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Health Topics
- Rabbit Fever
- Rabies
- Rabies
- Rabies Vaccine for Travel
- Rabies: Areas Where It's More Common
- Rabies: HRIG Injection
- Rabson-Mendenhall Syndrome
- Radial Aplasia-Amegakaryocytic Thrombocytopenia
- Radial Aplasia-Thrombocytopenia Syndrome
- Radial Head Subluxation
- Radial Keratotomy (RK) for Nearsightedness
- Radiation Disease
- Radiation Effects
- Radiation Exposure: Risks and Health Effects
- Radiation Illness
- Radiation Injuries
- Radiation Proctitis
- Radiation Reaction
- Radiation Sickness
- Radiation Syndrome
- Radiation therapy for bladder cancer
- Radiation Therapy for Cancer Pain
- Radiation Therapy for Endometrial Cancer
- Radiation Therapy for Lymphoma and Leukemia
- Radiation Therapy for Nonmelanoma Skin Cancer
- Radiation Therapy for Prostate Cancer
- Radiation Treatment for Cancer
- Radical Inguinal Orchiectomy for Testicular Cancer
- Radical Prostatectomy
- Radicular Dentin Dysplasia
- Radicular Neuropathy, Sensory, Recessive
- Radioactive Iodine
- Radioactive Iodine for Hyperthyroidism
- Radioactive Iodine or Antithyroid Medication for Hyperthyroidism, Deciding About
- Radiofrequency Ablation for Chronic Pain
- Radiofrequency Palatoplasty for Snoring
- Radon
- Radon Prevention: Sub-Slab Depressurization
- Ragpicker Disease
- Ramsay Hunt Syndrome
- Rape or Sexual Abuse
- Raphe Nucleus Encephalopathy
- Rapid Heart Rate, Catheter Ablation for
- Rapid Heart Rate, Defibrillation for
- Rapid Heart Rate, Electrical Cardioversion for
- Rapid Sputum Tests for Tuberculosis (TB)
- Rapid-onset Obesity with Hypothalamic Dysfunction, Hypoventilation, and Autonomic Dysregulation
- Rapid-onset Obesity,Hypothalamic Dysfunction,Hypoventilation,Autonomic Dys-
- Rapp Hodgkin Syndrome
- Rapp-Hodgkin (hypohidrotic) ectodermal dysplasia syndrome
- Rash, Age 11 and Younger
- Rash, Age 12 and Older
- Rash, Diaper
- Rashes and Skin Conditions in Newborns
- Rashes Caused by Plants and Sunlight
- Rashes or Sores in the Groin
- Rasmussen's Syndrome
- Rating of Perceived Exertion (RPE)
- Rattlesnake
- RAU
- Rautenstrauch-Wiedemann Syndrome
- Ravi’s Story: Coping With Back Pain and Depression
- Raynaud's Phenomenon
- Razor Bumps
- Reading Food Labels When You Have Diabetes
- Recessive X-linked Ichthyosis
- Recklinghausen's phakomatosis
- Recognizing and Developing Your Children's Special Talents
- Recommended Servings for Adults
- Rectal Cancer
- Rectal Cancer Treatment (PDQ®): Treatment - Health Professional Information [NCI]
- Rectal Cancer Treatment (PDQ®): Treatment - Patient Information [NCI]
- Rectal Problems
- Rectal Prolapse
- Rectal Prolapse in Adults
- Rectal Prolapse in Children
- Rectal Prolapse Surgery
- Rectocele Repair
- Rectoperineal Fistula
- Recurrent Abdominal Pain (RAP)
- Recurrent Breast Cancer
- Recurrent Ear Infections and Persistent Effusion
- recurrent polyserositis
- Recurrent Respiratory Papillomatosis
- Recurrent Scarring Aphthae
- Recurrent Vaginal Yeast Infections
- Red Measles
- Reducing Anxiety
- Reducing Biting in Children Ages 15 to 36 Months
- Reducing Biting in Children Ages 8 to 14 Months
- Reducing Biting in Teething Babies
- Reducing Medical Costs
- Reducing Medication Costs
- Reducing unhealthy fats from your meals
- Reduction Mammaplasty (Breast reduction)
- Redwater Fever
- Referred Shoulder Pain
- Reflex Neurovascular Dystrophy
- Reflex Sympathetic Dystrophy Syndrome
- Refractory Celiac Disease
- Refractory Sprue
- Refrigeration Palsy
- Refsum Disease
