| RVV | right ventricular volume; rubella vaccine-like virus; Russell viper venom |
|---|---|
| RVVO | right ventricular volume overload |
| TRVV | total right ventricular volume |
| RAD | radial artery catheter; radiation absorbed dose; radical; radiography or radiographic; reactive airw... |
| RAI | radioactive iodine; radioactive isotope; resident assessment instrument; resting ankle index; right ... |