| Abbreviation | Definition |
|---|---|
| CPRS | Client Patient Record System |
| CPS | Cancer Prevention Study |
| CPS | Coagulase-Positive Staphylococcus |
| CPT | Current Procedural Terminology |
| CQI | Clinical Quality Improvement |
| CR | Computed Radiography |
| CR | Computerized Radiography |
| C-R | Crown-Rump (length) |
| CRA | Clinical Research Administrator |
| CRADA | Cooperative Research And Development Agreement |
| CRAFT | Clinical Research Affiliates Funding Trials |
| CRC | Clinical Research Center |
| CRC-SCA | Clinical Research Consortium for Spinocerebellar Ataxias |
| CRE | Carbapenem-Resistant Enterobacteriaceae |
| CREAT | Creatinine |
| CREATE | Clinical Research Education Artistic And Therapeutic Endeavors |
| CREB | Clinical Research Ethics Board |
| CREM | Cyclic-AMP Response Element Modulating protein |
| CRI | Cardiac Recovery Index |
| CRI | Continuous Rate of Infusion |