• Catarrh, catarrhal (inflammation) (see also condition) 460
  • Catarrhus aestivus (see also Fever, hay) 477.9
  • Catastrophe, cerebral (see also Disease, cerebrovascular, acute) 436
  • Catatonia, catatonic (acute) 781.99
  • Cauda equina - see also condition
  • Caul over face 768.9
  • Cauliflower ear 738.7
  • Causalgia 355.9
  • Cause
  • Caustic burn - see also Burn, by site
  • Cavare's disease (familial periodic paralysis) 359.3
  • Cave-in, injury
  • Cavernitis (penis) 607.2
  • Cavernositis 607.2
  • Cavernous - see condition
  • Cavitation of lung (see also Tuberculosis) 011.2
  • Cavity
  • Cavovarus foot, congenital 754.59
  • Cavus foot (congenital) 754.71
  • Cazenave's
  • CDGS (carbohydrate-deficient glycoprotein syndrome) 271.8
  • Cecitis - see Appendicitis