAL HYPERTENSION - p. 1422 888. POSTMENOPAUSAL BLEEDING - p. 1423 889. POSTURAL HYPOTENSION, NONNEUROLOGIC CAUSES - p. 1423 890. POSTURING ABNORMALITY - p. 1423 891. PREMATURE GRAYING, SCALP HAIR - p. 1423 892. PREMATURE VENTRICULAR CONTRACTIONS AND VENTRICULAR TACHYCARDIA - p. 1423 893. PREPUBERTAL BLEEDING WITHOUT BREAST DEVELOPMENT - p. 1423 894. PRESACRAL MASSES IN CHILDREN - p. 1423 895. PRIMARY ANGIITIS OF CENTRAL NERVOUS SYSTEM - p. 1423 896. PRIMARY CHEST WALL TUMORS - p. 1424 897. PROLONGED QT SYNDROMES - p. 1424 898. PROPTOSIS - p. 1424 899. PROPTOSIS AND PALATAL NECROTIC ULCERS - p. 1424 900. PROTEIN-LOSING ENTEROPATHY, PEDIATRIC AGE - p. 1424 901. PROTEINURIA - p. 1424 902. PRURITUS - p. 1425 903. PRURITUS ANI - p. 1425 904. PRURITUS VULVAE - p. 1425 905. PSEUDOCELLULITIS - p. 1425 906. PSEUDOCYANOSIS, ETIOLOGY - p. 1425 907. PSEUDOHERMAPHRODITISM, FEMALE - p. 1425 908. PSEUDOHERMAPHRODITISM, MALE - p. 1425 909. PSEUDOINFARCTION - p. 1425 910. PSYCHOSIS - p. 1426 911. PSYCHOSIS, MEDICAL DISORDERS-INDUCED - p. 1426 912. PSYCHOSIS, MEDICATION-INDUCED - p. 1426 913. PTOSIS - p. 1426 914. PUBERTY, DELAYED - p. 1426 915. PUBERTY, PRECOCIOUS - p. 1427 916. PULMONARY ARTERY SEGMENT ABNORMALITIES - p. 1427 917. PULMONARY CRACKLES - p. 1427 918. PULMONARY CYSTS ON X-RAY - p. 1427 919. PULMONARY EDEMA, NONCARDIOGENIC - p. 1427 920. PULMONARY EOSINOPHILIA - p. 1427 921. PULMONARY HEMORRHAGE, DIFFUSE, ALVEOLAR - p. 1428 922. PULMONARY HEMORRHAGE, FOCAL - p. 1428 923. PULMONARY HEMORRHAGE, PEDIATRIC AGE - p. 1428 924. PULMONARY HEMORRHAGIC SYNDROMES, DIFFUSE - p. 1429 925. PULMONARY INFILTRATES ASSOCIATIONS - p. 1429 926. PULMONARY INFILTRATES, IMMUNOCOMPROMISED HOST - p. 1429 927. PULMONARY LESIONS - p. 1429 928. PULMONARY MASS, SOLITARY, CAUSES - p. 1429 929. PULMONARY MASS, SOLITARY, MIMICS - p. 1430 930. PULMONARY NODULE, SOLITARY - p. 1430 931. PULMONARY NODULES, MULTIPLE IN PATIENT WITH PRIOR CANCER - p. 1430 932. PULMONARY OPACITIES - p. 1430 933. PULMONARY–RENAL SYNDROMES, CAUSES - p. 1430 934. PULSATILE TINNITUS - p. 1430 935. PULSELESS ELECTRICAL ACTIVITY - p. 1430 936. PUPILLARY DILATATION, POOR RESPONSE TO DARKNESS - p. 1431 937. PURPURA - p. 1431 938. PURPURA, NONPALPABLE - p. 1431 939. PURPURA, NONPURPURIC DISORDERS SIMULATING PURPURA - p. 1431 940. PURPURA, PALPABLE - p. 1431 941. QT INTERVAL PROLONGATION - p. 1431 942. RADIATION-INDUCED NEOPLASMS - p. 1431 943. REACTIVE EOSINOPHILIA - p. 1432 944. REACTIVE MONOCYTOSIS - p. 1432 945. REACTIVE NEUTROPHILIA - p. 1432 946. RECTAL MASS, PALPABLE - p. 1432 947. RECTAL PAIN - p. 1432 948. RED BLOOD CELL APLASIA, ACQUIRED, ETIOLOGY - p. 1432 949. RED BLOOD CELL FRAGMENTATION HEMOLYSIS, CAUSES - p. 1432 950. RED EYE - p. 1432 951. RED EYE, ACUTE - p. 1433 952. RED HOT JOINT - p. 1433 953. RED URINE - p. 1433 954. RENAL ALLOGRAFT DYSFUNCTION - p. 1433 955. RENAL ARTERY OCCLUSION, CAUSES - p. 1433 956. RENAL COLIC - p. 1433 957. RENAL CYSTIC DISORDERS - p. 1433 958. RENAL DISEASE, SKIN MANIFESTATIONS - p. 1433 959. RENAL FAILURE, ACUTE, PIGMENT-INDUCED - p. 1433 960. RENAL FAILURE, CHRONIC - p. 1434 961. RENAL FAILURE, INTRINSIC OR PARENCHYMAL CAUSES - p. 1434 962. RENAL FAILURE, POSTRENAL CAUSES - p. 1434 963. RENAL FAILURE, PRERENAL CAUSES - p. 1434 964. RENAL INFARCTION - p. 1434 965. RENAL PARENCHYMAL DISEASE, CHRONIC - p. 1435 966. RENAL VEIN THROMBOSIS, CAUSES - p. 1435 967. RESPIRATORY DISTRESS IN THE NEWBORN, CAUSES - p. 1435 968. RESPIRATORY DYSFUNCTION ASSOCIATED WITH CENTRAL NERVOUS SYSTEM - p. 1435 969. RESPIRATORY DYSFUNCTION ASSOCIATED WITH PERIPHERAL NERVOUS SYSTEM - p. 1436 970. RESPIRATORY FAILURE, HYPOVENTILATORY - p. 1436 971. RESPIRATORY MUSCLE WEAKNESS - p. 1436 972. RETINOPATHY, HYPERTENSIVE - p. 1436 973. RHINITIS - p. 1436 974. RHINITIS, CHRONIC - p. 1436 975. RHINOSINUSITIS, DIFFERENTIAL DIAGNOSIS - p. 1437 976. RIB DEFECTS ON X-RAY - p. 1437 977. RIB NOTCHING ON X-RAY - p. 1437 978. RIGHT AXIS DEVIATION - p. 1437 979. SACCADIC INTRUSIONS AND OSCILLATIONS - p. 1437 980. SALIVARY GLAND ENLARGEMENT, BILATERAL - p. 1437 981. SALIVARY GLAND SECRETION, DECREASED - p. 1437 982. SCLERODERMA-LIKE SYNDROMES - p. 1438 983. SCLERODERMA-LIKE SYNDROMES, DRUG-INDUCED - p. 1438 984. SCROTAL CALCIFICATIONS - p. 1438 985. SCROTAL MASSES, BOYS AND ADOLESCENTS - p. 1438 986. SCROTAL PAIN - p. 1438 987. SCROTAL PAIN, ADOLESCENT OR PEDIATRIC PATIENT - p. 1438 988. SCROTAL SWELLING - p. 1439 989. SEIZURE - p. 1439 990. SEIZURE, PEDIATRIC - p. 1439 991. SEIZURE MIMICS - p. 1439 992. SEIZURES, NEONATAL, DUE TO NEUROCUTANEOUS DISORDERS - p. 1439 993. SEIZURES, NEONATAL PEAK TIME OF ONSET - p. 1439 994. SEXUAL DIFFERENTIATION