| FIUO | for internal use only |
|---|---|
| LPO | lactoperoxidase; left posterior oblique; light perception only; lipid peroxidation |
| OC | obstetrical conjugate; occlusocervical; office call; on call; only child; optic chiasma; oral contra... |
| POM | pain on motion; prescription only medicine |
| PROM | passive range of motion; premature rupture of fetal membranes; prolonged rupture of fetal membranes;... |