Dictionary of Medical Acronyms & Abbreviations

[ R ]

• RNINMEGLA  rat integral membrane glycoprotein
• RNP  ribonucleoprotein
• RNP-CS  ribonucleoprotein consensus sequence
• RNR  ribonucleotide reductase
• RNS  reactive nitrogen species; reference normal serum; repetitive nerve stimulation; replacement normal saline [solution]; ribonuclease
• RNSC  radionuclide superior cavography
• Rnt  roentgenology
• RNTMI  transfer ribonucleic acid initiator methionine
• rNTP  ribonuclease-5´-triphosphate
• RNV  radionuclide venography; radionuclide ventriculogram or ventriculography
• RNVG  radionuclide ventriculography
• RO  radiation oncology; radiation output; ratio of; relative odds; renal osteodystrophy; reverse osmosis; Ritter-Oleson [technique]; routine order; rule out
• ro  radius of orifice
• R/O, r/o  rule out
• ROA  regurgitant orifice area; right occipitoanterior [fetal position]
• ROAD  reversible obstructive airways disease
• ROAT  renal organic anion transporter; repeat open application test
• ROATS  rabbit ovarian antitumor serum
• rob  robertsonian translocation
• ROBCAD  robotic computer-assisted diagnosis
• ROBUST  Recanalization of Occluded Bypass Graft with Prolonged Urokinase Infusion Site Trial
• ROC  receiver operating characteristic; receiver operating curve; receptor-operated channels; relative operating characteristic; resident on call; residual organic carbon; right outer canthus
• ROCFT  Rey-Osterreich complex figure test
• ROCK  Rho-associated kinase
• ROCKET  Regionally Organized Cardiac Key European Trial
• rOCT  rat organic cation transporter
• ROCV  Rocio virus
• ROD  record of decision
• RODA  rapid opioid detoxification under general anesthesia
• RODEO  rotating delivery of excitation off resonance
• rOEF  regional oxygen extraction fraction
• roent  roentgenology
• ROESY  rotating frame Overhauser effect spectroscopy
• ROGAD  radiation oncology greater area database
• ROH  rat ovarian hyperemia [test]
• ROI  range of interest; reactive oxygen intermediate; region of interest; right occipitolateral [fetal position]
• ROIH  right oblique inguinal hernia
• ROJM  range of joint motion
• ROLL  radioguided occult lesion localization
• ROM  range of motion; reactive oxygen metabolite; read only memory; reduction of movement; regional office manual; removal of metal [pins or plates in orthopedic surgery]; rupture of membranes
• Rom  Romberg [sign]
• rom  reciprocal ohm meter
• ROMAS  Romanian Multicenter Study
• ROM CP  range of motion complete and painfree
• ROMI  rating of medication influence; rule out myocardial infarct
• ROMIO  Rule Out Myocardial Infarct Observation [study]
• ROMS  radiation oncology management system
• ROOF  retro-orbital orbicular fat
• ROP  removal of pins or plates; removal of plaster [of Paris]; retinopathy of prematurity; right occipitoposterior [fetal position]
• RO PACS  radiation oncology picture archiving and communication system
• ROPE  respiratory-ordered phase encoding
• ROPS  rollover protective structure
• ROR  reactive oxygen radicals; risk odds ratio
• Ror  Rorschach [test]
• ROS  reactive oxygen species; reflectance optical shield; relative outcome score; review of systems; rod outer segment
• RoS  rostral sulcus
• ROSC  return of spontaneous circulation
• ROSETTA  Routine vs Selective Exercise Treadmill Test after Angioplasty [trial]
• ROSP  rod outer segment protein
• ROSS  radiotherapy oncology support system; review of subjective symptoms
• ROSTER  Rotational Atherectomy vs Balloon Angioplasty for In-stent Restenosis [trial]
• ROT  real oxygen transport; remedial occupational therapy; right occipito-transverse [fetal position]
• rot  rotating, rotation
• ROTA  rotablator atherectomy
• ROTACS  rotational angioplasty catheter system
• ROTASTENT  Rotational Atherectomy with Adjunctive Stenting [trial]
• ROU  recurrent oral ulcer
• R_out  outflow resistance
• ROW  Rendu-Osler-Weber [syndrome]; rest of the world
• ROXIS  Roxithromycin in Ischemic Syndromes [study]
• RP&nbs