| misc | miscarriage; miscellaneous |
|---|---|
| HFJV | high-frequency jet ventilation |
| RJA | regurgitant jet area |
| MO | macroorchidism; manually operated; Master of Obstetrics; Master of Osteopathy; medical officer; mesi... |
| MS | Maffuci syndrome; maladjustment score; mandibular series; Marfan syndrome; Marie-Strumpell [syndrome... |