ABNORMALITIES - p. 1440 995. SEXUAL DYSFUNCTION, FEMALE - p. 1440 996. SEXUALLY TRANSMITTED INFECTION, ANORECTAL REGION - p. 1440 997. SEXUAL PRECOCITY - p. 1440 998. SHORT STATURE - p. 1440 999. SHOULDER PAIN - p. 1441 1000. SHOULDER PAIN BY LOCATION - p. 1441 1001. SHOULDER PAIN, IN DIFFERENT AGE GROUPS - p. 1441 1002. SINOVENOUS OCCLUSIVE DISEASE, INTRACRANIAL - p. 1441 1003. SINUS NODE DYSFUNCTION - p. 1442 1004. SINUS OF VALSALVA ANEURYSMS - p. 1442 1005. SINUS OSTIAL OBSTRUCTION - p. 1442 1006. SINUS TACHYCARDIA - p. 1442 1007. SKIN AND RENAL - p. 1442 1008. SKIN INDURATION, CHRONIC - p. 1442 1009. SKIN, THICKENED AND TETHERED - p. 1443 1010. SLEEP-RELATED HALLUCINATIONS - p. 1443 1011. SLEEPTALKING - p. 1443 1012. SMALL BOWEL MASSES - p. 1443 1013. SMALL BOWEL OBSTRUCTION - p. 1443 1014. SMALL INTESTINAL TUMORS - p. 1444 1015. SMALL INTESTINE ULCERATION - p. 1444 1016. SMELL DISTURBANCE - p. 1444 1017. SODIUM RETENTION, RENAL CAUSES - p. 1444 1018. SOFT TISSUE MASS MIMICKING MALIGNANCY - p. 1444 1019. SOFT TISSUE TUMORS, PEDIATRIC PATIENT - p. 1444 1020. SORE THROAT - p. 1445 1021. SPASTIC PARAPLEGIAS - p. 1445 1022. SPINAL CORD COMPRESSION, EPIDURAL - p. 1445 1023. SPINAL CORD DISEASES - p. 1445 1024. SPINAL CORD DYSFUNCTION - p. 1445 1025. SPINAL CORD DYSFUNCTION, NONTRAUMATIC - p. 1446 1026. SPINAL CORD ISCHEMIC SYNDROMES - p. 1446 1027. SPINAL TUMORS - p. 1446 1028. SPINAL PARAPLEGIA - p. 1446 1029. SPLENIC CYSTS, CLASSIFICATION - p. 1446 1030. SPLENIC LESIONS, BENIGN - p. 1446 1031. SPLENIC MASSES, FOCAL SOLID - p. 1446 1032. SPLENIC NEOPLASMS - p. 1446 1033. SPLENIC NODULES - p. 1446 1034. SPLENIC TUMORS, CLASSIFICATION - p. 1447 1035. SPLENOMEGALY - p. 1447 1036. SPLENOMEGALY AND HEPATOMEGALY - p. 1447 1037. SPLENOMEGALY AND HYPERSPLENISM - p. 1447 1038. SPLENOMEGALY, CHILDREN - p. 1447 1039. SPONTANEOUS PNEUMOTHORAX - p. 1448 1040. STATURAL OVERGROWTH - p. 1448 1041. STEATOHEPATITIS - p. 1448 1042. STEATOSIS, MACROVESICULAR AND MICROVESICULAR - p. 1448 1043. STERILE PYURIA - p. 1448 1044. STOMATITIS, BULLOUS - p. 1448 1045. STRIDOR, ADULTS - p. 1449 1046. STRIDOR IN NEONATES - p. 1449 1047. STRIDOR, PEDIATRIC AGE - p. 1449 1048. STROKE - p. 1449 1049. STROKE, PEDIATRIC AGE - p. 1449 1050. STROKE, YOUNG ADULT, CAUSES - p. 1450 1051. ST-SEGMENT DEPRESSION, NONCORONARY CAUSES - p. 1450 1052. ST-SEGMENT ELEVATION - p. 1450 1053. ST-SEGMENT ELEVATIONS, NONISCHEMIC - p. 1450 1054. SUDDEN CARDIAC DEATH - p. 1450 1055. SUDDEN DEATH, PEDIATRIC AGE - p. 1451 1056. SUDDEN DEATH, YOUNG ATHLETE - p. 1451 1057. SUPERIOR VENA CAVA SEGMENT ABNORMALITIES - p. 1451 1058. SWEAT PRODUCTION DECREASE - p. 1452 1059. SWOLLEN LIMB - p. 1452 1060. SYMPATHOMIMETIC TOXICITY - p. 1452 1061. TALL STATURE - p. 1452 1062. TARDIVE DYSKINESIA - p. 1452 1063. TASTE AND SMELL LOSS - p. 1452 1064. TELANGIECTASIA - p. 1453 1065. TENDINOPATHY - p. 1453 1066. TESTICULAR CYSTIC LESIONS - p. 1453 1067. TESTICULAR FAILURE - p. 1453 1068. TESTICULAR PAIN - p. 1453 1069. TESTICULAR SIZE VARIATIONS - p. 1453 1070. TETANUS - p. 1453 1071. THORACIC AORTIC ANEURYSMS - p. 1454 1072. THROMBOCYTOPENIA - p. 1454 1073. THROMBOCYTOPENIA, IN PREGNANCY - p. 1454 1074. THROMBOCYTOPENIA, INHERITED DISORDERS - p. 1454 1075. THROMBOCYTOPENIA IN NEWBORNS, DIFFERENTIAL DIAGNOSIS - p. 1454 1076. THROMBOCYTOSIS - p. 1455 1077. THROMBOSIS OR THROMBOTIC DIATHESIS - p. 1455 1078. THYMIC MASSES - p. 1455 1079. THYMOMA, DISEASES ASSOCIATIONS - p. 1455 1080. THYROMEGALY - p. 1455 1081. THYROTOXICOSIS - p. 1455 1082. TICK-RELATED INFECTIONS - p. 1455 1083. TICS - p. 1456 1084. TORSADES DE POINTES - p. 1456 1085. TOXIC MEGACOLON, CAUSES - p. 1456 1086. TOXIC MYOPATHIES - p. 1456 1087. TOXIC NEUROPATHIES - p. 1456 1088. TRACHEOBRONCHIAL NARROWING ON X-RAY - p. 1456 1089. TRANSIENT AMNESIA - p. 1457 1090. TREMOR - p. 1457 1091. TREMOR, IN CHILDREN, CAUSES - p. 1457 1092. TRICHOMEGALY - p. 1457 1093. TUBULOINTERSTITIAL DISEASE, ACUTE - p. 1457 1094. TUBULOINTERSTITIAL KIDNEY DISEASE - p. 1458 1095. TUMOR MARKERS ELEVATION - p. 1458 1096. UPPER AIRWAY OBSTRUCTION - p. 1458 1097. UPPER EXTREMITY ISCHEMIA - p. 1458 1098. UREMIC ENCEPHALOPATHY, DIFFERENTIAL DIAGNOSIS - p. 1458 1099. URETERAL COLIC - p. 1459 1100. URETERAL STRICTURE - p. 1459 1101. URETERIC OBSTRUCTION, CONGENITAL - p. 1459 1102. URETHRAL BLEEDING - p. 1459 1103. URETHRAL DISCHARGE AND DYSURIA - p. 1459 1104. URETHRAL OBSTRUCTION, CHILDREN - p. 1459 1105. URETHRITIS, PEDIATRIC PATIENT - p. 1460 1106. URIC ACID STONES - p. 1460 1107. URINARY INCONTINENCE, CHILDREN - p. 1460 1108. URINARY RETENTION - p. 1460 1109. URINARY RETENTION, ACUTE - p. 1460 1110. URINARY TRACT