| LOP | leave on pass; left occipitoposterior [fetal position] |
|---|---|
| LOT | lateral olfactory tract; left occipitotransverse [fetal position] |
| LSA | left sacro-anterior [fetal position]; left subclavian artery; leukocyte-specific activity; lichen sc... |
| LScA | left scapulo-anterior [fetal position] |
| LScP | left scapulo-posterior [fetal position] |