- Regional Anesthesia
- Regional Enteritis
- regulation with Neural Tumor
- Rehabilitation Programs for Low Back Problems
- Rehabilitation programs for multiple sclerosis
- Reifenstein Syndrome
- Reiger Anomaly-Growth Retardation
- Reiki
- Reiter's syndrome
- Relactation
- Relapsing Febrile Nodular Nonsuppurative Panniculitis
- Relapsing Malaria
- Relapsing Perichondritis
- Relapsing Polychondritis
- Relapsing-Remitting Multiple Sclerosis
- Relaxation Exercises
- Relaxing Your Mind and Body: Stress Management
- Relieving A Cough
- Relieving Menstrual Pain
- Remnant Removal Disease
- Removal of Nasal Adhesions
- Removing a Bartholin Gland Cyst
- Removing a Fishhook
- Removing an Object From a Wound
- Removing Moles and Skin Tags
- Removing Splinters
- Renal Adenocarcinoma
- Renal Agenesis
- Renal Agenesis, Bilateral
- Renal Cell Cancer Treatment (PDQ®): Treatment - Health Professional Information [NCI]
- Renal Cell Cancer Treatment (PDQ®): Treatment - Patient Information [NCI]
- Renal Cell Carcinoma
- Renal Disease, Chronic
- Renal Dysplasia and Retinal Aplasia
- Renal Dysplasia-Blindness, Hereditary
- Renal Failure, Acute
- Renal Glucosuria
- Renal Glycosuria
- Renal Reabsorption of Carnitine, Defect
- Renal-Retinal Dysplasia
- Renal-Retinal Syndrome
- Rendu-Osler-Weber Syndrome
- Repair of a Deviated Septum (Septoplasty)
- Repair of Bladder Prolapse (Cystocele) or Urethra Prolapse (urethrocele)
- Repair of Choanal Atresia
- Repair of Nasal Septal Perforation
- Repair of Oromaxillary Fistula
- Repair of Rectocele or Enterocele
- Repair of Vaginal Wall Prolapse (Vaginal Vault Prolapse)
- Repetitive Motion Syndrome
- Replacement Therapy for Von Willebrand's Disease
- Reptile Bites
- Rescue Breathing
- Residential Treatment for Substance Abuse
- Resiliance to Stress Calculator
- Resistance to HIV Medicines
- Resorption of a Herniated Disc
- Respirator Use at End of Life, Deciding About
- Respiratory Distress Syndrome, Infant
- Respiratory Papillomatosis
- Respiratory Problems, Age 11 and Younger
- Respiratory Problems, Age 12 and Older
- Respiratory Syncytial Virus (RSV) Infection
- Rest, Ice, Compression, and Elevation (RICE)
- Restaurant Meals: On a Low Salt Diet
- Restless Legs Syndrome
- Restless Legs Syndrome
- Restless Legs Syndrome (RLS), Sleeping Tips
- Restless Legs Syndrome: Getting More Sleep
- Restless Legs Syndrome: What Conditions Can Cause It?
- Restrictive Cardiomyopathy
- Resuming Sexual Activity After a Heart Attack
- Rethore Syndrome (obsolete)
- Retinal Cone Degeneration
- Retinal Cone Dystrophy
- Retinal Detachment
- Retinal Detachment, Pneumatic Retinopexy for
- Retinal Detachment, Scleral Buckling Surgery for
- Retinal Detachment, Vitrectomy for
- Retinal Telangiectasis
- Retinitis Pigmentosa
- Retinitis Pigmentosa and Congenital Deafness
- Retinoblastoma
- Retinoblastoma Treatment (PDQ®): Treatment - Health Professional Information [NCI]
- Retinoblastoma Treatment (PDQ®): Treatment - Patient Information [NCI]
- Retinocerebellar Angiomatosis
- Retinoic Acid Embryoppathy
- Retinopathy of Prematurity
- Retinopathy, Arteriosclerotic
- Retinopathy, Diabetic
- Retinopathy, Diabetic
- Retinopathy, Diabetic, Laser Photocoagulation for
- Retinoschisis
- retractile mesenteritis
- Retraction Syndrome
- Retrobulbar Neuropathy
- Retrolental Fibroplasia (obsolete)
- Retroperitoneal Fibrosis
- Retroperitoneal Lymph Node Dissection
- Retropubic Suspension for Urinary Incontinence in Women
- Rett Syndrome
- Returning to Play After a Head Injury During a Sporting Event
