| Abbreviation | Definition |
|---|---|
| CCS | Canadian Cancer Society |
| CCS | Cancer Control Society |
| CCSG | Cancer Center Support Grant |
| CEA | CarcinoEmbryonic Agent |
| CEA | Carcinogenic Embryonic Antigen |
| CEMA | Chronic Enteroviral Meningoencephalitis in Agammaglobulinemia |
| CET | Central European Tucnak |
| CG | Control Group |
| CGCB | Clinical Grants and Contracts Branch |
| CGH | Comparative Genomic Hybridization - cytogenetics method |
| CGL | Chronic Granulocytic Leukaemia |
| CGL | Chronic Granulocytic Leukemia |
| CGO | Certification in Gynaecological Oncology |
| CGY | CentiGray (unit of radiation) |
| CHOA | Charleston Hematology Oncology Associates |
| CHOA | Childhood Hematology Oncology Associates |
| CHOC | Childrens Haematology Oncology Clinics |
| CHONC | Certified Hematology and Oncology Coder |
| CHOP | Cyclophosphamide, Doxorubicin, Oncovin, Prednisone |
| CHOP | cyclophosphamide, Halotestin, Oncovin, prednisone |