MedTerms Medical Dictionary

Rabies
Rad
Radial
Radiation
Radiation fibrosis
Radiation oncology
Radiation pneumonitis
Radiation therapy
Radiculopathy
Radioactive
Radioactive iodine
Radiologist
Radiology
Radionuclide stress test
Radiotherapy
Radius
Ragweed
Rale
Ramsay Hunt syndrome
Ramus
Range of motion
Rapid plasma reagin test
Rash
Rash, butterfly
Rash, varicella
Rash, vesicular
Rate, heart
Rate, pulse
Rate, sed
Rate, sedimentation
Raynaud's disease
Raynaud's phenomenon
RBC
Receptor
Recessive
Recombinant
Rectal (adjective)
Rectal cancer
Rectum
Rectus
Rectus abdominis
Recurrent aural vertigo
Red blood cell
Red blood cells
Red cell distribution width
Red cells
Red eye
Red-green colorblindness
Reflex
Reflex sympathetic dystrophy (RSD)
Reflex sympathetic dystrophy syndrome (RSDS)
Reflux
Reflux disease, gastroesophageal (GERD)
Reflux laryngitis
Reflux, esophageal
Refractory
Refractory anemia
Regurgitation
Rehabilitation
Reiter syndrome
Relapse
Remission
Renal
Renal artery stenosis
Renal calculi
Renal cancer
Renal cell cancer
Renal pelvis
Renal stone
Rendu-Osler-Weber syndrome
Repair, hernia
Repetitive stress injury
Reproduction
Reproductive organs, female
Resection
Respiration
Respiratory
Respiratory distress syndrome (RDS)
Respiratory distress syndrome, acute (ARDS)
Respiratory failure
Respiratory rate
Respiratory syncytial virus
Respiratory system
Restless leg syndrome
Retina
Retinal detachment
Retinal vasculitis
Retinitis pigmentosa and congenital deafness
Retinoblastoma
Retinol
Retinopathy, diabetic
Retrovirus
Rett syndrome
Reye syndrome
Rh factor
Rh incompatibility
Rhabdomyolysis
Rheumatic fever
Rheumatism
Rheumatoid arthritis
Rheumatoid factor
Rheumatoid nodules
Rheumatologist
Rheumatology
Rhinitis
Rhinitis Chronic
Rhinitis, allergic
Rhinophyma
Rhinoplasty
Rhinorrhea
Rhogam
Rib
Rib cage
Ribonucleic acid (RNA)
Ribosome
Ricin
Rickets
Ringworm of the nails
Risk factor
RNA
Robertsonian translocation
Rosacea
Rosacea keratitis
Roseola
Roseola infantilis
Rotator cuff
Rotator cuff disease
Rotavirus
RPR test
RSV
Rubella (historical note)
Rubella syndrome
Ruptured spleen
Rx

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Information in the MedTerms Medical Dictionary is provided for informational purposes only and is not a substitute for professional medical advice. You should not use this information for diagnosing or treating a medical or health condition. You should carefully read all product packaging. If you have or suspect you have a medical problem, promptly contact your professional healthcare provider.

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