Search
SectionsIndexSymptoms
  • Cardiovascular Disorders
  • Clinical Pharmacology
  • Critical Care Medicine
  • Dental Disorders
  • Dermatologic Disorders
  • Ear, Nose, and Throat Disorders
  • Endocrine and Metabolic Disorders
  • Eye Disorders
  • Gastrointestinal Disorders
  • Genitourinary Disorders
  • Geriatrics
  • Gynecology and Obstetrics
  • Hematology and Oncology
  • Hepatic and Biliary Disorders
  • Immunology; Allergic Disorders
  • Infectious Diseases
  • Injuries; Poisoning
  • Musculoskeletal and Connective Tissue Disorders
  • Neurologic Disorders
  • Nutritional Disorders
  • Pediatrics
  • Psychiatric Disorders
  • Pulmonary Disorders
  • Special Subjects
ABCDEFGHI
JKLMNOPQR
STUVWXYZ
  • Abdominal Pain, Acute
  • Abdominal pain, Chronic
  • Alopecia
  • Amenorrhea
  • Amnesia
  • Anosmia
  • Bleeding, Excessive
  • Breast Lumps
  • Chest Pain
  • Constipation in Adults
  • Constipation in Children
  • Cough in Adults
  • Cough in Children
  • Crying
  • Diarrhea in Adults
  • Diarrhea in Children
  • Diplopia
  • Dizziness
  • Dry Mouth
  • Dysmenorrhea
  • Dyspepsia
  • Dysphagia
  • Dyspnea
  • Dysuria
  • Earache
  • Ear Discharge
  • Edema
  • Edema During Late Pregnancy
  • Epistaxis
  • Erectile dysfunction
  • Eyelid Swelling
  • Eye Pain
  • Fever
  • Fever, Acute, in Adults
  • Fever, Chronic (FUO)
  • Fever in Infants and Children
  • Floaters
  • Gas
  • Gastrointestinal Bleeding
  • Halitosis
  • Headache
  • Hearing Loss
  • Hearing Loss: Sudden Deafness
  • Hematospermia
  • Hematuria
  • Hemoptysis
  • Hiccups
  • Hirsutism
  • Insomnia and Excessive Daytime Sleepiness
  • Itching
  • Itching, Anal
  • Jaundice in Adults
  • Jaundice in Neonates
  • Joint Pain, Monarticular
  • Joint Pain, Polyarticular
  • Knee pain
  • Lump in Throat
  • Nasal Congestion and Rhinorrhea
  • Nausea and Vomiting During Early pPregnancy
  • Nausea and Vomiting in Adults
  • Nausea and Vomiting in Infants and Children
  • Neck and Back Pain
  • Neck Mass
  • Nipple Discharge
  • Orthostatis Hypotension
  • Pain
  • Pain, Chronic
  • Palpitations
  • Pelvic Pain
  • Pelvic Pain During Early Pregnancy
  • Polyuria
  • Priapism
  • Red Eye
  • Scrotal Pain
  • Sore Throat
  • Stomatitis
  • Stridor
  • Syncope
  • Tearing
  • Tinnitus
  • Toothache
  • Tremor
  • Urinary Frequency
  • Urinary Incontinence in Adults
  • Urinary Incontinence in Children
  • Urinary Retention
  • Urticaria
  • Vaginal Bleeding
  • Vaginal Bleeding During Early Pregnancy
  • Vaginal Bleeding During Late Pregnancy
  • Vaginal Itching and Discharge
  • Vision, Blurred
  • Vision Loss, Acute
  • Weakness, Generalized
  • Wheezing
Resources
  • About The Merck Manual
  • Ready Reference Guides
  • Trade Names of Some Commonly Used Drugs
  • Normal Laboratory Values
  • Clinical Calculators
  • Multimedia
  • Selected Links
Index
mamcmemimompmrmsmumy
Type in the first few letters of a word to get there faster:
Go

