| LHA | lateral hypothalamic area; left hepatic artery |
|---|---|
| LMA | laryngeal mask airway; left mentoanterior [fetal position]; limbic midbrain area; liver cell membran... |
| MAN | metropolitan area network |
| MNA | maximum noise area |
| MSA | major serologic antigen; male-specific antigen; mannitol salt agar; Medical Services Administration;... |