| Label | Id | |
|---|---|---|
| mastoiditis | 0000748 | |
| measles | 0004619 | |
| mediastinitis | 0004492 | |
| medulloblastoma | 0007959 | |
| medulloepithelioma | 0003144 | |
| megacolon | 0001273 | |
| megaesophagus | 0001656 | |
| megalencephaly | 0016608 | |
| megalocornea | 0009576 | |
| megalodactyly | 0007962 | |
| melancholia | 0002444 | |
| melanoacanthoma | 0006579 | |
| melanoma | 0005105 | |
| melanomatosis | 0004141 | |
| melioidosis | 0017775 |