Me

Mean arterial pressure

  • post-resuscitation

  • Cardiopulmonary Resuscitation (CPR) in Adults: BP support

  • shock and

  • Intravenous Fluid Resuscitation: End Point and Monitoring
    Intravenous Fluid Resuscitation: Traumatic hemorrhagic shock

    Mean corpuscular hemoglobin (MCH)

    Evaluation of Anemia: Testing

    Mean corpuscular hemoglobin content (MCHC)

    Evaluation of Anemia: Testing

    Mean corpuscular volume (MCV)

    Evaluation of Anemia: Testing

  • in perinatal anemia

  • Perinatal Hematologic Disorders: Testing

    Measles (rubeola)

    see also Rubella
    Some Exanthematous VirusesTables
    Other Viruses

  • atypical

  • Other Viruses: Complications

  • rickettsial disease vs

  • Rickettsiae and Related Organisms: Differentiating rickettsial from other infections

  • rubella vs

  • Rubella: Diagnosis

  • subacute sclerosing panencephalitis after

  • Subacute Sclerosing Panencephalitis (SSPE)

  • vaccine against

  • Vaccines Available in the USTables
    Common Vaccinations for AdultsTables
    Routine Vaccinations: Measles, Mumps, and Rubella
    Other Viruses: Prevention
    Recommended Immunization Schedule for Ages 0–6 yrTables
    Recommended Immunization Schedule for Ages 7–18 yrTables
    Catch-up Immunization Schedule for Ages 4 mo–18 yrTables

    Measles-mumps-rubella vaccine

    Vaccines Available in the USTables
    Common Vaccinations for AdultsTables
    Routine Vaccinations: Measles, Mumps, and Rubella

  • in Kawasaki disease

  • Kawasaki Disease (KD): Treatment

  • in pediatric HIV infection

  • Human Immunodeficiency Virus (HIV) Infection in Infants and Children: Vaccination
    Considerations for Use of Live Vaccines in Children With HIV InfectionTables

  • schedule for

  • Recommended Immunization Schedule for Ages 0–6 yrTables
    Recommended Immunization Schedule for Ages 7–18 yrTables
    Catch-up Immunization Schedule for Ages 4 mo–18 yrTables

    Measles-mumps-rubella-varicella vaccine

    Vaccines Available in the USTables
    Routine Vaccinations: Measles, Mumps, and Rubella

    Measurement

  • units of

  • Ready Reference Guides

    Meat handler's wart

    Wart VariantsTables

    mecA gene

    Susceptibility Testing: Nucleic acid–based methods

    Mechanical ventilation

    see Ventilation

    Mechlorethamine

    Commonly Used Antineoplastic DrugsTables

    Meckel diverticulum

    Nuclear Scans
    Meckel's Diverticulum

    Meckel-Gruber syndrome

    Major Groups of Cystic NephropathiesTables

    Meckel scan

    Nuclear Scans

    Meclizine

    Some Drugs for VomitingTables

  • in motion sickness

  • Motion Sickness: Antihistamines

  • in pregnancy

  • Some Drugs With Adverse Effects During PregnancyTables

  • in vertigo

  • Dizziness and Vertigo: Treatment

    Meclofenamate

    NSAID Treatment of Rheumatoid ArthritisTables
    Nonopioid AnalgesicsTables

    Meclofenamic acid

    Nonopioid AnalgesicsTables

    Meclopramide

  • in vomiting

  • Some Drugs for VomitingTables

    Meconium

  • passage of

  • Approach to the Care of Normal Infants and Children: Routine Care and Observation

  • suctioning of

  • Meconium Aspiration Syndrome: Treatment

    Meconium aspiration syndrome

    Small-for-Gestational-Age (SGA) Infant: Complications
    Meconium Aspiration Syndrome

