| CHA | Common Hepatic Artery |
|---|---|
| CHA | Canadian Hospital Association; Catholic Health Association; Chinese hamster; chronic hemolytic anemia; common hepatic artery; congenital hypoplasia of adrenal glands; congenital hypoplastic anemia; continuously heated aerosol; cyclohexyladenosine; cyclohexylamine |
| ChA | choline acetylase |
| ChAC | choline acetyltransferase |
| CHAD | cold hemagglutinin disease; cyclophosphamide, hexamethylmelamine, Adriamycin (doxorubicin), and cisplatin |
| CHAF | central hyperalimentation nutrition |
| CHAMOCA | Cyclophosphamide, Hydroxyuria, Actinomycin-D, MTX, Folic Acid, Adriamycin |
| CHAMP | Children's Hospital Automated Medical Program |
| CHAMPUS | Civilian Health and Medical Program of Uniformed Services |
| CHAMPVA | Civilian Health and Medical Program of Veterans Administration |