| OS | left eye [Lat. oculus sinister]; occipitosacral; occupational safety; office surgery; Omenn syndrome... |
|---|---|
| LTN | lateral telangiectatic nevus |
| DOPC | determined osteogenic precursor cell |
| MSV | maximum sustained level of ventilation; mean scale value; mean spatial velocity; Moloney sarcoma vir... |
| AIDS-KS | acquired immune deficiency syndrome with Kaposi's sarcoma |