| 
  Wart (digitate) (filiform) (infectious) (viral)  078.10 | 
   | 
  Warthin's tumor (salivary gland) (M8561/0)  210.2 | 
   | 
  Wassilieff's disease (leptospiral jaundice)  100.0 | 
  Wasting  | 
   | 
  Water  | 
   | 
   | 
  Water-hammer pulse (see also Insufficiency, aortic)  424.1 | 
  Waterhouse (-Friderichsen) disease or syndrome  036.3 | 
   | 
   | 
   | 
   | 
  Waxy  | 
   | 
  Weak, weakness (generalized)  780.79 | 
   | 
  Wear, worn, tooth, teeth (approximal) (hard tissues) (interproximal) (occlusal) - see also Attrition, teeth  521.10 | 
  Weather, weathered  | 
   | 
  Web, webbed (congenital) - see also Anomaly, specified type NEC  | 
   | 
  Weber's paralysis or syndrome  344.89 | 
  Weber-Christian disease or syndrome (nodular nonsuppurative panniculitis)  729.30 | 
  Weber-Cockayne syndrome (epidermolysis bullosa)  757.39 | 
  Weber-Dimitri syndrome  759.6 | 
   | 
   | 
  Weber-Osler syndrome (familial hemorrhagic telangiectasia)  448.0 | 
  Wedge-shaped or wedging vertebra (see also Osteoporosis)  733.00 | 
  Wegener's granulomatosis or syndrome  446.4 | 
  Wegner's disease (syphilitic osteochondritis)  090.0 | 
  Weight  | 
   | 
   | 
  Weil's disease (leptospiral jaundice)  100.0 | 
  Weill-Marchesani syndrome (brachymorphism and ectopia lentis)  759.89 | 
  Weingarten's syndrome (tropical eosinophilia)  518.3 | 
  Weir Mitchell's disease (erythromelalgia)  443.82 | 
  Weiss-Baker syndrome (carotid sinus syncope)  337.01 | 
  Weissenbach-Thibierge syndrome (cutaneous systemic sclerosis)  710.1 | 
  Wen (see also Cyst, sebaceous)  706.2 | 
  Wenckebach's phenomenon, heart block (second degree)  426.13 | 
  Werdnig-Hoffmann syndrome (muscular atrophy)  335.0 | 
  Werlhof's disease (see also Purpura, thrombocytopenic)  287.39 | 
  Werlhof-Wichmann syndrome (see also Purpura, thrombocytopenic)  287.39 | 
  Wermer's syndrome or disease (polyendocrine adenomatosis)  258.01 | 
  Werner's disease or syndrome (progeria adultorum)  259.8 | 
  Werner-His disease (trench fever)  083.1 | 
  Werner-Schultz disease (agranulocytosis)  288.09 | 
  Wernicke's encephalopathy, disease, or syndrome (superior hemorrhagic polioencephalitis)  265.1 | 
  Wernicke-Korsakoff syndrome or psychosis (nonalcoholic)  294.0 | 
   | 
  Wernicke-Posadas disease (see also Coccidioidomycosis)  114.9 | 
   | 
   | 
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