| DCh | Doctor of Surgery [Lat. Doctor Chirurgiae] |
|---|---|
| MC | mass casualties; mast cell; Master of Surgery [Lat. Magister Chirurgiae]; maximum concentration; Med... |
| MCh | Master of Surgery [Lat. Magister Chirurgiae]; methacholine |
| MChir | Master in Surgery [Lat. Magister Chirurgiae] |