| LA | lactic acid; large amount; laser angioplasty; late abortion; late antigen; latex agglutination; left... |
|---|---|
| LTA | leukotriene A; lipoate transacetylase; lipotechoic acid; local tracheal anesthesia; long-term archiv... |
| MAC | MacConkey [broth]; major ambulatory category; malignancy-associated changes; maximum allowable conce... |
| MTDDA | Minnesota Test for Differential Diagnosis of Aphasia |
| MUA | manipulation under anesthesia; middle uterine artery; motor unit activity |