| ARC | arcuate nucleas |
|---|---|
| ARC/ME | Arcuate nucleus/median eminence |
| ARCD | Acquired renal cystic disease |
| ARCI | Addiction Research Center Inventory |
| ARD | Acute respiratory disease |
| ARDRA | Amplified ribosomal DNA restriction analysis |
| ARDS | Acute respiratory distress syndrome |
| ARDS | Adult Respiratory Distress Syndrom |
| ARE | A + U-rich element |
| ARE | Acute rejection episodes |