| POSSUM | Pictures of Standard Syndromes and Undiagnosed Malformations |
|---|---|
| PCD | pacer-cardioverter-defibrillator; papillary collecting duct; paraneoplastic cerebellar degeneration;... |
| PLE | paraneoplastic limbic encephalopathy; protein-losing enteropathy; pseudolupus erythematosus |
| PNEM | paraneoplastic encephalomyelitis |
| PNS | paraneoplastic syndrome; parasympathetic nervous system; partial nonprogressive stroke; peripheral n... |