| SAR | scatter/air ratio; seasonal allergic rhinitis; sexual attitude reassessment; slowly adapting recepto... |
|---|---|
| SODAS | spheroidal oral drug absorption system |
| TSA | technical surgical assistance; toluene sulfonic acid; total shoulder arthroplasty; total solute abso... |
| ABGA | Arterial Blood Gas Analysis |
| A+E | accident and emergency [department]; analysis and evaluation |