| PAN | periarteritis nodosa; periodic alternating nystagmus; peroxyacylnitrate; polyarteritis nodosa; posit... |
|---|---|
| PAR | participating provider; passive avoidance reaction; perennial allergic rhinitis; photosynthetically ... |
| PEA | pelvic examination under anesthesia; phenylethyl alcohol; phenylethylamine; polysaccharide egg antig... |
| PVA | Paralyzed Veterans of America; peripheral venous alimentation; polyvinyl acetate; polyvinyl alcohol;... |
| SAAST | self-administered alcohol screening test |