| AAC | antibiotic-associated [pseudomembranous] colitis; antimicrobial agent-induced colitis; augmentative ... |
|---|---|
| AIA | allylisopropylacetamide; amylase inhibitor activity; anti-immunoglobulin antibody; anti-insulin anti... |
| AIIT | amiodarone-iodine-induced thyrotoxicosis |
| AIP | acute idiopathic pericarditis; acute infectious polyneuritis; acute intermittent porphyria; aldoster... |
| APIVR | artificial pacemaker-induced ventricular rhythm |