| Abbreviation | Definition |
|---|---|
| CCTR | Cochrane Controlled Trials Register |
| CCTR | common clinical term reference |
| CCTXX | calcitonin |
| CCU | clean-catch urine |
| CCU | colpocystourethrography |
| CCU | consistent condom use |
| CD | cadaveric donor |
| CD | caesarean delivery |
| CD | Canavan disease |
| CD | canine distemper |
| CD | capillary diameter |
| CD | carbon dioxide |
| CD | cardiac denervation |
| CD | cardiac disease |
| CD | cardiac dysfunction |
| CD | Castleman???s disease |
| CD | Castleman’s disease |
| CD | Castlemans disease |
| CD | catalytic domain |
| CD | cathepsin D |