Patients & CaregiversHealthcare ProfessionalsWorldwide
HomeAbout MerckProductsNewsroomInvestor RelationsCareersResearchLicensingThe Merck Manuals
THE MERCK MANUAL MEDICAL LIBRARY: The Merck Manual of Medical Information--Home Edition
Tips for better results
ABCDEFGHI
JKLMNOPQR
STUVWXYZ
Sections
Resources
Index
rarerhrirnrorpru
Type in the first few letters of a word to get there faster:
Go

Ra

Rabbit fever

Tularemia
Types of TularemiaSidebar

Rabeprazole

Drugs Used to Treat Peptic DisordersTables

Rabies

Viral Infections: Rabies
Who Should Receive a Rabies Vaccine?Sidebar

  • immunization for

  • Protecting Against DiseaseTables
    Vaccines for International TravelTables

    Raccoon's eyes

    Skull Fracture: Symptoms

    Radial nerve

  • compression of (radial tunnel syndrome)

  • Radial Tunnel Syndrome

  • palsy of

  • Mononeuropathy: Radial Nerve Palsy

    Radial tunnel syndrome

    Radial Tunnel Syndrome

    Radiation

    see also Radiation therapy

  • annual exposure to

  • Annual Radiation Exposure in the United StatesTables
    Radiation Injury: Causes

  • in cancer development

  • Development and Spread
    Risk Factors: Environmental Factors

  • injury from

  • Radiation Injury

    Radiation accident

    Radiation Injury

  • thyroid cancer and

  • Iodine: Iodine Deficiency

    Radiation therapy

    Radiation Therapy
    Combination Therapy
    Radiation Injury: Radiation Therapy for Cancer

  • for acromegaly

  • Acromegaly and Gigantism: Treatment

  • for brain tumor

  • Brain Tumors: Treatment and Prognosis
    Understanding Tumor TreatmentSidebar
    Radiation Damage

  • for breast cancer

  • Cancer: Radiation Therapy
    Cancer: Treatment of Cancer That Has Spread (Stage IV)

  • for cervical cancer

  • Cervical Cancer: Prognosis and Treatment

  • dry mouth and

  • Salivary Gland Disorders: Salivary Gland Malfunction

  • for eye cancer

  • Retinoblastoma: Prognosis and Treatment

  • gastritis and

  • Gastritis: Causes
    Gastritis: Symptoms and Complications

  • for gynecologic cancer

  • Cancers of the Female Reproductive System: Treatment

  • for Hodgkin's disease

  • Hodgkin's Disease: Treatment and Prognosis

  • hyperparathyroidism and

  • What Is Hyperparathyroidism?Sidebar

  • for leukemia

  • Chronic Myelocytic Leukemia (CML): Prognosis and Treatment

  • for lung cancer

  • Cancer of the Lungs: Radiation Therapy

  • for lymphoma

  • Hodgkin's Disease: Treatment and Prognosis

  • for multiple myeloma

  • Multiple Myeloma: Treatment and Prognosis

  • nervous system damage from

  • Radiation Damage

  • for neuroblastoma

  • Neuroblastoma: Prognosis and Treatment

  • in oral cancer

  • Cancerous Growths: Prognosis and Treatment

  • for pituitary tumor

  • Hypopituitarism: Treatment

  • proctitis and

  • Proctitis

  • for prolactinoma

  • Galactorrhea: Treatment

  • for prostate cancer

  • Cancer: Radiation Therapy

  • for retinoblastoma

  • Retinoblastoma: Prognosis and Treatment

  • side effects of

  • Lymphedema
    Radiation Damage
    Salivary Gland Disorders: Salivary Gland Malfunction
    Gastritis: Causes
    Gastritis: Symptoms and Complications

  • swelling after

  • Lymphedema

  • for throat (laryngeal) cancer

  • Laryngeal Cancer: Treatment

  • in transplantation

  • Principles of Transplantation: Suppression of the Immune System

  • for vaginal cancer

  • Vaginal Cancer: Prognosis and Treatment

  • for Wilms' tumor

  • Wilms' Tumor: Prognosis and Treatment

    Radioactive iodine

  • in hyperthyroidism

  • Hyperthyroidism: Prognosis and Treatment
    Drugs Used to Treat HyperthyroidismTables