    Meconium ileus

    Meconium Ileus
    Cystic Fibrosis (CF): GI

    Meconium plug syndrome

    Meconium Ileus: Meconium Plug Syndrome

    Medial calcific sclerosis

    Nonatheromatous Arteriosclerosis

    Medial collateral ligament injury

    Knee Sprains and Meniscal Injuries
    Ligaments of the knee.Figures

    Medial epicondylitis

    Medial Epicondylitis

    Median nerve compression

    Carpal Tunnel Syndrome
    Neutral wrist splint.Figures
    Peripheral Neuropathy: Symptoms and Signs

    Median rhomboid glossitis

    Some Disorders of the Oral Region by Predominant Site of InvolvementTables

    Mediastinitis

    Mediastinitis

  • fibrosing

  • Histoplasmosis: Symptoms and Signs

    Mediastinoscopy

    Mediastinoscopy and Mediastinotomy
    Lung Carcinoma: Procedures

    Mediastinotomy

    Mediastinoscopy and Mediastinotomy

    Mediastinum

  • air in

  • Pneumomediastinum
    Pulpitis: Treatment

  • in infant

  • Pulmonary Air-Leak Syndromes: Pneumomediastinum

  • biopsy of

  • Mediastinal and Pleural Disorders: Diagnosis

  • carcinoma of

  • Metastatic Carcinoma of Unknown Primary Origin

  • Chamberlain procedure on

  • Hodgkin Lymphoma: Diagnosis

  • inflammation of

  • Mediastinitis

  • masses of

  • Mediastinal and Pleural Disorders
    Some causes of mediastinal masses in adults.Figures

  • in children

  • Mediastinal and Pleural Disorders: ChildrenTables

    Medicaid

    Medicaid

    Medical insurance

  • private insurance

  • Financial Issues in Health Care: Private insurance
    Private Insurance for the Elderly

    Medical malpractice

    Medical Malpractice

    Medicare

    Medicare
    Funding Sources by Type of CareTables

  • Part A

  • Medicare: Part A

  • Part B

  • Medicare: Part B

  • Part C

  • Medicare: Part C (Medicare Advantage Plans)

  • Part D

  • Medicare: Part D
    Medicare Part D drug costs in 2010.Figures

    Medicare Advantage Plans

    Medicare: Part C (Medicare Advantage Plans)

    Medicolegal issues

    Medicolegal Issues

    Medigap

    Private Insurance for the Elderly: Medigap

    Meditation

    Types of Alternative MedicineTables
    Mind-Body Medicine: Meditation

    Mediterranean anemia

    Thalassemias

    Mediterranean fever

    Brucellosis

  • familial

  • Familial Mediterranean Fever

    Mediterranean spotted fever

    Diseases Caused by Rickettsia, Orientia, Ehrlichia, Anaplasma, and Coxiella Spp Tables
    Other Spotted Fever Rickettsioses

    Medium-chain 3-ketoacyl-CoA thiolase deficiency

    Disorders of Fatty Acid, Very Long-Chain Fatty Acid, and Glycerol MetabolismTables

    Medium-chain acyl-CoA dehydrogenase deficiency

    Disorders of Fatty Acid, Very Long-Chain Fatty Acid, and Glycerol MetabolismTables

    Medium-chain acyl dehydrogenase deficiency

    Fatty Acid and Glycerol Metabolism Disorders: Medium-chain acyl dehydrogenase deficiency (MCADD)

    Medoidioplasty

    Gender Identity Disorder and Transsexualism: Female-to-male transsexualism

    Medroxyprogesterone

  • for contraception

  • Comparison of Common Contraceptive MethodsTables
    Contraception: Progestin Injections

  • in dysfunctional uterine bleeding

  • Dysfunctional Uterine Bleeding (DUB): Bleeding

  • in endometriosis

  • Drugs Used to Treat EndometriosisTables

  • in hot flushes

  • Menopause: Hormone therapy

  • in pedophilia

  • Paraphilias: Treatment

  • in protein-energy undernutrition

  • Protein-Energy Undernutrition: Adults

  • in uterine fibroids

  • Uterine Fibroids: Drugs

    Medullary cystic disease

    Major Groups of Cystic NephropathiesTables
    Nephronophthisis and Medullary Cystic Kidney Disease Complex

