| PAR | participating provider; passive avoidance reaction; perennial allergic rhinitis; photosynthetically ... |
|---|---|
| PQRST | provocative and palliative factors, quality of pain, radiation of pain, severity of pain, timing of ... |
| PWBRT | prophylactic whole brain radiation therapy |
| RAD | radial artery catheter; radiation absorbed dose; radical; radiography or radiographic; reactive airw... |
| rad | radiation absorbed dose; radial; radian; radical; radius; root [Lat. radix] |