| RAD | radial artery catheter; radiation absorbed dose; radical; radiography or radiographic; reactive airw... |
|---|---|
| REB | roentgen-equivalent biological |
| REM | rapid eye movement; recent-event memory; reticular erythematous mucinosis; return electrode monitor;... |
| REMP | roentgen-equivalent-man period |
| REP | replication protein; rest-exercise program; retrograde pyelogram; roentgen equivalent-physical |