    Medullary sponge kidney

    Medullary Sponge Kidney

    Medulloblastoma

    Common Localizing Manifestations of Brain Tumors Tables
    Gliomas

  • in children

  • Brain Tumors in Children: Medulloblastoma

    MedWatch

    Adverse Drug Reactions: Diagnosis

    Mees' lines

    Nail Deformities: Discoloration

    Mefloquine

    Treatment of MalariaTables
    Prevention of MalariaTables
    Adverse Reactions and Contraindications of Antimalarial DrugsTables
    Malaria: Treatment of the acute attack

    Megacolon

  • congenital

  • Hirschsprung Disease

  • toxic

  • Ulcerative Colitis: Pathophysiology
    Ulcerative Colitis: Fulminant colitis
    Hirschsprung Disease: Hirschsprung Enterocolitis

    Megacystis-microcolon, intestinal hypoperistalsis syndrome

    Bladder Anomalies: Megacystis syndrome

    Megacystis syndrome

    Bladder Anomalies: Megacystis syndrome

    Megaesophagus

    Motility Disorders: Achalasia

  • Chagas

  • Chagas Disease: Chronic

    Megaloblastic anemia

    see also Anemia, megaloblastic
    Megaloblastic Macrocytic Anemias

  • oral lesions in

  • Oral Findings in Systemic DisordersTables

  • vitamin B12 deficiency and

  • Sources, Functions, and Effects of Vitamins Tables
    Vitamin B12: Symptoms and Signs
    Characteristics of Common Anemias Tables
    Megaloblastic Macrocytic Anemias: Etiology

    Megestrol acetate

  • in cancer chemotherapy

  • Commonly Used Antineoplastic DrugsTables

  • in hot flushes

  • Menopause: Hormone therapy

  • in protein-energy undernutrition

  • Protein-Energy Undernutrition: Adults

  • in uterine fibroids

  • Uterine Fibroids: Drugs

    Meglumine antimonate

    Leishmaniasis: Cutaneous leishmaniasis

    Meibomian glands

  • dysfunction of

  • Eyelid and Lacrimal Disorders: Chronic

  • infection of

  • Chalazion and Hordeolum (Stye)

  • occlusion of

  • Chalazion and Hordeolum (Stye)

    Meige disease

    Lymphedema: Primary lymphedemas

    Meige syndrome

    Dystonias: Segmental dystonias

    Meigs' syndrome

    Causes of Pleural Effusion Tables
    Ovarian Cancer: Diagnosis

    Meiosis

    General Principles of Medical Genetics: Structure

    Melancholy

    Depressive Disorders: Major depression (unipolar disorder)

    Melanin-concentrating hormone

    Pathways Regulating Food IntakeSidebars

    Melanocyte-stimulating hormone (MSH)

    Pathways Regulating Food IntakeSidebars
    Principles of Endocrinology: Other hormones
    Physiology of Pregnancy: Endocrine

    Melanoma

    Oral Findings in Systemic DisordersTables
    Nail Deformities: Melanonychia striata
    Melanoma
    5–Yr Survival* for Malignant Melanoma Relative to Thickness and UlcerationTables

  • atypical nevi and

  • Moles: Diagnosis

  • choroid

  • Cancers Affecting the Retina: Choroidal melanoma

  • vulvar

  • Vulvar Cancer: Pathology

    Melanonychia striata

    Nail Deformities: Melanonychia striata

    Melanoptysis

    Coal Workers' Pneumoconiosis: Symptoms and Signs

    Melanosis coli

    Constipation: Types of laxatives

    Melarsoprol

    African Trypanosomiasis: With CNS involvement

    MELAS (mitochondrial encephalopathy, lactic acidosis, and strokelike episodes)

