| MEDAC | multiple endocrine deficiency, Addison's disease, and candidiasis [syndrome] |
|---|---|
| MPOD | myeloperoxidase deficiency |
| MSD | material safety data; mean square deviation; mild sickle cell disease; most significant digit; multi... |
| NSD | Nairobi sheep disease; neonatal staphylococcal disease; neurosecretory dysfunction; night sleep depr... |
| OTCD | ornithine carbomoyltransferase deficiency |