| MSU | Mono-Sodium Urate |
|---|---|
| CBBM | color blindness, blue mono-cone-monochromatic type |
| inf | mono infectious mononucleosis |
| MMR | mass miniature radiography; masseter muscle rigidity; maternal mortality rate; measles-mumps-rubella... |
| MO | macroorchidism; manually operated; Master of Obstetrics; Master of Osteopathy; medical officer; mesi... |