| LPM | lateral pterygoid muscle; liver plasma membrane |
|---|---|
| LYDMA | lymphocyte-detected membrane antigen |
| MA | malignant arrhythmia; management and administration; mandelic acid; masseter; Master of Arts; matern... |
| MAC | MacConkey [broth]; major ambulatory category; malignancy-associated changes; maximum allowable conce... |
| MCBM | muscle capillary basement membrane |