| NMSS | National Multiple Sclerosis Society |
|---|---|
| PLS | Papillon-Lefevre syndrome; polydactyly-luxation syndrome; preleukemic syndrome; primary lateral scle... |
| PSS | painful shoulder syndrome; physiologic saline solution; porcine stress syndrome; primary Sjogren syn... |
| scl | sclerosis, sclerotic, sclerosed |
| scler | sclerosis, scleroderma |