  • during pregnancy

  • Some Drugs That Can Cause Problems During PregnancyTables

    Radioallergosorbent test (RAST)

    Allergic Reactions: Symptoms and Diagnosis

    Radiocontrast cystourethrography

    Urinary Tract Infection (UTI): Symptoms and Diagnosis

    Radiofrequency ablation

    Abnormal Heart Rhythms: Destroying Abnormal Tissue

  • in atrial fibrillation and atrial flutter

  • Atrial Fibrillation and Atrial Flutter: Destroying the Atrioventricular Node

  • in ventricular tachycardia

  • Ventricular Tachycardia: Treatment

  • in Wolff-Parkinson-White syndrome

  • Wolff-Parkinson-White (WPW) Syndrome: Treatment

    Radiology

    see also Computed tomography; Magnetic resonance imaging; Radionuclide imaging; Ultrasonography

  • in heart disease

  • Diagnosis: Radiologic Procedures

  • in lung disorders

  • Diagnosis: Chest Imaging
    Pneumonia: Symptoms and Diagnosis

  • in musculoskeletal disorders

  • Diagnosis: X-rays

    Radionuclide imaging

    Diagnostic Procedures Tables

  • of bile ducts

  • Imaging Tests

  • in bone infection (osteomyelitis)

  • Osteomyelitis: Diagnosis

  • in carcinoid tumors

  • Carcinoid Tumors: Diagnosis

  • in coronary artery disease

  • Angina: Diagnosis

  • of fractures

  • Fractures: Diagnosis

  • in heart disease

  • Diagnosis: Radionuclide Imaging
    Angina: Diagnosis

  • in Hodgkin's disease

  • Hodgkin's Disease: Staging

  • in kidney and urinary tract disorders

  • Diagnosis: Radionuclide Scanning

  • of liver

  • Imaging Tests

  • in lung disorders

  • Diagnosis: Chest Imaging

  • in musculoskeletal disorders

  • Diagnosis: Bone Scanning

    Radiopaque dyes

    Anaphylactoid Versus AnaphylacticSidebar

    Radiosurgery, for brain tumor

    Understanding Tumor TreatmentSidebar

    Radon

    Risk Factors: Environmental Factors
    Radiation Injury: Causes

    Raloxifene

    Menopause: Selective Estrogen Receptor Modulators (SERMs)
    Some Drugs Used to Treat Symptoms and Effects of MenopauseTables

  • in osteoporosis prevention

  • Osteoporosis: Drugs

    Range of motion

  • exercise for

  • Physical Therapy (PT): Range-of-Motion Exercises
    Increasing the Shoulder's Range of MotionFigures

    Ranitidine

    Peptic Ulcer: Acid-reducing Drugs
    Drugs Used to Treat Peptic DisordersTables

  • in elderly persons

  • Some Drugs With Increased Risk for Older People Tables

    Rape

    Rape

  • statutory

  • Paraphilias: Pedophilia

    Rapid antigen testing, in strep throat

    Pharyngitis: Diagnosis and Treatment

    Rapid eye movement (REM) sleep

    Sleep Disorders
    Stages of the Sleep CycleFigures

    Rapidly progressive glomerulonephritis

    Glomerulonephritis (Nephritic Syndrome)
    Primary Glomerular Disorders That Can Cause Glomerulonephritis Tables

    Rapid plasma reagin (RPR) test

    Syphilis: Diagnosis

    Rare disorders, information resources on

    Ra - Re

    Rasagiline

    Parkinson's Disease: Other Drugs
    Drugs Used to Treat Parkinson's DiseaseTables

