Browse Medical Abbreviations

r rate
R respiration; right
R&D research and development
R&R rate and rhythm
R&W recreation and welfare
R-L right to left
R-V rectovaginal
R.B.C. red blood cells
R.M.L. right middle lobe
R/F refill
R/L right to left
R/O rule out
R/S reschedule
R/T related to
RA right atrium; right arm; rheumatoid arthritis
Ra radium
RAA renin-angiotensin-aldosterone (system)
RAC right antecubital
RACE rescue, alarm, confine, extinguish (fire safety)
rad radical; radial
RAD reactive airway disease; radiation absorbed dose; rapid applications development
RADAR radio detecting and ranging; risk assessment of drugs analysis and response
RAE right atrial enlargement
RAFa right anterior forearm
RAHA hemagglutination assay
RAI radioactive iodine
RAID rapid assessment, interface and discharge
RAIU radioactive iodine uptake
RAM rapid alternating movements
RANA rheumatoid arthritis nuclear antigen
RAO right anterior oblique
RAP resident assessment protocol
RAS reticular activating system
RAT rapid assessment and treatment
Rb Rubidium (element)
rb right bundle
RBBB right bundle branch block
RBC red blood cell(s); red blood count
Rbcs red blood cells
RBV read back and verify
RCA right coronary artery
RCF right cubital fossa
RCL radial collateral ligament
RCM right costal margin
RCP respiratory care practitioner
RCR replication competent retrovirus
RCT randomized clinical/controlled trial
RD Registered Dietician; right deltoid; radial deviation; raynaud disease
RDA recommended daily/dietary allowance
RDI reference daily intake
RDP random donor platelets
RDS respiratory distress syndrome
RDT rising dose tolerance
RDU rheumatic disease unit
RDW red cell distribution width
Re Rhenium (element)
RE right eye
ReA reactive arthritis
REBT rational emotive behavioral therapy
rec recommend or recommended
recc recommend or recommended
REE resting energy expenditure
ref referral/refer; refuse(d)
refl reflex
reg regular
REHAB rehabilitation
REI reproductive endocrinology
rel related; relative
REM rapid eye movement (sleep)
rem removal
REMS risk evaluation and mitigation strategy
reps repetitions
RES reticuloendothelial system
resc resuscitation; rescue
resid residual
resp respiration(s); response
RET rational emotive therapy; esotrophia (right)
retics reticulocytes
retro retrograde
rev reverse; review; revision
RF rheumatoid factor; retroflexed
RFA right forearm
RFB rifabutin
RFFF radial forearm free flap
RFt right foot
RFT renal function test
RG right gluteal/gluteus
Rh Rhodium (element); Rhesus factor
RH right hand
RHD rheumatic heart disease
RHF right heart failure
RhoGAM rh immune globulin
RIA radioimmunoassay
RIBA recombinant immunoblot assay
RICE rest, ice, compression, elevation
RID radial immunodiffusion
RIE recorded in error
RIF rifampin
RIFA right inner forearm
RIG rabies immune globulin
RIH right inguinal herniorrhaphy
RIND reversible ischemic neurologic deficit
RK radial keratotomy
RL right lateral; right leg; Ringer's Lactate
RLE right lower extremity
RLFa right lateral forearm
RLL right lower (lung) lobe
RLQ right lower quadrant
RLW right lateral wrist
RM risk management; ruptured membranes
RMA refuse(s) medical assistance; right medial ankle
RML right mediolateral; right middle (lung) lobe
RMP rifampin
RMSF rocky mountain spotted fever
RMT retromolar trigone
RN Registered Nurse
Rn Radon (element)
RN-C Registered Nurse-Certified (by ANCC)
RNA ribonucleic acid
RNFA Registered Nurse First Assistant (surgery)
RNP ribonucleoprotein
RNST reactive non stress test
Ro Ro antigen
ROA right occiput anterior
ROFA right outer forearm
ROI release of information
ROM range of motion; rupture of membranes
ROP right occiput posterior (position); retinopathy of prematurity
ROS review of systems
ROT right occiput transverse; rotation
RP Raynaud's phenomenon; retinitis pigmentosa
RPE ratings of perceived exertion
RPGN rapidly progressive glomerulonephritis
RPh registered pharmacist
RPM revolutions per minute
RPP rate pressure product
RPR rapid plasma reagent (test)
RPT rifapentine; registered physical therapist
RQ respiratory quotient
RR recovery room; relative risk; respiratory rate
RRA registered record administrator
RRE round, reactive, equal
rRNA ribosomal RNA
RRP recurrent respiratory papillomatosis
RRR regular rate and rhythm
RRT Registered Respiratory Therapist
RS Reiter's syndrome remitting seronegative
RS3PE symmetrical synovitis with pitting edema
RSB regular sinus bradycardia
RSBI Rapid Shallow Breathing Index
RSC right subclavian
RSD reflex sympathetic dystrophy (syndrome)
RSO right salpingo oophorectomy
RSR regular sinus rate/rhythm
RST regular sinus tachycardia
RSV respiratory syncytial virus
rt right
RT respiratory therapy; related to; radiation therapy; registered therapist
RT-PCR reverse transcriptase polymerase chain reaction
RTA renal tubular acidosis
RTC return to clinic
RTF ready to feed; resident treatment facility
RTI reverse transcriptase inhibitors
RTT referral to treatment
RTW return to work
Ru Ruthenium (element)
RUA right upper arm
RUD right uterine displacement
RUE right upper extremity
RUG resource utilization group
RUL right upper (lung) lobe; right upper leg
RUO research use only
rupt rupture
RUQ right upper quadrant (abdomen)
RUT right upper thigh
RV rotavirus; right ventricle/ventricular; return visit; retroverted; residual volume
RVA rabies vaccine, adsorbed
RVCT report of verified case tuberculosis
RVF right ventricular function
RVH right ventricular hypertrophy
RVM right ventricular mean
RVR rapid ventricular response
RVT right vastus lateralis
RVVC recurrent vulvovaginal candidiasis
Rx prescription
Rxn reaction
RXT exotropia (right)