| MDA | malondialdehyde; manual dilation of anus; methylene dianiline; 3,4-methylenedioxyamphetamine; minima... |
|---|---|
| MEGD | minimal euthyroid Graves disease |
| MEV | maximum exercise ventilation; mevalonate; minimal excursionary ventilation; murine erythroblastosis ... |
| MFC | minimal fungicidal concentration |
| MGC | megacolon; minimal glomerular change |