| PAN | periarteritis nodosa; periodic alternating nystagmus; peroxyacylnitrate; polyarteritis nodosa; posit... |
|---|---|
| MPPN | malignant persistent positional nystagmus |
| PN | papillary necrosis; parenteral nutrition; penicillin; perceived noise; percussion note; periarteriti... |
| PAT | Pain Apperception Test; paroxysmal atrial tachycardia; patient; phenylaminotetrazole; physical abili... |
| CAT | California Achievement Test; capillary agglutination test; catalase; cataract; catecholamine; Childr... |