BLEEDING, UPPER - p. 1460 1111. URINARY TRACT OBSTRUCTION - p. 1460 1112. URINARY TRACT OBSTRUCTION, CONGENITAL CAUSES - p. 1461 1113. URINE CASTS - p. 1461 1114. URINE COLOR ABNORMALITIES - p. 1461 1115. URINE, RED - p. 1461 1116. UROLITHIASIS-LIKE PAIN - p. 1462 1117. UROPATHY, OBSTRUCTIVE - p. 1462 1118. UROSEPSIS - p. 1462 1119. URTICARIA IN TRAVELERS - p. 1462 1120. UTERINE BLEEDING, ABNORMAL - p. 1462 1121. UVEITIS, PEDIATRIC AGE - p. 1462 1122. VAGINAL BLEEDING, ABNORMAL - p. 1463 1123. VAGINAL BLEEDING, PREGNANCY - p. 1463 1124. VAGINAL DISCHARGE, PREPUBERTAL GIRLS - p. 1463 1125. VALVULAR HEART DISEASE - p. 1463 1126. VASCULAR LESIONS OF GI TRACT - p. 1463 1127. VASCULITIS, CLASSIFICATION - p. 1464 1128. VASCULITIS (DISEASES THAT MIMIC VASCULITIS) - p. 1464 1129. VEGETATIVE STATE, PERSISTENT - p. 1464 1130. VENTILATION DISORDERS - p. 1464 1131. VENTILATION–PERFUSION MISMATCH ON LUNG SCAN - p. 1464 1132. VENTRICULAR FAILURE - p. 1464 1133. VERRUCOUS LESIONS - p. 1465 1134. VERTEBRAL LESIONS - p. 1465 1135. VERTIGO - p. 1465 1136. VERTIGO, CENTRAL - p. 1465 1137. VESICULAR OR BULLOUS SKIN RASH - p. 1465 1138. VESICULOBULLOUS DISEASES - p. 1466 1139. VIRAL ENCEPHALITIS, COMMON CAUSES - p. 1466 1140. VISION LOSS, ACUTE, PAINFUL - p. 1466 1141. VISION LOSS, ACUTE, PAINLESS - p. 1466 1142. VISION LOSS, ACUTE, PEDIATRIC AGE - p. 1466 1143. VISION LOSS AFTER DIVING - p. 1466 1144. VISION LOSS, CHILDREN - p. 1467 1145. VISION LOSS, CHRONIC, PROGRESSIVE - p. 1467 1146. VISION LOSS, MONOCULAR, TRANSIENT - p. 1467 1147. VISION LOSS, PROGRESSIVE, PEDIATRIC AGE - p. 1467 1148. VISUAL DISTURBANCE, NONORGANIC - p. 1467 1149. VISUAL HALLUCINATIONS - p. 1467 1150. VISUAL IMPAIRMENT, ELDERLY PATIENT - p. 1467 1151. VISUAL LOSS, PROGRESSIVE - p. 1467 1152. VISUAL LOSS, SUDDEN BINOCULAR, WITHOUT PROGRESSION - p. 1467 1153. VISUAL LOSS, SUDDEN MONOCULAR, WITHOUT PROGRESSION - p. 1467 1154. VISUAL LOSS, TRANSIENT, BINOCULAR - p. 1468 1155. VITREOUS HEMORRHAGE - p. 1468 1156. VOCAL CORD PARALYSIS - p. 1468 1157. VOLUME DEPLETION - p. 1468 1158. VOLUME EXCESS - p. 1468 1159. VOMITING - p. 1468 1160. VOMITING, NEONATAL - p. 1468 1161. VULVAR LESIONS - p. 1468 1162. VULVAR PAIN - p. 1469 1163. VULVITIS, GRANULOMATOUS - p. 1469 1164. WEAKNESS, ACUTE, EMERGENT - p. 1469 1165. WEAKNESS, GRADUAL ONSET - p. 1469 1166. WEAKNESS, NONNEUROMUSCULAR CAUSES - p. 1470 1167. WEIGHT GAIN - p. 1470 1168. WEIGHT LOSS - p. 1470 1169. WHEEZING - p. 1470 1170. WHEEZING, PEDIATRIC AGE - p. 1470 1171. WRIST AND HAND PAIN - p. 1470 1172. WRIST AND HAND PAIN, IN DIFFERENT AGE GROUPS - p. 1471 1173. WRIST PAIN - p. 1471 1174. XANTHOMAS - p. 1471 1175. XEROPHTHALMIA - p. 1472 1176. XEROSTOMIA - p. 1472 1177. YELLOW URINE - p. 1472 1178. REFERENCES - p. 1472 1179. SECTION III. Clinical Algorithms - p. 1475 1180. Introduction - p. 1475 1181. Clinical Algorithms - p. 1476 1182. ABDOMINAL ABSCESS - p. 1476 1183. ABDOMINAL PAIN, ACUTE - p. 1479 1184. ABDOMINAL PAIN, RIGHT UPPER QUADRANT - p. 1488 1185. ACID-BASE DISORDERS, MIXED - p. 1489 1186. ACID-BASE HOMEOSTASIS - p. 1494 1187. ACIDOSIS, METABOLIC - p. 1497 1188. ACIDOSIS, RESPIRATORY, ACUTE - p. 1500 1189. ACIDOSIS, RESPIRATORY, CHRONIC - p. 1502 1190. ALKALINE PHOSPHATASE ELEVATION - p. 1504 1191. ALKALOSIS, METABOLIC - p. 1505 1192. ALKALOSIS, RESPIRATORY TREATMENT - p. 1507 1193. ALTERED MENTAL STATUS AND COMA - p. 1508 1194. ALVEOLAR HEMORRHAGE - p. 1509 1195. AMINOTRANSFERASE ELEVATION - p. 1509.e2 1196. ANEMIA - p. 1510 1197. ANEMIA, MACROCYTIC - p. 1512 1198. ANEMIA, MICROCYTIC - p. 1514 1199. ANISOCORIA - p. 1516 1200. ANORECTAL COMPLAINTS - p. 1517.e1 1201. BACK PAIN - p. 1518 1202. BLEEDING AND BRUISING PROBLEMS - p. 1524 1203. BLEEDING DISORDERS - p. 1528 1204. BRADYCARDIA - p. 1529 1205. BREAST LUMP - p. 1530 1206. BULLAE ON LOWER EXTREMITIES - p. 1534 1207. CARDIOMEGALY ON CHEST X-RAY - p. 1534.e1 1208. CARDIOMYOPATHY - p. 1537 1209. CHEST PAIN - p. 1539 1210. CENTRAL NERVOUS SYSTEM INFECTION, PRESUMED - p. 1542 1211. CONFUSION - p. 1543 1212. CONNECTIVE TISSUE DISORDER, SUSPECTED - p. 1546 1213. CONNECTIVE TISSUE LABORATORY TESTS - p. 1547 1214. CONVULSIVE DISORDER, SUSPECTED, PEDIATRIC PATIENT - p. 1549 1215. COUGH, CHRONIC - p. 1549.e1 1216. DIARRHEA, ACUTE - p. 1552 1217. DILATED PUPIL - p. 1555 1218. DISTRESSED PATIENT ON MECHANICAL VENTILATION - p. 1555.e1 1219. DYSPNEA - p. 1555.e3 1220. EDEMA - p. 1559 1221. ERYTHROCYTOSIS, ACQUIRED - p. 1560 1222. EXANTHEMATOUS DRUG REACTION - p. 1561 1223. FEVER AND INFECTION IN HIGH-RISK HEMATOLOGY PATIENT WITHOUT OBVIOUS SOURCE - p. 1563 1224. FEVER AND NEUTROPENIA - p. 1563.e1 1225. FEVER AND NEUTROPENIA, PEDIATRIC