| RSO | radiation safety officer; Resident Surgical Officer; right superior oblique [muscle] |
|---|---|
| RTOG | radiation therapy oncology group |
| RTP | radiation treatment planning; renal transplantation patient; reverse transcriptase-producing [agent]... |
| RT(T)(ARRT) | Radiologic Technologist (Radiation Therapy) certified by the American Registry of Radiologic Technol... |
| RTTP | radiation therapy treatment planning |