| PAPPA | pregnancy-associated plasma protein A |
|---|---|
| PAPPC | pregnancy-associated plasma protein C |
| PAPS | 3'-phosphoadenosine-5'-phosphosulfate; primary antiphospholipid antibody syndrome |
| Paps | papillomas |
| PAPUFA | physiologically active polyunsaturated fatty acid |
| PAPVC | partial anomalous pulmonary venous connection |
| PAPVD | partial anomalous pulmonary venous drainage |
| PAPVR | partial anomalous pulmonary venous return |
| PAQ | Personal Attitudes Questionnaire |
| PAR | participating provider; passive avoidance reaction; perennial allergic rhinitis; photosynthetically active radiation; Physical Activity Recall [Questionnaire]; physiological aging rate; plain abdominal radiograph; platelet aggregate ratio; postanesthesia recovery; postanesthesia room; posterior wall or aortic root; Program for Alcohol Recovery; proximal alveolar region; pseudoautosomal region; pulmonary arteriolar resistance |