- Cacergasia... to Calculosis...
- Calculus... to Candiru...
- Canities... to Carcinoma...
- Carcinomaphobia... to Cardioptosis...
- Cardiorenal... to Carpenter...
- Carpopedal... to Cataracta...
- Catarrh... to Cecitis...
- Cecocele... to Cerebritis...
- Cerebrohepatorenal... to CGF...
- Chabert... to Charcôt...
- CHARGE... to Chemodectoma...
- Chemoprophylaxis... to Chill...
- Chilomastigiasis... to Cholecystdocholithiasis...
- Cholecystitis... to Chondro...
- Chondro... to Chorea...
- Choreoathetosis... to Christmas...
- Chromaffinoma... to CIN...
- Cinchonism... to Clarke...
- Clastothrix... to Clifford...
- Climacteric... to Clubfoot...
- Clubnail... to Coccygodynia...
- Coccyx... to Collapse...
- Collateral... to Coma...
- Combat... to Compulsion...
- Concato... to Congestive...
- Conical... to Contamination...
- Contraception... to Corbus...
- Cord... to Cortical...
- Corticoadrenal... to Coxitis...
- Coxsackie... to Craniotabes...
- Craniotomy... to Crohn...
- Cronkhite... to Cryoglobulinemia...
- Crypt... to Cushingoid...
- Cut... to Cylindruria...
- Cyllosoma... to Cystolithiasis...
- Cystic... to Cytopenia...