| Abbreviation | Definition |
|---|---|
| ALS | afferent loop syndrome |
| ALS | air leak syndrome |
| ALS | angiotensin-like substance |
| ALSG | Advanced Life Support Group |
| ALSOB | Alcohol-like substance on breath |
| ALT | Alanine Transaminase |
| AM | academic medicine |
| AM | acid maltase |
| AM | acral melanoma |
| AM | acrosomal matrix |
| AM | actomycin |
| AM | acute mastoiditis |
| AM | acute myelofibrosis |
| AM | adductor magnus |
| AM | adhesion molecule |
| AM | adolescent medicine |
| AM | adrenal medulla |
| AM | age-matched |
| AM | alternative medicine |
| AM | alveolar macrophage |