    Migraine: Diagnosis
    Mitochondrial Oxidative Phosphorylation Disorders: Mitochondrial encephalomyopathy, lactic acidosis, and strokelike episodes (MELAS)
    Mitochondrial DisordersTables

    Melasma

    Hyperpigmentation: Melasma (chloasma)
    Physiology of Pregnancy: Dermatologic

  • oral contraceptives and

  • Contraception: Adverse effects

    Melatonin

    Melatonin

  • aging-related changes in

  • Endocrine Disorders: Aging and Endocrinology

  • in jet lag

  • Air Travel: Circadian dysrhythmia (jet lag)

  • in sleep disorders

  • Approach to the Patient With a Sleep or Wakefulness Disorder: Other sedatives

    Melena

    GI Bleeding

    Melioidosis

    Melioidosis

    Melnick-Fraser syndrome

    Major Groups of Cystic NephropathiesTables

    Meloxicam

    NSAID Treatment of Rheumatoid ArthritisTables

    Melphalan

    Multiple Myeloma: Treatment of malignant cells
    Commonly Used Antineoplastic DrugsTables

    Memantine

    Drugs Used to Treat Alzheimer Disease and Sometimes Other Forms of DementiaTables
    Examples of Disorders Associated With Defects in NeurotransmissionTables
    Drugs for Neuropathic PainTables
    Dementia: Drugs
    Alzheimer Disease: Treatment
    Drugs for Alzheimer DiseaseTables

    Membrane(s)

  • epiretinal

  • Epiretinal Membrane

    Membrane attack complex (C5-C9) deficiency

    Primary Immunodeficiency Disorders Tables
    Characteristic Clinical Findings in Some Primary Immunodeficiency DisordersTables

    Membrane-stabilizing drugs

  • in arrhythmias

  • Antiarrhythmic Drugs (Vaughan Williams Classification) Tables
    Arrhythmias and Conduction Disorders: Class I

    Membranoproliferative glomerulonephritis

    Electron microscopic features in immunologic glomerular disorders.Figures
    Membranoproliferative Glomerulonephritis
    Serum Complement Profiles in Membranoproliferative GlomerulonephritisTables

    Membranous nephropathy

    Membranous Nephropathy
    Electron microscopic features in immunologic glomerular disorders.Figures

    Memory

  • age-associated impairment of

  • Amnesias: Etiology
    Dementia: Diagnosis

  • disorders of

  • see also Amnesia
    Amnesias

  • evaluation of

  • Examination of Mental StatusSidebars

  • loss of

  • Memory Loss
    Characteristics of Common Causes of Memory LossTables

  • in dementia

  • see Dementia

  • drugs for

  • Drugs Used to Treat Alzheimer Disease and Sometimes Other Forms of DementiaTables

  • physical disorders and

  • Selected Mental Symptoms Due to Physical DisordersTables

    Menadione

    see also Vitamin K
    Vitamin K: Vitamin K Toxicity

    Menaquinones

    Vitamin K

    Menarche

    Female Reproductive Endocrinology: Puberty
    Physical Growth and Sexual Maturation of Adolescents: Sexual Maturation

    Mendelian disorders

    see Genetic disorders

    Ménétrier's disease

    Gastritis: Ménétrier's disease

    Meniere disease

    Meniere Disease

    Meniere's disease

    Some Causes of TinnitusTables
    Some Causes of Dizziness and VertigoTables
    Cranial NervesTables

    Meningioma

    Common Localizing Manifestations of Brain Tumors Tables
    Meningiomas
    Symptoms of Meningiomas by SiteTables

  • orbital

  • Some Causes of ProptosisTables

  • orbital extension of

  • Tumors of the Orbit: Adults

    Meningitis

    Meningitis

  • Angiostrongylus

  • Angiostrongyliasis

  • aseptic

  • Syndromes Caused by EnterovirusesTables
    Enteroviruses: Aseptic meningitis
    Meningitis

