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r 18 
r(22) 
r14 
r15 
r21 
r4 
r6 
R9 

RA
 
Rabbit Fever 
Rabies 
Rabson-Mendenhall Syndrome 
Radial Aplasia-Amegakaryocytic Thrombocytopenia 
Radial Aplasia-Thrombocytopenia Syndrome 
Radial Head Subluxation 
Radial keratotomy (RK) for nearsightedness 
Radiation Disease 
Radiation Effects 
Radiation Illness 
Radiation Injuries 
Radiation Reaction 
Radiation Sickness 
Radiation Syndromes 
Radiation therapy for bladder cancer 
Radiation Therapy for Cancer 
Radiation therapy for cancer pain 
Radiation therapy for endometrial cancerGo to top of pageTop
Radiation therapy for lymphoma and leukemia 
Radiation therapy for nonmelanoma skin cancer 
Radiation therapy for prostate cancer 
Radiation treatment for melanoma 
Radical inguinal orchiectomy for testicular cancer 
Radical prostatectomy 
Radicular Dentin Dysplasia 
Radicular Neuropathy, Sensory, Recessive 
Radioactive iodine 
Radioactive iodine for hyperthyroidism 
Radiofrequency palatoplasty for snoring 
Radon 
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 
Rapp Hodgkin Syndrome 
Rapp-Hodgkin (hypohidrotic) ectodermal dysplasia syndrome 
Rash, Age 11 and Younger 
Rash, Age 12 and Older 
Rasmussen's Syndrome 
RAU 
Rautenstrauch-Wiedemann SyndromeGo to top of pageTop
Rautenstrauch-Wiedemann Type Neonatal Progeria 
Raynaud's Phenomenon 
Razor Bumps 

RC
 
RCC 

RD
 
RDD 

RE
 
Recessive X-linked Ichthyosis 
Recklinghausen's phakomatosis 
Rectal Cancer 
Rectal cancer: Treatment - Health Professional Information [NCI PDQ] 
Rectal cancer: Treatment - Patient Information [NCI PDQ] 
Rectal Problems 
Rectal Prolapse 
Rectocele Repair 
Rectoperineal Fistula 
Recurrent Breast Cancer 
Recurrent Respiratory Papillomatosis 
Recurrent Scarring Aphthae 
Recurrent Vomiting 
Red Measles 
Reducing Medical Costs 
Reducing Medication Costs 
Redwater Fever 
Reflex Neurovascular Dystrophy 
Reflex Sympathetic Dystrophy Syndrome 
Refractory Celiac DiseaseGo to top of pageTop
Refractory Sprue 
Refsum Disease 
Rehabilitation exercises for an ankle sprain 
Rehabilitation for a meniscus tear 
Rehabilitation for multiple sclerosis 
Reifenstein Syndrome 
Reiger Anomaly-Growth Retardation 
Reiki 
Reimann Periodic Disease 
Reimann's Syndrome 
Reiter's Syndrome 
Relapsing Febrile Nodular Nonsuppurative Panniculitis 
Relapsing Perichondritis 
Relapsing Polychondritis 
Relieving Menstrual Pain 
Remnant Removal Disease 
Removal of Nasal Adhesions 
Removal of the breast (mastectomy) for breast cancer 
Removing Splinters 
Renal Adenocarcinoma 
Renal Agenesis 
Renal Agenesis, Bilateral 
Renal cell cancer: Treatment - Health Professional Information [NCI PDQ] 
Renal cell cancer: Treatment - Patient Information [NCI PDQ] 
Renal cell carciomaGo to top of pageTop
Renal Diet 
Renal Disease, Chronic 
Renal Dysplasia and Retinal Aplasia 
Renal Dysplasia-Blindness, Hereditary 
Renal Failure, Acute 
Renal Glucosuria 
Renal Glycosuria 
Renal pelvis, transitional cell cancer: Treatment - Health Professional Information [NCI PDQ] 
Renal pelvis, transitional cell cancer: Treatment - Patient Information [NCI PDQ] 
Renal Reabsorption of Carnitine, Defect 
Renal-Oculocerebrodystrophy 
Renal-Retinal Dysplasia 
Renal-Retinal Dysplasia with Medullary Cystic Disease 
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) 
Reptile Bites 
Rescue Breathing 
Resiliance to Stress CalculatorGo to top of pageTop
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 
Responding to teen substance use 
Rest, Ice, Compression, and Elevation (RICE) 
Restless Legs Syndrome (RLS) 
Restrictive Cardiomyopathy 
Restrictive operations -stomach stapling (vertical banded gastroplasty) or gastric banding 
Rethore Syndrome (obsolete) 
Retinal Aplastic-Cystic Kidneys-Joubert Syndrome 
Retinal Cone Degeneration 
Retinal Cone Dystrophy 
Retinal Cone-Rod 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 
Retinocerebellar AngiomatosisGo to top of pageTop
Retinocochleocerebral Vasculopathy 
Retinoic Acid Embryoppathy 
Retinopathy of Prematurity 
Retinopathy, Arteriosclerotic 
Retinopathy, Diabetic 
Retinopathy, Diabetic 
Retinopathy, Diabetic, Laser Photocoagulation for 
Retinopathy, Hypertensive 
Retinoschisis 
Retraction Syndrome 
Retrobulbar Neuropathy 
Retrolental Fibroplasia (obsolete) 
Retrolenticular Syndrome 
Retroperitoneal Fibrosis 
Retropubic suspension for urinary incontinence in women 
Rett Syndrome 
Reverse Coarction 
Reye's Syndrome 

