| BRVO | branch retinal vein occlusion |
|---|---|
| CRA | central retinal artery; Chinese restaurant asthma; chronic rheumatoid arthritis; constant relative a... |
| CRAD | central retinal artery occlusion |
| CRAO | central retinal artery occlusion |
| CRP | chronic relapsing pancreatitis; corneal-retinal potential; coronary rehabilitation program; C-reacti... |