| CAO | chronic airway obstruction; coronary artery obstruction |
|---|---|
| CAOM | chronic adhesive otitis media |
| CAP | camptodactyly-arthropathy-pericarditis [syndrome]; Canada Assistance Plan; capsule; captopril; catab... |
| CAPRCA | chronic, acquired, pure red cell aplasia |
| CAR | Canadian Association of Radiologists; cancer-associated retinopathy; cardiac ambulation routine; cel... |