| FSHSMA | facioscapulohumeral spinal muscular atrophy |
|---|---|
| OEIS | omphalocele, exstrophy, imperforate anus, spinal defects [complex] |
| PISCES | percutaneously inserted spinal cord electrical stimulation |
| PSMA | proximal spinal muscular atrophy |
| PSP | pancreatic spasmolytic peptide; paralytic shellfish poisoning; parathyroid secretory protein; period... |