| CCAT | chick cell agglutination test; conglutinating complement absorption test |
|---|---|
| CDA | Canadian Dental Association; Certified Dental Assistant; chenodeoxycholic acid; ciliary dyskinesia a... |
| CDC | calculated date of confinement; cancer diagnosis center; capillary diffusion capacity; cell division... |
| CFT | cardiolipin flocculation test; clinical full time; complement-fixation test |
| CH50 | 50% hemolyzing dose of complement |