| VA | vacuum aspiration; valproic acid; vasodilator agent; ventricular aneurysm; ventricular arrhythmia; v... |
|---|---|
| VAT | variable antigen type; ventricular accommodation test; ventricular activation time; vesicular amine ... |
| OW | once weekly; open wedge; outer wall; oval window |
| RW | radiological warfare; ragweed; respiratory work; Romano-Ward [syndrome]; round window |
| SPW | subxiphoid pericardial window |