- Reverse Coarction
- Reye Syndrome
- Reye Syndrome
- Reye's Syndrome
- Rh Disease
- Rh Disease, Intrauterine Fetal Blood Transfusion for
- Rh Factor Incompatibility
- Rh Incompatibility
- Rh Sensitization During Pregnancy
- Rh Sensitization, Intrauterine Fetal Blood Transfusion for
- rhabdomyosarcoma in lung cyst
- Rhesus Incompatibility
- Rheumatic Arthritis
- Rheumatic Chorea
- Rheumatic Fever
- Rheumatic Fever and Heart Problems
- Rheumatic Purpura
- Rheumatoid Arthritis
- Rheumatoid Arthritis, Arthroplasty for
- Rheumatoid Arthritis, Arthroscopy for
- Rheumatoid Arthritis, Managing
- Rheumatoid Arthritis, Synovectomy for
- Rheumatoid Arthritis: Classification Criteria
- Rheumatoid Arthritis: Finger and Hand Surgeries
- Rheumatoid Arthritis: Neck Symptoms
- Rheumatoid Arthritis: Other Causes of Joint Pain
- Rheumatoid Arthritis: Systemic Symptoms
- Rheumatoid Myositis
- Rhinophyma
- Rhinoplasty
- RHS
- RHS
- Rib Fracture
- Rib Gap Defects with Micrognathia
- RICE (Rest, Ice, Compression, and Elevation), First Aid
- Rickets
- Rickets, Vitamin D Deficiency
- Rieger Syndrome
- right isomerism sequence
- Right-Sided Heart Failure
- Riley-Day Syndrome
- Ring 14
- Ring 15
- Ring 15, Chromosome
- Ring 15, Chromosome (mosaic pattern)
- Ring 18
- Ring 21
- Ring 21, Chromosome
- Ring 22
- Ring 22, Chromosome
- Ring 4
- Ring 4, Chromosome
- Ring 6
- Ring 6, Chromosome
- Ring 9
- Ring 9, Chromosome
- Ring Chromosome 14
- Ring Chromosome 18
- Ring Chromosome 4
- Ringing in the Ears (Tinnitus)
- Ringworm of the Scalp or Beard
- Ringworm of the Skin
- Risk Factors for Coronary Artery Disease
- Risk Factors for HIV Infection
- Risks and Benefits of Medicines for Heart Failure
- Risks of Multiple Pregnancy
- Risks of Smoking Cigars and Pipes
- Risser Sign in Scoliosis
- Ritter Disease
- Ritter-Lyell Syndrome
- Robert's Story: Getting and Staying Active
- Roberts SC-Phocomelia Syndrome
- Roberts Syndrome
- Roberts Tetraphocomelia Syndrome
- Robin Anomalad
- Robin Complex
- Robin Syndrome
- Robinow Dwarfism
- Robinow Syndrome
- Rocky Mountain Spotted Fever
- Rod Myopathy
- Rod-cone dystrophy
- Rodents That Carry Hantavirus
- ROHHADNET
- Rokitansky syndrome
- Rokitansky's Disease
- Romano Ward Syndrome
- Romano-Ward Long QT Syndrome
- Romberg Syndrome
- Ron's Story: Therapy Helps
- Roomy Shoes
- Root Canal Treatment
- Root Planing and Scaling for Gum Disease
- Rootless Teeth
- ROP
- Rosacea
- Rosacea
- Rosai-Dorfman Disease
- Rosenberg Chutorian Syndrome
- Rosenfeld-Kloepfer syndrome
- Roseola
- Roseola Infantum
- Rosewater Syndrome
- Rotator Cuff Disorder, Acromioplasty for
- Rotator Cuff Disorder, Subacromial Smoothing for
- Rotator Cuff Disorders
- Rotator Cuff Problems: Exercises You Can Do at Home
- Rotator Cuff Problems: Should I Have Surgery?
- Rotator Cuff Repair
- Rotator Cuff Tendon Impingement
- Rotavirus
- Rothmund Thomson Syndrome
- Roussy Levy Syndrome
- Roux-En-Y Gastric Bypass
- Royal Free Disease
- Rubber Band Ligation for Hemorrhoids
- Rubber Bulbs
- Rubella
- Rubella
- Rubella (German Measles)
- Rubella, Congenital
- Rubeola
- Rubeola (Measles)
- Rubinstein syndrome
- Rubinstein Taybi (RTS) Broad Thumb-Hallux syndrome
- Rubinstein Taybi Syndrome
- Ruptured Disc
- Ruptured Disc, Discectomy and Microdiscectomy for
- Ruptured Disc, Percutaneous Discectomy for
- Ruptured Neck Disc
- Russell Silver Syndrome (RSS)
- Russell Syndrome
- Russell's Diencephalic Cachexia
- Russell's Syndrome
- Russell-Silver Dwarfism
- Russian Autumnal Encephalitis
- Ruvalcaba Syndrome