RG
 
RGS 

RH
 
Rh Disease, Intrauterine Fetal Blood Transfusion for 
Rh Sensitization During Pregnancy 
Rh Sensitization, Intrauterine Fetal Blood Transfusion for 
rhabdomyosarcoma in lung cyst 
Rheumatic Chorea 
Rheumatic PurpuraGo to top of pageTop
Rheumatoid Arthritis 
Rheumatoid Arthritis, Active Management of 
Rheumatoid Arthritis, Arthroplasty for 
Rheumatoid Arthritis, Arthroscopy for 
Rheumatoid Arthritis, Synovectomy for 
Rhinoplasty 
RHS 

RI
 
Rib Fracture 
Rib Gap Defects with Micrognathia 
RICE (Rest, Ice, Compression, and Elevation), First Aid 
Rickets 
Rickets, Vitamin D Deficiency 
Rieger Syndrome 
Riley-Day Syndrome 
Riley-Smith 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 4Go to top of pageTop
Ring 4, Chromosome 
Ring 6 
Ring 6, Chromosome 
Ring 9 
Ring 9, Chromosome 
Ring Chromosome 14 
Ring Chromosome 18 
Ringing in the Ears (Tinnitus) 
Ringworm of the Scalp or Beard 
Ringworm of the Skin 
Ritter Disease 
Ritter-Lyell Syndrome 

RL
 
RLS (Restless Legs Syndrome) 

RM
 
RMSF 

RO
 
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 
Rokitansky's DiseaseGo to top of pageTop
Romano Ward Syndrome 
Romano-Ward Long QT Syndrome 
Romberg Syndrome 
Root canal treatment 
Root planing and scaling for gum disease 
Rootless Teeth 
ROP 
Rosacea 
Rosai-Dorfman Disease 
Rosenberg Chutorian Syndrome 
Rosenfeld-Kloepfer syndrome 
Roseola 
Rosewater Syndrome 
Rotator Cuff Disorder, Acromioplasty for 
Rotator Cuff Disorder, Subacromial Smoothing for 
Rotator Cuff Disorders 
Rotator cuff home rehabilitation exercises 
Rotator cuff repair 
Rotator Cuff Surgery, Deciding About 
Rotavirus 
Rothmund Thomson Syndrome 
Roussy Levy Syndrome 
Royal Free Disease 

RP
 
RP 

RS
 
RSGo to top of pageTop
RS, X-Linked 
RSDS 
RSH Syndrome 
RSS 
RSTS 
RSV (Respiratory Syncytial Virus) Infection 

RT
 
RTS 
RTS 

RU
 
Rubber band ligation for hemorrhoids 
Rubella 
Rubella (German Measles) 
Rubella, Congenital 
Rubeola (Measles) 
Rubinstein syndrome 
Rubinstein Taybi (RTS) Broad Thumb-Hallux syndrome 
Rubinstein Taybi Syndrome 
Ruhr's Syndrome 
Ruptured Disc 
Ruptured Neck Disc 
Russell Silver Syndrome (RSS) 
Russell Syndrome 
Russell's Diencephalic Cachexia 
Russell's Syndrome 
Russell-Silver Dwarfism 
Russian Autumnal EncephalitisGo to top of pageTop
Ruvalcaba Syndrome 
Ruvalcaba-Myhre-Smith syndrome (RMSS) 

RW
 
RWS 

RY
 
Rye Grass Pollen Extract 

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