| PGO | ponto-geniculo-occipital [spike] |
|---|---|
| SO | salpingo-oophorectomy; Schlatter-Osgood [test]; second opinion; sex offender; spheno-occipital [sync... |
| SOA-MCA | superficial occipital artery to middle cerebral artery |
| SOMI | sternal occipital mandibular immobilization |
| BC | Bone Conduction |