Cicatricial (deformity) - see Cicatrix  | 
  Cicatrix (adherent) (contracted) (painful) (vicious)  709.2 | 
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  CIDP (chronic inflammatory demyelinating polyneuropathy)  357.81 | 
  CIN I [cervical intraepithelial neoplasia I]  622.11 | 
  CIN II [cervical intraepithelial neoplasia II]  622.12 | 
  CIN III [cervical intraepithelial neoplasia III]  233.1 | 
  Cinchonism  | 
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  Circle of Willis - see condition  | 
  Circular - see also condition  | 
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  Circulating anticoagulants  286.5 | 
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  Circulation  | 
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  Circulatory system - see condition  | 
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  Circumcision  | 
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  Circumscribed - see condition  | 
  Circumvallata placenta - see Placenta, abnormal  | 
  Cirrhosis, cirrhotic  571.5 | 
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  Cistern, subarachnoid  793.0 | 
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  Ciuffini-Pancoast tumor (M8010/3) (carcinoma, pulmonary apex)  162.3 | 
  Civatte's disease or poikiloderma  709.09 | 
  CJD (Creutzfeldt-Jakob disease)  046.19 | 
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  Clap - see Gonorrhea  | 
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  Clarke-Hadfield syndrome (pancreatic infantilism)  577.8 | 
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  Claude Bernard-Horner syndrome (see also Neuropathy, peripheral, autonomic)  337.9 | 
  Claudication, intermittent  443.9 | 
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  Claudicatio venosa intermittens  453.8 | 
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  Clay shovelers' fracture - see Fracture, vertebra, cervical  | 
  Cleansing of artificial opening (see also Attention to artificial opening)  V55.9 | 
  Cleft (congenital) - see also Imperfect, closure  | 
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  Cleft hand (congenital)  755.58 | 
  Cleidocranial dysostosis  755.59 | 
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  Clérambault's syndrome  297.8 | 
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  Clergyman's sore throat  784.49 | 
  Click, clicking  | 
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  Clifford's syndrome (postmaturity)  766.22 | 
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