PATIENT - p. 1567 1226. FEVER AND RASH - p. 1567.e1 1227. GASTROINTESTINAL BLEEDING - p. 1568 1228. GOITER EVALUATION AND MANAGEMENT - p. 1573 1229. HEADACHE - p. 1573.e1 1230. HEARING LOSS - p. 1579 1231. HEMATOCHEZIA - p. 1586 1232. HEMATURIA AND POSITIVE FAMILY HISTORY - p. 1587 1233. HEMATURIA, MICROSCOPIC, ASYMPTOMATIC - p. 1587.e1 1234. HEMATURIA, PEDIATRIC PATIENT - p. 1588 1235. HEPATIC MASS - p. 1590 1236. HEPATOMEGALY - p. 1590.e1 1237. HYPERCALCEMIA - p. 1592 1238. HYPERCAPNIA - p. 1595 1239. HYPERPIGMENTATION - p. 1596 1240. HYPERTRICHOSIS - p. 1596.e3 1241. HYPOTENSION - p. 1596.e5 1242. HYPOTENSION, POSTOPERATIVE - p. 1597 1243. HYPOTONIC INFANT - p. 1597.e1 1244. HYPOVOLEMIC SHOCK - p. 1597.e4 1245. HYPOXEMIA - p. 1597.e5 1246. HYPOXEMIA, POSTOPERATIVE - p. 1598 1247. INFECTIONS OF BURSAE, JOINTS, AND BONES - p. 1598.e1 1248. INFECTIONS OF SOFT TISSUE, JOINTS, AND BONE - p. 1600 1249. INTRAABDOMINAL INFECTION, SUSPECTED - p. 1601 1250. JOINT EFFUSION - p. 1602 1251. JOINT PAIN AND SWELLING - p. 1603 1252. LEG ULCERS - p. 1607 1253. LIMB ISCHEMIA, ACUTE - p. 1608 1254. LIVER MASS - p. 1609 1255. MEDIASTINAL MASS - p. 1611 1256. MENTAL STATUS CHANGE, ELDERLY PATIENT - p. 1613 1257. MUSCULOSKELETAL COMPLAINTS - p. 1614 1258. MUSCULOSKELETAL PAIN, CHRONIC - p. 1615 1259. MYOPATHY - p. 1617 1260. NAUSEA AND VOMITING - p. 1618 1261. NECK MASS - p. 1625 1262. NECK PAIN - p. 1626 1263. NEUTROPENIA - p. 1629 1264. NYSTAGMUS IN CHILDHOOD - p. 1631 1265. OLIGURIA - p. 1631.e3 1266. OTALGIA AND OTORRHEA - p. 1633 1267. PALPITATIONS, DIZZINESS, AND/OR SYNCOPE - p. 1634 1268. PANCREATIC ISLET CELL TUMORS - p. 1635 1269. PANCREATIC MASS - p. 1635.e2 1270. PELVIC PAIN, WOMEN, DIAGNOSTIC EVALUATION - p. 1636 1271. PELVIC PAIN, WOMEN, MANAGEMENT - p. 1638 1272. PERIPHERAL NEUROPATHY - p. 1639 1273. PHOTOSENSITIVITY - p. 1644 1274. PLEURAL INFECTION - p. 1644.e1 1275. PNEUMOTHORAX, TRAUMATIC - p. 1646 1276. POLYURIA - p. 1646.e1 1277. PREMATURE VENTRICULAR COMPLEXES - p. 1648 1278. PROTEINURIA IN CHILDREN - p. 1648.e1 1279. PRURITUS IN PREGNANT WOMAN - p. 1648.e2 1280. PULMONARY NODULE - p. 1648.e3 1281. PURPURA - p. 1652 1282. RASH, ACUTE GENERALIZED SKIN ERUPTION - p. 1652.e1 1283. RECTAL ULCER - p. 1652.e2 1284. RED AND PAINFUL EYE - p. 1652.e3 1285. RED EYE - p. 1653 1286. RENAL CYSTS - p. 1653.e3 1287. RENAL MASS - p. 1655 1288. RHINITIS - p. 1655.e2 1289. SCROTAL MASS - p. 1655.e3 1290. SEIZURES, NEWBORN - p. 1656 1291. SHOCK - p. 1656.e2 1292. SHOULDER PAIN - p. 1661 1293. SKIN AND SOFT TISSUE INFECTIONS - p. 1661.e4 1294. SLEEP-RELATED MOVEMENT DISORDERS - p. 1661.e7 1295. SORE THROAT - p. 1662 1296. TACHYCARDIA, DIAGNOSTIC APPROACH - p. 1664 1297. TACHYCARDIA, NARROW COMPLEX - p. 1666 1298. TACHYCARDIA, PEDIATRIC PATIENT - p. 1667 1299. TACHYCARDIA, WIDE QRS - p. 1667.e1 1300. TESTICULAR MASS - p. 1668 1301. THROMBOTIC MICROANGIOPATHIES, DIFFERENTIAL DIAGNOSIS - p. 1669 1302. URETHRAL DISCHARGE OR DYSURIA - p. 1669.e1 1303. URINARY SYMPTOMS, LOWER URINARY TRACT - p. 1670 1304. URINARY TRACT OBSTRUCTION - p. 1672 1305. VAGINAL BLEEDING - p. 1674 1306. VAGINAL DISCHARGE, EVALUATION - p. 1675 1307. VAGINITIS, PEDIATRIC - p. 1676 1308. VERTIGO - p. 1676.e1 1309. VIRAL EXANTHEM - p. 1679 1310. WEAKNESS - p. 1679.e1 1311. WEIGHT LOSS, UNINTENTIONAL - p. 1686 1312. SECTION IV. Laboratory Tests and Interpretation of Results - p. 1689 1313. Introduction - p. 1690 1314. Laboratory Tests and Interpretation of Results - p. 1695 1315. INTRODUCTION - p. 1695 1316. ACE LEVEL - p. 1695 1317. ACETONE (SERUM OR PLASMA) - p. 1695 1318. ACETYLCHOLINE RECEPTOR (AChR) ANTIBODY - p. 1695 1319. ACID-BASE REFERENCE VALUES - p. 1695 1320. ACID PHOSPHATASE (SERUM) - p. 1695 1321. ACID SERUM TEST - p. 1695 1322. ACTIVATED CLOTTING TIME (ACT) - p. 1695 1323. ACTIVATED PARTIAL THROMBOPLASTIN TIME (APTT, aPTT) - p. 1695 1324. ADRENOCORTICOTROPIC HORMONE (ACTH) - p. 1695 1325. ALANINE AMINOPEPTIDASE - p. 1695.e1 1326. ALANINE AMINOTRANSFERASE (ALT, SGPT) - p. 1695.e1 1327. ALBUMIN (SERUM) - p. 1695.e3 1328. ALCOHOL DEHYDROGENASE - p. 1696 1329. ALDOLASE (SERUM) - p. 1696 1330. ALDOSTERONE - p. 1697 1331. ALKALINE PHOSPHATASE (ALP) (SERUM) - p. 1697.e1 1332. ALPHA-1-ANTITRYPSIN (SERUM) - p. 1697.e3 1333. ALPHA-1-FETOPROTEIN (SERUM) - p. 1697.e3 1334. ALT - p. 1697.e3 1335. ALUMINUM (SERUM) - p. 1697.e3 1336. AMA - p. 1697.e3 1337. AMEBIASIS SEROLOGIC TEST - p. 1697.e3 1338. AMINOLEVULINIC ACID (Δ-ALA) (24-H URINE COLLECTION) - p. 1697.e3 1339. AMMONIA (SERUM) - p. 1697.e3 1340. AMYLASE (SERUM) - p. 1697.e4 1341. AMYLASE, URINE - p. 1697.e5 1342. AMYLOID A PROTEIN (SERUM) - p. 1697.e5 1343. ANA - p. 