| LOIH | left oblique inguinal hernia |
|---|---|
| LOINC | Laboratory Observation Identifier of Names and Codes [Consortium] |
| LOL | left occipitolateral [fetal position] |
| LOM | left otitis media; limitation of motion; loss of motion |
| LOMSA | left otitis media suppurativa acuta |
| LOMSC, LOMSCh | left otitis media suppurativa chronica |
| long | longitudinal |
| LOP | Left Occipito-Posterior |
| LOP | leave on pass; left occipitoposterior [fetal position] |
| LOPP | chlorambucil, vincristine, procarbazine, prednisolone |