Definitions: R

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Term(s) Abbreviation
Radiation RAD
Radiation absorbed dose RAD
Radiation therapy RT
Radical RAD
Radioactive iodine (I 131) uptake RAIU
Radioencephalogram REG
Radioimmunoassay RIA
Radium RA
Range of motion ROM
Rectovaginal R-V
Red blood cells RBC
Reed-Sternberg cells R-S CELLS
Registered nurse RN
Resection RESEC
Respiration R
Respiratory RESPIR
Reticuloendothelial system RES
Reticulum cell sarcoma RCS
Review of systems ROS
Review of outside slides ROS
Review of outside films ROF
Rhesus (monkey) factor in blood RH
Ribonucleic acid RNA
Right RT
Right costal margin RCM
Right eye (oculus dexter) OD
Right iliac fossa RIF
Right inner quadrant (abdomen) RIQ
Right lower extremity RLE
Right lower lobe (lung) RLL
Right lower quadrant RLQ
Right middle lobe (lung) RML
Right outer quadrant (abdomen) ROQ
Right salpingo-oophorectomy RSO
Right upper extremity RUE
Right upper extremity RUE
Right upper lobe RUL
Roentgen R
Rule out RO, R/O