| IAF | Intra-abdominal fat |
|---|---|
| IAHA | Immune adherence hemagglutination |
| IAHS | Infection-Associated Hemophagocytic Syndrome |
| IAIC | Intra-arterial infusion chemotherapy |
| IAIMS | Integrated Academic Information Management System |
| IAIMS | Integrated Advanced Information Management System |
| IalphaI | Inter-alpha-inhibitor |
| IAM | Immobilized Artificial Membrane |
| IAN | Inferior alveolar nerve |
| IAP | 14)C]-iodoantipyrene |