  • bacterial

  • Cerebrospinal Fluid Abnormalities in Various DisordersTables
    Acute Bacterial Meningitis
    Acute Bacterial Meningitis: AgeTables
    Acute Bacterial Meningitis: RouteTables

  • antibiotics for

  • Acute Bacterial Meningitis: AntibioticsTables
    Acute Bacterial Meningitis: AntibioticsTables
    Acute Bacterial Meningitis: AntibioticsTables

  • CSF findings in

  • CSF Findings in MeningitisTables

  • listerial

  • Listeriosis: Symptoms and Signs

  • meningococcal

  • Meningococcal Diseases
    Neurologic Diagnostic Procedures: Lumbar puncture (spinal tap)

  • in neonate

  • Neonatal Bacterial Meningitis

  • pneumococcal

  • Pneumococcal Infections: Diseases Caused by Pneumococci

  • recurrent

  • Recurrent Meningitis

  • streptococcal

  • Neonatal Bacterial Meningitis: Symptoms and Signs
    Neonatal Bacterial Meningitis: Organism-specific antibiotic therapy

  • cerebrospinal fluid findings in

  • CSF Findings in MeningitisTables
    Acute Bacterial Meningitis: Lumbar puncture

  • chemical

  • Subarachnoid Hemorrhage (SAH): Pathophysiology

  • chronic

  • Subacute and Chronic Meningitis
    Subacute and Chronic MeningitisTables

  • crytococcal

  • Cryptococcosis: CNS
    Cryptococcosis: Patients without AIDS

  • in elderly

  • Unusual Presentations of Illness in the Elderly

  • fungal

  • CSF Findings in MeningitisTables
    Subacute and Chronic MeningitisTables
    Subacute and Chronic Meningitis: Fungal meningitis that develops after epidural methylprednisolone injection

  • herpes simplex virus

  • Herpes Simplex Virus (HSV) Infections: CNS infection

  • HIV infection and

  • Common Manifestations of HIV Infection by Organ SystemTables

  • lumbar puncture in

  • Meningitis: Diagnosis
    CSF Findings in MeningitisTables
    Acute Bacterial Meningitis: Lumbar puncture

  • Lyme

  • Guidelines for Antibiotic Treatment Lyme Disease in Adults*Tables

  • meningococcal, immunization for

  • Vaccines for International Travel*,† Tables

  • mumps

  • Mumps: Complications

  • noninfectious

  • Noninfectious Meningitis
    Noninfectious Meningitis Tables

  • in premature infant

  • Premature Infant: Infection

  • recurrent

  • Recurrent Meningitis

  • subacute

  • Subacute and Chronic Meningitis
    Subacute and Chronic MeningitisTables

  • syphilitic

  • Cerebrospinal Fluid Abnormalities in Various DisordersTables

  • tuberculous

  • Tuberculosis (TB): TB meningitis
    CSF Findings in MeningitisTables
    Subacute and Chronic Meningitis: Tuberculous meningitis

  • viral

  • CSF Findings in MeningitisTables
    Viral Meningitis
    Viral Meningitis: CausesTables

    Meningocele

    Spina Bifida

    Meningococcal infection

    Neisseriaceae
    Meningococcal Diseases
    Neurologic Diagnostic Procedures: Lumbar puncture (spinal tap)

  • rickettsial infection vs

  • Rickettsiae and Related Organisms: Differentiating rickettsial from other infections

  • rifampin prophylaxis in

  • Usual Doses of Commonly Prescribed AntibioticsTables

  • vaccine against

  • Vaccines Available in the USTables
    Common Vaccinations for AdultsTables
    Meningococcal Diseases: Vaccination
    Acute Bacterial Meningitis: Vaccination
    Recommended Immunization Schedule for Ages 0–6 yrTables
    Recommended Immunization Schedule for Ages 7–18 yrTables
    Catch-up Immunization Schedule for Ages 4 mo–18 yrTables

