Medical abbreviations and acronyms (R)
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This article contains a list of commonly used medical abbreviations and acronyms that start with the letter R and may be encountered in medicine and radiology (please keep in alphabetic order).
A - B - C - D - E - F - G - H - I - J - K - L -M - N - O - P - Q - R - S - T - U - V - W - X - Y - Z - misc
- R
- right
- roentgen (unit)
- RA
- rheumatoid arthritis
- right atrium
- right auricle
- Ra: radium
- RAD
- right axis deviation
- radiation absorbed dose
- Rad: cgs unit of absorbed radiation dose
- RALP: robot-assisted laparoscopic prostatectomy
- RAMC: Royal Army Medical Corps (UK)
- RANK: receptor activator of nuclear factor-Kappa B
- RANZCR: Royal Australian and New Zealand College of Radiologists
- RAO: right anterior oblique
- RAPD: relative afferent pupillary defect
- RAR: renal-to-aortic ratio
- RAS
- renin-angiotensin system
- renal artery stenosis
- reticular activating system
- RAZ: right apical zone
- Rb: rubidium
- RBBB: right bundle branch block
- RBC: red blood cells
- RB-ILD: respiratory bronchiolitis-interstitial lung disease
- RC: rotator cuff
- RCA
- right colic artery
- right coronary artery
- root cause analysis
- rotator cuff arthropathy
- RCC
- Rathke cleft cyst
- red cell count
- renal cell carcinoma
- RCCA: right common carotid artery
- RCH: remote cerebellar haemorrhage
- R-CHOP: rituximab, cyclophosphamide, doxorubicin (hydroxydaunomycin), Oncovin® (vincristine), prednisolone
- RCJ: radiocarpal joint
- RCL: radial collateral ligament complex of the elbow
- RCM: restrictive cardiomyopathy
- RCR: Royal College of Radiologists (UK)
- RCT
- randomised control trial
- rotator cuff tear
- RCVS: reversible cerebral vasoconstriction syndrome
- Rd: rutherford
- RDS: respiratory distress syndrome
- RDW: red cell distribution width
- RE: right eye
- ReA: reactive arthritis
- REBOA: resuscitative endovascular balloon occlusion of the aorta
- RECIST: response evaluation criteria in solid tumors
- Re: rhenium
- Recons: reconstructions
- Reg: registrar
- Rem: roentgen equivalent man
- RES: reticuloendothelial system
- Resus: resuscitation
- RF
- radiofrequency
- rheumatoid factor
- ring finger
- risk factor
- RFA: radiofrequency ablation
- RFTs: respiratory function tests
- RGA: right gastric artery
- Rh
- rhesus
- rhodium
- RHA: right hepatic artery
- RHD
- right hand dominant
- right hepatic duct
- RHS: right hand side
- RHV: right hepatic vein
- RI
- ramus intermedius
- resistive index
- RIF: right iliac fossa
- RIG: radiologically inserted gastrostomy
- RIH: right inguinal hernia
- RIHD: radiation-induced heart disease
- RIJ: right internal jugular
- RIJV: right internal jugular vein
- RIMA: right internal mammary artery
- RIS
- radiologically isolated syndrome
- radiology information system
- RITA: right internal thoracic artery
- RK: right kidney
- RLL
- RLQ: right lower quadrant
- RLZ: right lower zone
- RMB: right main bronchus
- RML: right middle lobe
- RMO: resident medical officer
- RMS:
- rhabdomyosarcoma
- root mean square
- RMT: retromolar trigone
- RMZ: right middle zone
- RN: registered nurse
- Rn: radon
- RNA: ribonucleic acid
- RO: right ovary
- R/O
- removal of
- rule out
- ROC: receiver operator curve
- ROI: region of interest
- ROM: range of motion
- ROP: retinopathy of prematurity
- ROS: reactive oxygen species
- ROSC: return of spontaneous circulation
- RP
- RPA: right pulmonary artery
- RPOC: retained products of conception
- RPL: recurrent pregnancy loss
- RPLND: retroperitoneal lymph node dissection
- RPLS: reversible posterior leukoencephalopathy syndrome
- RR: respiratory rate
- RRA: right renal artery
- RRMS: relapsing remitting multiple sclerosis
- RRT: renal replacement therapy
- RS: respiratory system
- RSBI: rapid shallow breathing index
- RSCA: right subclavian artery
- RSI: repetitive strain injury
- RSM
- recurrent spontaneous abortion
- Royal Society of Medicine (UK)
- RSNA: Radiological Society of North America
- RSO: resident surgical officer
- RSX: radiosurgery
- RT
- radiotherapy
- right
- RTA
- renal tubular acidosis
- road traffic accident
- RTC: road traffic collision
- RTT: return to theatre
- RTI: respiratory tract infection
- RTX: radiotherapy
- Ru: ruthenium
- RUL: right upper lobe
- RUO: right ureteric orifice
- RUQ: right upper quadrant
- RUZ: right upper zone
- RUSH: rapid ultrasound in shock
- RV
- residual volume
- right ventricle
- RVA: right vertebral artery
- RVAD: right ventricular assist device
- RVCL-S: retinal vasculopathy with cerebral leukoencephalopathy and systemic manifestations
- RVD
- retroviral disease (euphemism for HIV)
- right ventricular dilatation
- RVF: right ventricular failure
- RVH: right ventricular hypertrophy
- RVR: rapid ventricular rate/response (in atrial fibrillation)
- RVT: renal vein thrombosis
- Rx: prescription (originally, and strictly, ℞, shorthand for recipe, in Latin = take thou)
-<li>RAPD: <a title="Relative afferent pupillary defect" href="/articles/marcus-gunn-pupil">relative afferent pupillary defect</a>- +<li>RAPD: <a href="/articles/marcus-gunn-pupil">relative afferent pupillary defect</a>
- +<li>RVR: rapid ventricular rate/response (in atrial fibrillation)</li>