| MCL | maximum containment laboratory; medial collateral ligament; midclavicular line; midcostal line; mini... |
|---|---|
| MCQ | multiple-choice question |
| MCT | manual cervical traction; mean cell thickness; mean cell threshold; mean circulation time; mean corp... |
| MD | Doctor of Medicine [Lat. Medicinae Doctor]; magnesium deficiency; main duct; maintenance dose; major... |
| MDI | manic-depressive illness; metered dose inhaler; multiple daily injection; Multiscore Depression Inve... |