| CU | cardiac unit; casein unit; cause unknown or undetermined; chymotrypsin unit; clinical unit; color un... |
|---|---|
| CUD | cause undetermined; congenital urinary deformity |
| UCOD | underlying cause of death |
| AIDS | Acquired Immuno(Immune)-Deficiency Syndrome; 후천성 면역 결핍 증후군 |
| AIHA | Auto-Immune Hemolytic Anemia |