| PSW | primary surgical ward; positive sharp wave; psychiatric social worker |
|---|---|
| RW | radiological warfare; ragweed; respiratory work; Romano-Ward [syndrome]; round window |
| WC | ward clerk; water closet; Weber-Christian [syndrome]; wheel chair; white cell; white cell casts; whi... |
| Wd | ward |
| WM | Waldenstrom macroglobulinemia; ward manager; warm and moist; Wernicke-Mann [hemiplegia]; wet mount; ... |