Select an Online Manual
THE MERCK MANUAL MEDICAL LIBRARY: The Merck Manual of Medical Information--Home Edition
Tips for better results
ABCDEFGHI
JKLMNOPQR
STUVWXYZ
Sections
Resources
Index
sascseshsisjskslsmsnsospsqstsuswsy
Type in the first few letters of a word to get there faster:
Go

Se

Sea anemone sting

Marine Animal Stings and Bites: Jellyfish

Seafood poisoning

Chemical Food Poisoning: Seafood Poisoning
Cholera

Sealants, in cavity prevention

Cavities: Sealants

Sea sickness

see Motion sickness

Seasonal affective disorder

What Is Seasonal Affective Disorder?Sidebar

Seasonal allergies

Seasonal Allergies
Allergic Conjunctivitis

Sea urchin injury

Marine Animal Stings and Bites: Sea Urchins

Sebaceous cyst

Tumors

Sebaceous glands

Getting Under the SkinFigures
Structure and Function: Dermis
Acne

  • disorders of

  • Acne
    Comparing Mild Acne and Severe AcneFigures

    Seborrheic dermatitis

    Dermatitis: Seborrheic Dermatitis
    Blepharitis: Treatment

  • in infants and young children

  • Rashes

    Seborrheic keratoses

    Seborrheic Keratoses

    Sebum

    Acne

    Secobarbital, in elderly persons

    Some Drugs Particularly Likely to Cause Problems in Older PeopleTables

    Second opinion

    Getting a Second Opinion
    How to Get a Second OpinionSidebar

    Second opinion, for surgery

    Surgery: Second Opinion

    Secretin test

    Zollinger-Ellison Syndrome: An Acid-Stimulating CancerSidebar

    Sedatives

  • abuse of

  • Antianxiety and Sedative Drugs
    Classifying the Abuse Potential of Prescription DrugsSidebar

  • in elderly persons

  • Some Drugs Particularly Likely to Cause Problems in Older PeopleTables

  • in mechanical ventilation

  • Mechanical Ventilation: Complications

  • urinary incontinence with

  • Drugs That May Cause or Worsen Urinary IncontinenceTables

    Seeing

    see Eye(s); Vision

    Seizures

    Seizure Disorders
    Drugs Used to Treat SeizuresTables

  • brain activity during

  • Brain Activity During a SeizureFigures

  • causes of

  • Seizure Disorders: Causes
    Causes of SeizuresTables

  • in children

  • Seizures in Children
    Some Causes of Seizures in Newborns and InfantsTables
    Using Drugs to Treat Seizures in ChildrenSidebar

  • coma with

  • Some Causes of Stupor and Coma Tables

  • electroencephalography (EEG) in

  • Procedures: Electroencephalography
    Brain Activity During a SeizureFigures

  • vs. fainting

  • Fainting: Diagnosis

  • with fever (febrile)

  • Seizures in Children: Febrile Seizures

  • pregnancy and

  • Seizure Disorders During Pregnancy

  • in roseola infantum

  • Roseola Infantum

  • salaam (infantile spasms)

  • Seizures in Children: Infantile Spasms

    Selective antibody deficiency

    Selective Immunoglobulin Deficiency

    Selective estrogen receptor modulators

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

    Selective serotonin reuptake inhibitors

    Depression: Drug Therapy
    Drugs Used to Treat DepressionTables

  • in autism

  • Autism Spectrum Disorders: Prognosis and Treatment

  • in children

  • Depression in Children: Treatment

    Selegiline

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

    Selenium

    MineralsTables
    Selenium

  • cancer risk and

  • Diet and Cancer: Selenium

  • deficiency of

  • Selenium: Selenium Deficiency

  • excess of

  • Selenium: Selenium Excess

    Selenium sulfide

    Tinea Versicolor: Treatment

    Self-concept

    Social and Emotional Development

    Self-neglect

    When People Neglect ThemselvesSidebar

    Self-tanning lotion

    Are Tans Healthy?Sidebar

    Sella turcica

    Pituitary Gland Disorders

  • enlargement of (empty sella syndrome)

