| MRD | maximum rate of depolarization; measles-rindenpest-distemper [virus group]; medical records departme... |
|---|---|
| MIDCAB | minimally invasive direct coronary artery bypass [surgery] |
| MIS | management information system; medical information service; meiosis-inducing substance; minimally in... |
| OS | left eye [Lat. oculus sinister]; occipitosacral; occupational safety; office surgery; Omenn syndrome... |
| MBD | Marchiafava-Bignami disease; Mental Deterioration Battery; methylene blue dye; minimal brain damage;... |