| LLD | left lateral decubitus [muscle]; leg length discrepancy; long-lasting depolarization |
|---|---|
| LOPS | length of patient's stay |
| LOS | length of stay; Licentiate in Obstetrical Science; lipo-oligosaccharide; low cardiac output syndrome... |
| MLR | mean length response; middle latency response; mixed lymphocyte reaction |
| MLU | mean length of utterance |