1697.e5 1344. ANCA - p. 1697.e5 1345. ANDROSTENEDIONE (SERUM) - p. 1697.e5 1346. ANGIOTENSIN II - p. 1697.e5 1347. ANGIOTENSIN-CONVERTING ENZYME (ACE LEVEL) - p. 1697.e5 1348. ANH - p. 1698 1349. ANION GAP (AG) - p. 1698 1350. ANTICARDIOLIPIN ANTIBODY (ACA) - p. 1698.e1 1351. ANTICOAGULANT - p. 1698.e1 1352. ANTIDIURETIC HORMONE - p. 1698.e1 1353. ANTI-DNA - p. 1698.e3 1354. ANTI-DS DNA - p. 1698.e3 1355. ANTIGLOBULIN TEST - p. 1698.e3 1356. ANTIGLOMERULAR BASEMENT ANTIBODY - p. 1698.e3 1357. ANTIHISTONE - p. 1698.e3 1358. ANTIMITOCHONDRIAL ANTIBODY (AMA, MITOCHONDRIAL ANTIBODY) - p. 1698.e3 1359. ANTINEUTROPHIL CYTOPLASMIC ANTIBODY (ANCA) - p. 1698.e3 1360. ANTINUCLEAR ANTIBODY (ANA) - p. 1698.e4 1361. ANTI-RNP ANTIBODY - p. 1698.e7 1362. ANTI-SCL-70 - p. 1698.e7 1363. ANTI-SM (ANTI-SMITH) ANTIBODY - p. 1698.e7 1364. ANTI-SMOOTH MUSCLE ANTIBODY - p. 1698.e7 1365. ANTISTREPTOLYSIN O TITER (STREPTOZYME, ASLO TITER) - p. 1698.e7 1366. ANTITHROMBIN III - p. 1699 1367. APOLIPOPROTEIN A-1 (APO A-1) - p. 1699.e1 1368. APOLIPOPROTEIN B (APO B) - p. 1699.e1 1369. ARTERIAL BLOOD GASES - p. 1699.e1 1370. ARTHROCENTESIS FLUID - p. 1699.e1 1371. ASO TITER - p. 1699.e2 1372. ASPARTATE AMINOTRANSFERASE (AST, SGOT) - p. 1699.e2 1373. ATRIAL NATRIURETIC HORMONE (ANH) - p. 1700.e1 1374. B-TYPE NATRIURETIC PEPTIDE (BNP) - p. 1700.e1 1375. BASOPHIL COUNT - p. 1701 1376. BICARBONATE - p. 1701 1377. BILE, URINE - p. 1701 1378. BILIRUBIN - p. 1701 1379. BILIRUBIN, DIRECT (CONJUGATED BILIRUBIN) - p. 1701 1380. BILIRUBIN, INDIRECT (UNCONJUGATED BILIRUBIN) - p. 1701 1381. BILIRUBIN, TOTAL - p. 1701 1382. BILIRUBIN, URINE - p. 1701.e2 1383. BLADDER TUMOR ASSOCIATED ANTIGEN - p. 1701.e2 1384. BLEEDING TIME (MODIFIED IVY METHOD) - p. 1701.e2 1385. BLOOD TYPE - p. 1701.e3 1386. BLOOD VOLUME, TOTAL - p. 1701.e3 1387. BNP - p. 1701.e3 1388. BORDETELLA PERTUSSIS SEROLOGY - p. 1701.e3 1389. BRCA ANALYSIS - p. 1701.e3 1390. BREATH HYDROGEN TEST (HYDROGEN BREATH TEST) - p. 1702 1391. BUN - p. 1702 1392. C282Y AND H63D MUTATION ANALYSIS - p. 1702 1393. C3 - p. 1702 1394. C4 - p. 1702 1395. CALCITONIN (SERUM) - p. 1702 1396. CALCIUM (SERUM) - p. 1702 1397. CALCIUM, URINE - p. 1702.e4 1398. CANCER ANTIGEN 15-3 (CA 15-3) - p. 1703 1399. CANCER ANTIGEN 27-29 (CA 27-29) - p. 1703 1400. CANCER ANTIGEN 72-4 (CA 72-4) - p. 1703 1401. CANCER ANTIGEN 125 (CA 125) - p. 1703 1402. CAPTOPRIL STIMULATION TEST - p. 1703 1403. CARBAMAZEPINE (TEGRETOL) - p. 1703 1404. CARBAMAZEPINE LEVEL - p. 1703 1405. CARBOHYDRATE ANTIGEN 19-9 - p. 1703 1406. CARBON DIOXIDE, PARTIAL PRESSURE - p. 1703 1407. CARBON MONOXIDE - p. 1703 1408. CARBOXYHEMOGLOBIN - p. 1703 1409. CARCINOEMBRYONIC ANTIGEN (CEA) - p. 1703 1410. CAROTENE (SERUM) - p. 1704 1411. CATECHOLAMINES, URINE - p. 1704 1412. CBC - p. 1704 1413. CD40 LIGAND - p. 1704 1414. CEA - p. 1704.e1 1415. CEREBROSPINAL FLUID (CSF) - p. 1704.e1 1416. CERULOPLASMIN (SERUM) - p. 1705.e3 1417. CHLAMYDIA GROUP ANTIBODY SEROLOGIC TEST - p. 1705.e3 1418. CHLAMYDIA TRACHOMATIS PCR - p. 1705.e3 1419. CHLORIDE (SERUM) - p. 1705.e3 1420. CHLORIDE (SWEAT) - p. 1706 1421. CHLORIDE, URINE - p. 1706 1422. CHOLECYSTOKININ-PANCREOZYMIN (CCK, CCK-PZ) - p. 1706 1423. CHOLESTEROL, HIGH-DENSITY LIPOPROTEIN - p. 1706 1424. CHOLESTEROL, LOW-DENSITY LIPOPROTEIN - p. 1706 1425. CHOLESTEROL, TOTAL - p. 1706 1426. CHORIONIC GONADOTROPINS, HUMAN (SERUM) (hCG) - p. 1706.e1 1427. CHYMOTRYPSIN - p. 1706.e1 1428. CIRCULATING ANTICOAGULANT (LUPUS ANTICOAGULANT) - p. 1706.e1 1429. CK - p. 1706.e1 1430. CLONIDINE SUPPRESSION TEST - p. 1706.e1 1431. CLOSTRIDIUM DIFFICILE TOXIN ASSAY (STOOL) - p. 1706.e1 1432. CO - p. 1706.e1 1433. COAGULATION FACTORS - p. 1706.e1 1434. COBALAMIN, SERUM - p. 1707.e1 1435. COLD AGGLUTININS TITER - p. 1707.e1 1436. COMPLEMENT - p. 1707.e1 1437. COMPLETE BLOOD COUNT (CBC) - p. 1707.e2 1438. CONJUGATED BILIRUBIN - p. 1707.e3 1439. COOMBS DIRECT - p. 1708 1440. COOMBS INDIRECT - p. 1708 1441. COPPER (SERUM) - p. 1708 1442. COPPER, URINE - p. 1708 1443. CORTICOTROPIN RELEASING HORMONE (CRH) STIMULATION TEST - p. 1708 1444. CORTISOL, PLASMA - p. 1708 1445. COVID-19 - p. 1708 1446. C-PEPTIDE - p. 1708 1447. CPK - p. 1708 1448. C-REACTIVE PROTEIN - p. 1708 1449. C-REACTIVE PROTEIN, HIGH SENSITIVITY (hs-CRP, CARDIO-CRP) - p. 1709 1450. CREATINE KINASE (CK, CPK) - p. 1709 1451. CREATINE KINASE ISOENZYMES - p. 1709.e1 1452. CREATININE (SERUM) - p. 1709.e2 1453. CREATININE CLEARANCE - p. 1709.e3 1454. CREATININE, URINE - p. 1709.e3 1455. CRYOGLOBULINS (SERUM) - p. 1709.e3 1456. CRYPTOSPORIDIUM ANTIGEN BY EIA (STOOL) - p. 1709.e3 1457. CSF - p. 1709.e3 1458. CYSTATIN C - p. 1709.e3 1459. CYSTIC FIBROSIS PCR - p. 1709.e3 1460. CYTOMEGALOVIRUS BY PCR - p. 1710 1461. d-DIMER - p. 1710 1462. DEHYDROEPIANDROSTERONE SULFATE - p. 1710 1463. DEOXYCORTICOSTERONE (11-DEOXYCORTICOSTERONE, DOC) (SERUM) - p. 1710 1464. DEXAMETHASONE SUPPRESSION TEST, OVERNIGHT - p. 1710 1465. DIGOXIN - p. 1710 1466. DIGOXIN LEVEL - p. 1710.e1 1467. DIHYDROTESTOSTERONE (SERUM, URINE) - p. 1710.e1 1468. DILANTIN - p. 1710.e1 1469. DIRECT ANTIGLOBULIN (COOMBS DIRECT) - p. 1710.e1 1470. DISACCHARIDE ABSORPTION TESTS - p. 1710.e1 1471. DOC - p. 1710.e1 1472. DONATH-LANDSTEINER (D-L) TEST FOR PAROXYSMAL COLD HEMOGLOBINURIA - p. 1710.e1 1473. DOPAMINE - p. 1710.e1 1474. D-XYLOSE ABSORPTION - p. 1711 1475. D-XYLOSE ABSORPTION TEST - p. 1711 1476. ELECTROPHORESIS, HEMOGLOBIN - p. 1711 1477. ELECTROPHORESIS, PROTEIN - p. 1711 1478. ENA COMPLEX - p. 1711 1479. ENDOMYSIAL ANTIBODIES - p. 1711 1480. EOSINOPHIL COUNT - p. 1711 1481. EPINEPHRINE, PLASMA - p. 1711.e2 1482. EPSTEIN-BARR VIRUS SEROLOGY - p. 1711.e2 1483. ERYTHROCYTE SEDIMENTATION RATE (ESR, SED RATE, SEDIMENTATION RATE) - p. 1711.e3 1484. ERYTHROPOIETIN (EP) - p. 1711.e3 1485. ESTRADIOL (SERUM) - p. 1711.e3 1486. ESTROGEN - p. 1712 1487. ETHANOL (BLOOD) - p. 1712 1488. EXTRACTABLE NUCLEAR ANTIGEN (ENA COMPLEX, ANTI-RNP ANTIBODY, ANTI-SM, ANTI-SMITH) - p. 1712.e1 1489. FACTOR V LEIDEN - p. 1712.e1 1490. FASTING BLOOD SUGAR - p. 1712.e1 1491. FBS - p. 1712.e1 1492. FDP - p. 1712.e1 1493. FECAL FAT, QUANTITATIVE (72-H COLLECTION) - p. 1712.e1 1494. FECAL GLOBIN IMMUNOCHEMICAL TEST - p. 1712.e1 1495. FERRITIN (SERUM) - p. 1712.e1 1496. α-1 FETOPROTEIN - p. 1712.e1 1497. FIBRIN DEGRADATION PRODUCT (FDP) - p. 1712.e1 1498. FIBRINOGEN - p. 1712.e1 1499. FOLATE (FOLIC ACID) - p. 1712.e1 1500. FOLLICLE-STIMULATING HORMONE (FSH) - p. 1712.e2 1501. FREE T - p. 1712.e2 1502. FREE THYROXINE INDEX - p. 1712.e2 1503. FTA-ABS (SERUM) - p. 1713 1504. FUROSEMIDE STIMULATION TEST - p. 1713 1505. GAMMA-GLUTAMYL TRANSFERASE (GGT) - p. 1713 1506. GASTRIN (SERUM) - p. 1713 1507. GASTRIN STIMULATION TEST - p. 1713 1508. GLIADIN ANTIBODIES, IGA AND IGG - p. 1713 1509. GLOMERULAR BASEMENT MEMBRANE (GBM) ANTIBODY - p. 1713 1510. GLOMERULAR FILTRATION RATE - p. 1713 1511. GLUCAGON - p. 1713.e1 1512. GLUCOSE-6-PHOSPHATE DEHYDROGENASE (G6PD) SCREEN (BLOOD) - p. 1713.e1 1513. GLUCOSE, FASTING (FBS, FASTING BLOOD SUGAR) - p. 1713.e1 1514. GLUCOSE, POSTPRANDIAL - p. 1714 1515. GLUCOSE TOLERANCE TEST - p. 1714 1516. γ-GLUTAMYL TRANSFERASE (GGT) - p. 1714 1517. GLYCOHEMOGLOBIN (GLYCATED GLYCOSYLATED HEMOGLOBIN), (HBA1C) - p. 1714 1518. GROWTH HORMONE - p. 1714.e1 1519. GROWTH HORMONE–RELEASING HORMONE (GHRH) - p. 1714.e1 1520. GROWTH HORMONE SUPPRESSION TEST (AFTER GLUCOSE) - p. 1714.e1 1521. HAM TEST (ACID SERUM TEST) - p. 1714.e1 1522. HAPTOGLOBIN (SERUM) - p. 1714.e1 1523. HBA1c - p. 1714.e1 1524. HDL - p. 1714.e1 1525. HELICOBACTER PYLORI (SEROLOGY, STOOL ANTIGEN) - p. 1714.e1 1526. HEMATOCRIT - p. 1714.e1 1527. HEMOGLOBIN - p. 1714.e1 1528. HEMOGLOBIN A1C - p. 1714.e1 1529. HEMOGLOBIN ELECTROPHORESIS - p. 1714.e1 1530. HEMOGLOBIN, GLYCATED - p. 1715 1531. HEMOGLOBIN, GLYCOSYLATED - p. 1715 1532. HEMOGLOBIN H - p. 1715 1533. HEMOGLOBIN, URINE - p. 1715 1534. HEMOSIDERIN, URINE - p. 1715 1535. HEPARIN-INDUCED THROMBOCYTOPENIA ANTIBODIES - p. 1715 1536. HEPATITIS A ANTIBODY - p. 1715 1537. HEPATITIS A VIRUS-IGM ANTIBODY - p. 1715.e1 1538. HEPATITIS A VIRUS TOTAL ANTIBODY - p. 1715.e1 1539. HEPATITIS B SURFACE ANTIGEN (HBSAG) - p. 1715.e1 1540. HEPATITIS B VIRAL INFECTION - p. 1715.e1 1541. HEPATITIS C RNA - p. 1716 1542. HEPATITIS C VIRAL INFECTION - p. 1716 1543. HEPATITIS D VIRAL INFECTION - p. 1717 1544. HEPATITIS DELTA COINFECTION (ACUTE HDV1 ACUTE HBV) OR SUPERINFECTION (ACUTE HDV1 CHRONIC HBV) - p. 1717 1545. HEPATITIS D VIRUS-AB (IGM) - p. 1717 1546. HEPATITIS D VIRUS-AG - p. 1717 1547. HEPATITIS D VIRUS-AB (TOTAL) - p. 1717 1548. HER-2/NEU - p. 1717 1549. HERPES SIMPLEX VIRUS (HSV) - p. 1717 1550. HETEROPHIL ANTIBODY - p. 1717 1551. HFE SCREEN FOR HEREDITARY HEMOCHROMATOSIS - p. 1717 1552. HIGH-DENSITY LIPOPROTEIN (HDL) CHOLESTEROL - p. 1717 1553. HLA ANTIGENS - p. 1718.e1 1554. HOMOCYSTEINE (PLASMA) - p. 1718.e1 1555. HUMAN CHORIONIC GONADOTROPIN (HCG) - p. 1718.e1 1556. HUMAN HERPES VIRUS 8 (HHV8) - p. 1718.e1 1557. HUMAN IMMUNODEFICIENCY VIRUS ANTIBODY, TYPE 1 (HIV-1) - p. 1718.e1 1558. HUMAN IMMUNODEFICIENCY VIRUS TYPE 1 (HIV-1) ANTIGEN (P24), QUALITATIVE (P24 ANTIGEN) - p. 1718.e2 1559. HUMAN IMMUNODEFICIENCY VIRUS TYPE 1 (HIV-1) VIRAL LOAD - p. 1719 1560. HUMAN PAPILLOMAVIRUS (HPV) - p. 1719 1561. HUNTINGTON DISEASE PCR - p. 1719 1562. 