| IA | Intra-abdominal |
|---|---|
| IA | Invasive aspergillosis |
| IA | Iodoacetamide |
| Ia | immune associated |
| IA | indocyanine green angiography |
| IA | inhibitory avoidance |
| IA | interarytenoid |
| IA | intra-articularly |
| IA | intracranial aneurysm |
| IA DSA | Intra-arterial digital subtraction angiography |