• Corticoadrenal - see condition
  • Corticosexual syndrome 255.2
  • Coryza (acute) 460
  • Costen's syndrome or complex 524.60
  • Costiveness (see also Constipation) 564.00
  • Costochondritis 733.6
  • Cot death 798.0
  • Cotard's syndrome (paranoia) 297.1
  • Cotia virus 059.8
  • Cotungo's disease 724.3
  • Cough 786.2
  • Counseling NEC V65.40
  • Coupled rhythm 427.89
  • Couvelaire uterus (complicating delivery) - see Placenta, separation
  • Cowper's gland - see condition
  • Cowperitis (see also Urethritis) 597.89
  • Cowpox (abortive) 051.01
  • Coxa
  • Coxae malum senilis 715.25
  • Coxalgia (nontuberculous) 719.45
  • Coxalgic pelvis 736.30
  • Coxitis 716.65