5-HYDROXYINDOLE-ACETIC ACID, URINE - p. 1719 1563. HYDROGEN BREATH TEST - p. 1719 1564. IMMUNE COMPLEX ASSAY - p. 1719 1565. IMMUNOGLOBULINS - p. 1719 1566. INDIRECT ANTIGLOBULIN (COOMBS INDIRECT) - p. 1719.e2 1567. INFLUENZA A AND B TESTS - p. 1719.e2 1568. INSULIN AUTOANTIBODIES - p. 1719.e2 1569. INSULIN, FREE - p. 1719.e2 1570. INSULIN-LIKE GROWTH FACTOR-1 (IGF-1) (SERUM) - p. 1720 1571. INSULIN-LIKE GROWTH FACTOR-II - p. 1720 1572. INTERNATIONAL NORMALIZED RATIO (INR) - p. 1720 1573. INTRINSIC FACTOR ANTIBODIES - p. 1720 1574. IRON (SERUM) - p. 1720 1575. IRON-BINDING CAPACITY, TOTAL (TIBC) - p. 1720 1576. IRON SATURATION (% TRANSFERRIN SATURATION) - p. 1720 1577. LACTATE (BLOOD) - p. 1720 1578. LACTATE DEHYDROGENASE (LDH) - p. 1720 1579. LACTATE DEHYDROGENASE ISOENZYMES - p. 1720 1580. LACTOSE TOLERANCE TEST (SERUM) - p. 1720 1581. LAP SCORE - p. 1720.e1 1582. LEAD - p. 1721 1583. LDH - p. 1721 1584. LDL - p. 1721 1585. LEGIONELLA PNEUMOPHILA PCR - p. 1721 1586. LEGIONELLA TITER - p. 1721 1587. LEUKOCYTE ALKALINE PHOSPHATASE (LAP) - p. 1721 1588. LEUKOCYTE COUNT - p. 1721 1589. LIPASE - p. 1721 1590. LIPOPROTEIN(A) - p. 1721 1591. LIPOPROTEIN CHOLESTEROL, HIGH-DENSITY - p. 1721.e1 1592. LIPOPROTEIN CHOLESTEROL, LOW-DENSITY - p. 1721.e1 1593. LIVER KIDNEY MICROSOME TYPE 1 ANTIBODIES (LKM1) - p. 1721.e1 1594. LKM - p. 1721.e1 1595. LOW-DENSITY LIPOPROTEIN (LDL) CHOLESTEROL - p. 1721.e1 1596. LUPUS ANTICOAGULANT - p. 1721.e2 1597. LUTEINIZING HORMONE - p. 1721.e2 1598. LYME DISEASE ANTIBODY TITER - p. 1721.e4 1599. LYMPHOCYTES - p. 1721.e4 1600. MAGNESIUM (SERUM) - p. 1721.e5 1601. MEAN CORPUSCULAR VOLUME (MCV) - p. 1722 1602. METANEPHRINES, URINE - p. 1722.e2 1603. METHYLMALONIC ACID (SERUM) - p. 1722.e2 1604. MITOCHONDRIAL ANTIBODY (AMA) - p. 1722.e2 1605. MONOCYTE COUNT - p. 1722.e2 1606. MYCOPLASMA PNEUMONIAE PCR - p. 1722.e3 1607. MYELIN BASIC PROTEIN, CEREBROSPINAL FLUID - p. 1722.e3 1608. MYOGLOBIN, URINE - p. 1722.e3 1609. 5′-NUCLEOTIDASE - p. 1723 1610. NEISSERIA GONORRHOEAE PCR - p. 1723 1611. NEUTROPHIL COUNT - p. 1723 1612. NOREPINEPHRINE - p. 1723.e1 1613. OSMOLALITY (SERUM) - p. 1723.e1 1614. OSMOLALITY, URINE - p. 1723.e2 1615. OSMOTIC FRAGILITY TEST - p. 1723.e3 1616. PARACENTESIS FLUID - p. 1723.e3 1617. PARATHYROID HORMONE (PTH) - p. 1723.e3 1618. PARIETAL CELL ANTIBODIES - p. 1723.e3 1619. PARTIAL THROMBOPLASTIN TIME (PTT), ACTIVATED PARTIAL THROMBOPLASTIN TIME (APTT) - p. 1723.e3 1620. PEPSINOGEN I - p. 1724.e1 1621. PERIPHERAL BLOOD SMEAR - p. 1724.e1 1622. PH, BLOOD - p. 1724.e2 1623. PH, URINE - p. 1724.e2 1624. PHENOBARBITAL - p. 1724.e2 1625. PHENYTOIN (DILANTIN) - p. 1724.e2 1626. PHOSPHATASE, ACID - p. 1724.e2 1627. PHOSPHATASE, ALKALINE - p. 1724.e2 1628. PHOSPHATE (SERUM) - p. 1724.e2 1629. PLASMA CELLS - p. 1724.e3 1630. PLASMINOGEN - p. 1724.e3 1631. PLATELET AGGREGATION - p. 1725 1632. PLATELET ANTIBODIES - p. 1725 1633. PLATELET COUNT - p. 1725 1634. PLATELET FUNCTION ANALYSIS 100 ASSAY (PFA) - p. 1725.e4 1635. PLEURAL FLUID - p. 1725.e4 1636. POTASSIUM (SERUM) - p. 1726.e1 1637. POTASSIUM, URINE - p. 1727 1638. PROCAINAMIDE - p. 1727 1639. PROGESTERONE (SERUM) - p. 1727 1640. PROLACTIN - p. 1727 1641. PROSTATE-SPECIFIC ANTIGEN (PSA) - p. 1727.e1 1642. PROSTATIC ACID PHOSPHATASE - p. 1727.e1 1643. PROTEIN (SERUM) - p. 1727.e1 1644. PROTEIN C ASSAY - p. 1728 1645. PROTEIN ELECTROPHORESIS (SERUM) - p. 1728.e1 1646. PROTEIN S ASSAY - p. 1728.e2 1647. PROTHROMBIN TIME (PT) - p. 1728.e3 1648. PROTOPORPHYRIN (FREE ERYTHROCYTE) - p. 1728.e3 1649. PSA - p. 1728.e3 1650. Pt - p. 1728.e3 1651. PTH - p. 1728.e3 1652. PTT - p. 1728.e3 1653. RAPID PLASMA REAGIN (RPR) - p. 1728.e3 1654. RDW - p. 1728.e3 1655. RED BLOOD CELL (RBC) COUNT - p. 1728.e3 1656. RED BLOOD CELL DISTRIBUTION WIDTH (RDW) - p. 1728.e3 1657. RED BLOOD CELL FOLATE - p. 1728.e3 1658. RED BLOOD CELL MASS (VOLUME) - p. 1728.e3 1659. RED BLOOD CELL MORPHOLOGY - p. 1728.e3 1660. RENIN (SERUM) - p. 1728.e6 1661. RESPIRATORY SYNCYTIAL VIRUS (RSV) SCREEN - p. 1729.e1 1662. RETICULOCYTE COUNT - p. 1729.e1 1663. RHEUMATOID FACTOR - p. 1729.e2 1664. RPR - p. 1729.e2 1665. ROTAVIRUS SEROLOGY - p. 1729.e2 1666. SARS-COV-2 ANTIBODIES - p. 1729.e2 1667. SED RATE - p. 1729.e2 1668. SEDIMENTATION RATE - p. 1729.e2 1669. SEMEN ANALYSIS - p. 1729.e2 1670. SGOT - p. 1729.e2 1671. SGPT - p. 1730 1672. SICKLE CELL TEST - p. 1730 1673. SMOOTH MUSCLE ANTIBODY - p. 1730 1674. Sodium (serum) - p. 1730 1675. STREPTOZYME - p. 1730.e3 1676. SUCROSE HEMOLYSIS TEST (SUGAR WATER TEST) - p. 1730.e3 1677. SUDAN III STAIN (QUALITATIVE SCREENING FOR FECAL FAT) - p. 1730.e3 1678. SYNOVIAL FLUID ANALYSIS - p. 1730.e3 1679. T3 (TRIIODOTHYRONINE) - p. 1730.e3 