  • Empty Sella Syndrome

    Semen

    Structure

  • analysis of

  • Problems With Sperm: Diagnosis

  • ejaculation of

  • see Ejaculation

    Semicircular canals

    A Look Inside the EarFigures
    Ears: Inner Ear

  • in benign paroxysmal positional vertigo

  • Benign Paroxysmal Positional Vertigo (Benign Positional Vertigo)
    The Epley Maneuver: A Simple Cure for a Common Cause of VertigoFigures

    Seminal vesicles

    Male Reproductive OrgansFigures
    Structure

    Senecio leaves

    Veno-occlusive Disease of the Liver: Causes

    Senescence

    see also Aging

    Senile chorea

    Chorea, Athetosis, and Hemiballismus

    Senile tremor

    Tremor: Essential Tremor

    Senna

    Symptoms: Laxatives
    Drugs Used to Prevent or Treat ConstipationTables

    Sensate focus exercises

    Sexual Arousal Disorders: Treatment

  • in erectile dysfunction

  • Erectile Dysfunction (ED): Psychologic Therapy

    Sensation

  • dizziness

  • Symptoms: Light-Headedness and Fainting
    Dizziness and Vertigo
    Classifying DizzinessTables

  • fainting

  • Symptoms: Light-Headedness and Fainting

  • hearing

  • see Hearing

  • lightheadedness

  • Symptoms: Light-Headedness and Fainting

  • pain

  • see Pain

  • sight

  • see Vision

  • smell

  • see Smell

  • taste

  • see Taste

  • throat sticking

  • Symptoms: Globus Sensation

  • touch, testing of

  • Physical Examination: Motor and Sensory Nerves

  • whirling

  • see Vertigo

    Sensitivity

  • to allergens

  • see Allergy and allergic reactions

  • of test

  • Medical Testing Decisions: Performing Tests and Interpreting Results

    Sensory nerves

    Nerves: Cranial and Spinal Nerves

  • hereditary neuropathies of

  • Hereditary Neuropathies

  • testing of

  • Physical Examination: Motor and Sensory Nerves

    Sentinel lymph node, in breast cancer

    What Is a Sentinel Lymph Node?Figures
    Breast Cancer: Surgery

    Separation anxiety

    Separation Anxiety
    Social and Emotional Development
    Anxiety Disorders in Children: Separation Anxiety Disorder

    Sepsis

    Sepsis and Septic Shock

  • heart infection (endocarditis) and

  • Infective Endocarditis: Causes

  • in newborn

  • Sepsis in the Newborn
    Some Infections of NewbornsTables

    Septic arthritis

    Infectious Arthritis

  • of temporomandibular joint

  • Temporomandibular Disorders : Arthritis
    Temporomandibular Disorders : Diagnosis
    Temporomandibular Disorders : Arthritis

    Septic shock

    Shock: Symptoms and Diagnosis
    Sepsis and Septic Shock

    Septostomy

    Heart Defects: Treatment

    Septum

  • cardiac, hole in

  • Heart Defects: Atrial and Ventricular Septal Defects
    Septal Defect: A Hole in the Heart's WallFigures

  • nasal

  • Nose and Sinuses

  • deviated

  • Deviated Septum

  • perforation of

  • Perforations of the Septum

    Sequoiosis

    What Causes Hypersensitivity Pneumonitis? Tables

    Serafinib

    Chemotherapy DrugsTables

    Serotonin

  • receptors for

  • Targets in The Body: Cell ReceptorsTables

    Serotonin modulators

    Drugs Used to Treat DepressionTables

    Serotonin-norepinephrine reuptake inhibitors

    Drugs Used to Treat DepressionTables

    Serratia infection

    Klebsiella, Enterobacter, and Serratia Infections

    Serum sickness

    Snake Bites: Treatment
    What Is Serum Sickness?Sidebar

    Sesamoid bones, fracture of

    Foot FracturesFigures
    Foot and Ankle Fractures: Sesamoid Fractures

    Sesamoiditis

    Pain in the Ball of the Foot (Metatarsalgia): Sesamoiditis

    Severe acute respiratory syndrome

    Severe Acute Respiratory Syndrome (SARS)

