| LOP | leave on pass; left occipitoposterior [fetal position] |
|---|---|
| ODP | offspring of diabetic parents; right occipitoposterior [fetal position] [Lat. occipito-dextra poster... |
| OLP | left occipitoposterior [fetal position] [Lat. occipito-laeva posterior] |
| OP | occipitoparietal; occipitoposterior; occiput posterior; octapeptide; olfactory peduncle; opening pre... |
| POP | diphosphate group; pain on palpation; paroxypropione; persistent occipitoposterior [fetal position];... |