1680. T3 RESIN UPTAKE (T3RU) - p. 1730.e3 1681. T4, FREE (FREE THYROXINE) - p. 1731 1682. T4, SERUM T4 - p. 1731 1683. TEGRETOL - p. 1731.e1 1684. TESTOSTERONE (TOTAL TESTOSTERONE) - p. 1731.e1 1685. THEOPHYLLINE - p. 1731.e1 1686. THORACENTESIS FLUID - p. 1731.e1 1687. THROMBIN TIME (TT), THROMBIN CLOTTING TIME (TCT) - p. 1731.e1 1688. THYROGLOBULIN - p. 1731.e1 1689. THYROID MICROSOMAL ANTIBODIES - p. 1731.e1 1690. THYROID-STIMULATING HORMONE (TSH) - p. 1731.e1 1691. THYROTROPIN (TSH) RECEPTOR ANTIBODIES - p. 1732 1692. THYROTROPIN-RELEASING HORMONE (TRH) STIMULATION TEST - p. 1732 1693. THYROXINE (T4) - p. 1732 1694. TIBC - p. 1732 1695. TISSUE TRANSGLUTAMINASE ANTIBODY - p. 1732 1696. TRANSFERRIN - p. 1732 1697. TRIGLYCERIDES - p. 1732 1698. TRIIODOTHYRONINE - p. 1732 1699. TROPONINS (SERUM) - p. 1732 1700. TSH - p. 1732.e1 1701. TT - p. 1732.e1 1702. TUBERCULIN TEST (PPD) - p. 1732.e1 1703. UNCONJUGATED BILIRUBIN - p. 1733 1704. UREA NITROGEN, BLOOD (BUN) - p. 1733 1705. URIC ACID (SERUM) - p. 1733 1706. URINALYSIS - p. 1733 1707. URINE 5-HYDROXYINDOLE-ACETIC ACID (URINE 5-HIAA) - p. 1733.e2 1708. URINE AMYLASE - p. 1733.e3 1709. URINE BILE - p. 1733.e3 1710. URINE CALCIUM - p. 1733.e3 1711. URINE CAMP - p. 1733.e3 1712. URINE CASTS - p. 1733.e3 1713. URINE CATECHOLAMINES - p. 1733.e4 1714. URINE CHLORIDE - p. 1733.e4 1715. URINE COPPER - p. 1733.e4 1716. URINE CORTISOL, FREE - p. 1733.e4 1717. URINE CREATININE (24 H) - p. 1733.e4 1718. URINE CRYSTALS - p. 1733.e4 1719. URINE EOSINOPHILS - p. 1733.e6 1720. URINE GLUCOSE (QUALITATIVE) - p. 1733.e6 1721. URINE HEMOGLOBIN, FREE - p. 1734 1722. URINE HEMOSIDERIN - p. 1734 1723. URINE INDICAN - p. 1734 1724. URINE KETONES (SEMIQUANTITATIVE) - p. 1734 1725. URINE METANEPHRINES - p. 1734 1726. URINE MYOGLOBIN - p. 1734.e1 1727. URINE NITRITE - p. 1734.e1 1728. URINE OCCULT BLOOD - p. 1734.e1 1729. URINE OSMOLALITY - p. 1734.e1 1730. URINE PH - p. 1734.e1 1731. URINE PHOSPHATE - p. 1734.e1 1732. URINE POTASSIUM - p. 1735 1733. URINE PROTEIN (QUANTITATIVE) - p. 1735.e1 1734. URINE SEDIMENT - p. 1735.e1 1735. URINE SEDIMENT CELLS - p. 1735.e1 1736. URINE SODIUM (QUANTITATIVE) - p. 1735.e2 1737. URINE SPECIFIC GRAVITY - p. 1735.e4 1738. URINE VANILLYLMANDELIC ACID (VMA) - p. 1735.e4 1739. VARICELLA-ZOSTER VIRUS (VZV) SEROLOGY - p. 1735.e4 1740. VASOACTIVE INTESTINAL PEPTIDE (VIP) - p. 1735.e4 1741. VDRL - p. 1735.e4 1742. VISCOSITY (SERUM) - p. 1735.e5 1743. VITAMIN B12 (COBALAMIN) - p. 1735.e5 1744. VITAMIN D, 1,25 DIHYDROXY CALCIFEROL - p. 1736 1745. VITAMIN K - p. 1736.e1 1746. VON WILLEBRAND FACTOR - p. 1736.e1 1747. SECTION V. Clinical Practice Guidelines - p. 1737 1748. Introduction - p. 1737 1749. Clinical Practice Guidelines—Immunizations and Chemoprophylaxis - p. 1738 1750. Appendix - p. 1782.e1 1751. Appendix Ia.  Definitions of Complementary and Alternative Medicine Terms - p. 1782.e3 1752. Appendix Ib.  Relaxation Techniques - p. 1782.e5 1753. Appendix Ic.  Overview of Selected Natural Products - p. 1782.e7 1754. Appendix Id.  Natural Products and Drug Interactions - p. 1782.e10 1755. Appendix Ie.  Commonly Ingested Plants With Significant Toxic Potential - p. 1782.e14 1756. Appendix If.  Herbs Associated With Toxicity - p. 1782.e15 1757. Appendix Ig.  Websites Providing Data on Herbal Therapy Hazards - p. 1782.e17 1758. Appendix Ih.  Common Herbs in Integrated Medicine - p. 1782.e18 1759. Appendix Ii.  Herbal Activities Against Pain and Chronic Diseases - p. 1782.e23 1760. Appendix IIa.  Dietary Supplements: What Every Primary Care Provider Should Know - p. 1782.e26 1761. Appendix IIb.  Vitamins and Their Functions - p. 1782.e28 1762. Appendix IIc.  Nutritional Trace Elements and Their Clinical Implications - p. 1782.e33 1763. Appendix IId.  Summary of Vitamin and Mineral Deficiencies - p. 1782.e36 1764. Appendix IIIa.  Selected Historical and Physical Findings in Poisoning - p. 1782.e38 1765. Appendix IIIb.  Toxidromes - p. 1782.e40 1766. Appendix IIIc.  Antidotes and Indications for Use - p. 1782.e42 1767. Appendix IIId.  Management of Acute Poisoning - p. 1782.e47 1768. Appendix IIIe.  Pathophysiology, Clinical Effects, and Management of Specific Drugs and Toxicants - p. 1782.e50 1769. Appendix IIIf.  Accidental Poisoning by Exposure to Other Drugs Acting on the Autonomic Nervous System - p. 1782.e54 1770. Appendix IV.  Impairment and Disability Issues - p. 1782.e56 1771. Appendix V.  Protection of Travelers - p. 1782.e58 1772. Appendix VI.  Care of the Transgender Patient - p. 1782.e68 1773. Appendix VIII.  Palliative Care - p. 1782.e74 1774. Appendix IX.  Preoperative Evaluation - p. 1782.e79 1775. End sheet - p. ES1