    Severe combined immunodeficiency

    Severe Combined Immunodeficiency

    Sever's disease

    Sever's Disease

    Sex chromosomes

    see also X chromosome; Y chromosome
    Chromosomes and Genes: Chromosomes
    Chromosomal and Genetic Abnormalities

  • abnormalities of

  • Fragile X Syndrome

    Sex drive (libido)

  • female

  • Sexual Dysfunction in Women
    What Affects Sexual Dysfunction in WomenTables
    Low Sexual Desire Disorder
    Spotlight on AgingSidebar

  • male

  • Sexual Dysfunction in Men: Normal Sexual Function
    Decreased Libido

  • in erectile dysfunction

  • Erectile Dysfunction (ED): Symptoms

    Sex hormones

    see Estrogens; Testosterone

    Sex organs

    see Reproductive system

    Sex reassignment surgery

    Gender Identity: Treatment

    Sexual abuse

    Gonorrhea: Symptoms
    Domestic Violence
    Rape

  • of children

  • Child Neglect and Abuse: Sexual Abuse
    Child Neglect and Abuse: Sexual Abuse
    Child Neglect and Abuse: Sexual Abuse

    Sexual activity

    see also Sexuality

  • with age

  • Spotlight on AgingSidebar

  • bisexual

  • Sexuality: Homosexuality

  • with different partners

  • Sexuality: Frequent Sexual Activity With Different Partners

  • extramarital

  • Sexuality: Extramarital Sex

  • heart disease and

  • Sexual Activity and Heart DiseaseSidebar

  • HIV transmission with

  • Human Immunodeficiency Virus HIV Infection: Transmission of Infection
    What Is the Risk of HIV Transmission During Sexual Activities?Tables

  • homosexual

  • Sexuality: Homosexuality

  • in paraphilias

  • Paraphilias

  • during pregnancy

  • Self-Care: Sexual Intercourse

    Sexual arousal disorder

    Sexual Arousal Disorders

    Sexual development

    Physical and Sexual Development
    Milestones in Sexual DevelopmentFigures

  • delay of

  • Delayed Puberty

  • early

  • When Puberty Starts Too EarlySidebar

    Sexuality

    see Sexual activity

  • in adolescents

  • Development of Sexuality

  • aging and

  • IntimacySidebar

  • development of

  • Physical and Sexual Development
    Milestones in Sexual DevelopmentFigures
    Development of Sexuality

  • disorders of

  • Sexuality

  • female

  • Sexual Dysfunction in Women
    What Affects Sexual Dysfunction in WomenTables
    Spotlight on AgingSidebar

  • disorders of

  • Dyspareunia

  • in male

  • Function
    Sexual Dysfunction in Men: Normal Sexual Function

  • disorders of

  • Sexual Dysfunction in Men
    Psychologic Causes of Sexual DysfunctionSidebar

  • heart disease and

  • Sexual Activity and Heart DiseaseSidebar

    Sexually transmitted diseases

    see also HIV infection
    Urethritis: Causes
    Sexually Transmitted Diseases
    Types of Sexually Transmitted DiseasesTables

  • prevention of

  • Selected Strategies for Preventing Some Major Health ProblemsTables
    How to Use a CondomSidebar

  • proctitis and

  • Proctitis

  • reactive arthritis and

  • Chlamydial and Other Infections: Complications

  • reactive arthritis (Reiter's syndrome) with

  • Other Types of Inflammatory Arthritis: Reactive Arthritis

  • screening for

  • Gynecologic Evaluation: Screening for Sexually Transmitted Diseases

  • in traveler

  • Problems at the Destination: Sexually Transmitted Infections

    Sézary syndrome

    Chronic Lymphocytic Leukemia (CLL)
    Unusual Non-Hodgkin LymphomasSidebar

    sascseshsisjskslsmsnsospsqstsuswsy
    Audio
    Figures
    Photographs
    Pronunciations
    Tables
    Videos