| AoP | aortic pressure |
|---|---|
| AOPW, AoPW | aortic posterior wall |
| AOV, AoV | aortic valve |
| AP | accessory pathway; accounts payable; acid phosphatase; acinar parenchyma; action potential; active p... |
| AR | absolute risk; accounts receivable; achievement ratio; actinic reticuloid [syndrome]; active resista... |