• Chabert's disease 022.9
  • Chacaleh 266.2
  • Chafing 709.8
  • Chagas' disease (see also Trypanosomiasis, American) 086.2
  • Chagres fever 084.0
  • Chalasia (cardiac sphincter) 530.81
  • Chalazion 373.2
  • Chalazoderma 757.39
  • Chalcosis 360.24
  • Chalicosis (occupational) (pulmonum) 502
  • Chancre (any genital site) (hard) (indurated) (infecting) (primary) (recurrent) 091.0
  • Chancriform syndrome 114.1
  • Chancroid 099.0
  • Chandipura fever 066.8
  • Chandler's disease (osteochondritis dissecans, hip) 732.7
  • Change(s) (of) - see also Removal of
  • Changing sleep-work schedule, affecting sleep 327.36
  • Changuinola fever 066.0
  • Chapping skin 709.8
  • Character
  • Charcôt's
  • Charcôt-Marie-Tooth disease, paralysis, or syndrome 356.1