    Rash

    Itching and Noninfectious Rashes

  • in allergic reactions

  • Allergic Reactions: Symptoms and Diagnosis

  • around mouth

  • Dermatitis: Perioral Dermatitis

  • in chickenpox

  • Chickenpox: Symptoms and Diagnosis

  • in childhood viral infections

  • Some Viral Infections At a GlanceTables

  • in coelenterate sting

  • Marine Animal Stings and Bites

  • in dermatitis

  • Dermatitis: Symptoms and Diagnosis
    Dermatitis: Symptoms
    Dermatitis: Nummular Dermatitis

  • in dermatomyositis

  • Polymyositis and Dermatomyositis: Symptoms

  • diaper

  • Rashes

  • drug-related

  • Drug Rashes

  • in enteroviral infection

  • Enteroviral Infections: Common in ChildhoodSidebar

  • in erythema infectiosum

  • Rashes
    Erythema Infectiosum

  • in erythema multiforme

  • Erythema Multiforme

  • in food allergy

  • Food Allergy: Symptoms

  • on glans penis (balanitis circinata)

  • Reiter's Syndrome: Symptoms

  • in glucagonoma

  • Pancreatic Endocrine Tumors: Symptoms and Diagnosis

  • in Hartnup disease

  • Hartnup Disease

  • in hot-tub folliculitis

  • Pseudomonas Infections: Symptoms and Diagnosis
    Folliculitis and Skin Abscesses: Folliculitis

  • in infants and young children

  • Rashes

  • in juvenile rheumatoid arthritis

  • Juvenile Rheumatoid Arthritis (JRA): Symptoms and Complications

  • in Kawasaki disease

  • What Is Kawasaki Disease?Sidebar

  • in kidney failure

  • Acute Kidney Failure: Symptoms

  • in leprosy

  • Leprosy: Symptoms

  • in lichen planus

  • Lichen Planus

  • in Lyme disease

  • Lyme Disease: Symptoms

  • in measles

  • Measles: Symptoms and Diagnosis

  • in meningitis

  • Acute Bacterial Meningitis: Symptoms

  • in mite infestations

  • Tick and Mite Bites

  • in newborn

  • First Few Days: Skin

  • on palms and soles (keratoderma blennorrhagicum)

  • Reiter's Syndrome: Symptoms

  • in pellagra

  • Niacin: Symptoms

  • during pregnancy

  • Skin Rashes During PregnancySidebar

  • in prickly heat

  • Prickly Heat

  • in rheumatic fever

  • Rheumatic Fever: Skin

  • in Rocky Mountain spotted fever

  • Rocky Mountain Spotted Fever: Symptoms

  • in roseola

  • Rashes
    Roseola Infantum

  • in rubella

  • Rubella: Symptoms and Diagnosis

  • in scarlet fever

  • Streptococcal Infections: Symptoms
    Pharyngitis: Symptoms

  • in Stevens-Johnson syndrome

  • Stevens-Johnson Syndrome (SJS) and Toxic Epidermal Necrolysis

  • in syphilis

  • Syphilis: Symptoms

  • in systemic lupus erythematosus

  • Systemic Lupus Erythematosus (SLE): Symptoms

  • in toxic epidermal necrolysis

  • Stevens-Johnson Syndrome (SJS) and Toxic Epidermal Necrolysis

  • in viral infections

  • Some Viral Infections At a GlanceTables

    RAST (radioallergosorbent test)

    Allergic Reactions: Symptoms and Diagnosis

    Rat-bite fever

    Other Bacterial InfectionsTables

    Rattlesnake bite

    Snake Bites

    Raynaud's disease (and phenomenon)

    Pulmonary Hypertension: Symptoms

  • in mixed connective tissue disease

  • Mixed Connective Tissue Disease (MCTD): Symptoms

  • in polymyositis

  • Polymyositis and Dermatomyositis: Symptoms

  • in scleroderma

  • Scleroderma: Symptoms

    Raynaud's syndrome

    Functional Peripheral Arterial Disease: Raynaud's Syndrome

    rarerhrirnrorpru
    Audio
    Figures
    Photographs
    Pronunciations
    Tables
    Videos
    Contact UsSite MapPrivacy PolicyTerms of UseCopyright 1995-2007 Merck & Co., Inc.