| LSTAT | life support for trauma and transport |
|---|---|
| LSU | lactose-saccharose-urea [agar]; life support unit |
| MAS | magic angle spinning; Manifest Anxiety Scale; maximum average score; McCune-Albright syndrome; mecon... |
| MDDS | medical diagnostic decision support [system] |
| MDIS | medical diagnostic imaging support; medical diagnostic imaging system |