| APCD | acquired prothrombin complex deficiency [syndrome]; adult polycystic kidney disease |
|---|---|
| APO | abductor pollicis obliguus; acquired pendular oscillation; adriamycin, prednisone, vincristine; adve... |
| ARC | accelerating rate calorimetry; acquired immunodeficiency syndrome-related complex; active renin conc... |
| ARCA | acquired red cell aplasia |
| ARV | acquired immunodeficiency syndrome-related virus; anterior right ventricle; avian reovirus |