| MRVP | mean right ventricular pressure; methyl red, Voges-Proskauer [medium] |
|---|---|
| MS | Maffuci syndrome; maladjustment score; mandibular series; Marfan syndrome; Marie-Strumpell [syndrome... |
| MSAP | mean systemic arterial pressure |
| MSCP | mean spherical candle power |
| MSD | material safety data; mean square deviation; mild sickle cell disease; most significant digit; multi... |