| ACA | abnormal coronary artery; acrodermatitis chronica atrophicans; acute cerebellar ataxia; adenocarcino... |
|---|---|
| CRAO | Central Retina Artery Occlusion |
| CAS | calcarine sulcus; calcific aortic stenosis; Cancer Attitude Survey; carbohydrate-active steroid; car... |
| CRA | central retinal artery; Chinese restaurant asthma; chronic rheumatoid arthritis; constant relative a... |
| CRAD | central retinal artery occlusion |