| Ptm | pterygomaxillary [fissure] |
|---|---|
| SOF | superior orbital fissure |
| SA | salicylic acid; saline [solution]; salt added; sarcoidosis; sarcoma; scalenus anticus; secondary ame... |
| SAIDS | sexually acquired immunodeficiency syndrome; simian acquired immune deficiency syndrome |
| SF | Sabin-Feldman [test]; safety factor; salt-free; scarlet fever; screen film; seminal fluid; serosal f... |