    Meningoencephalitis

    see also Encephalitis
    see also Meningitis

  • amebic

  • Free-Living Amebas: Primary Amebic Meningoencephalitis
    Neurologic Diagnostic Procedures: Lumbar puncture (spinal tap)

  • syphilitic

  • Syphilis: Late or tertiary syphilis

    Meningomyelocele

    Spina Bifida
    Spina Bifida: Treatment

    Meniscus

    Ligaments of the knee.Figures

  • injury to

  • Knee Sprains and Meniscal Injuries

    Menkes syndrome

    Trace MineralsTables
    Copper Deficiency and Toxicity: Inherited Copper Deficiency

    Menopause

    Menopause

  • black cohosh and

  • Black Cohosh: Claims

  • premature

  • Premature Ovarian Insufficiency or Failure
    Common Causes of Premature Ovarian Insufficiency and FailureTables
    Menopause

  • vaginal bleeding after

  • Vaginal Bleeding

  • vaginitis after

  • Overview of Vaginitis: Postmenopausal women

    Menorrhagia

    Vaginal Bleeding
    Dysfunctional Uterine Bleeding (DUB): Symptoms and Signs

    Menstruation

    Female Reproductive Endocrinology: Menstrual Cycle
    The idealized cyclic changes in pituitary gonadotropins, estradiol (E2), progesterone (P), and uterine endometrium during the normal menstrual cycle. Figures

  • abnormalities of

  • Vaginal Bleeding
    Menstrual Abnormalities

  • absence of (amenorrhea)

  • Amenorrhea
    Some Causes of Anovulatory AmenorrheaTables
    Some Causes of Ovulatory AmenorrheaTables
    Findings Suggesting Possible Causes of AmenorrheaTables
    Evaluation of primary amenorrhea.Figures
    Evaluation of secondary amenorrhea.Figures
    Ovulatory Dysfunction: Treatment

  • cessation of

  • see Menopause

  • hematocolpos with

  • Symptoms of Gynecologic Disorders: Etiology
    Amenorrhea: Ovulatory amenorrhea

  • history of

  • Approach to the Gynecologic Patient: History

  • iron loss with

  • Iron Deficiency Anemia: Etiology

  • onset of (menarche)

  • Physical Growth and Sexual Maturation of Adolescents: Sexual Maturation

  • pain with

  • Dysmenorrhea

  • pneumothorax and

  • Pneumothorax: Etiology

  • porphyria and

  • Acute Porphyrias: Prevention

  • premenstrual syndrome and

  • Premenstrual Syndrome (PMS)

  • toxic shock syndrome with

  • Toxic Shock Syndrome (TSS)

    Mental retardation

    Intellectual Disability (ID)
    Tests for Some Causes of Intellectual DisabilityTables

  • chromosomal abnormalities and

  • Some Chromosomal and Genetic Causes of Intellectual Disability*Tables

  • in fetal alcohol syndrome

  • Prenatal Drug Exposure: Alcohol

    Mental status

  • brain tumor and

  • Intracranial and Spinal Tumors: Symptoms and Signs

  • deterioration of

  • see Delirium
    see Dementia

  • examination of

  • see also Neurologic examination
    Routine Psychiatric Assessment: Mental Status Examination
    Approach to the Neurologic Patient: Mental status
    Examination of Mental StatusSidebars
    Evaluation of the Elderly Patient: Mental status

  • in delirium

  • Delirium: Mental status examination

  • in dementia

  • Dementia: Assessment of cognitive function

  • hospitalization and

  • Hospital Care and the Elderly: Mental Status Changes

  • postoperative

  • Postoperative Care: Mental status

    Mental symptoms

    Approach to the Patient With Mental Symptoms

    Meperidine

    Opioid Analgesics Tables
    Equianalgesic Doses of Opioid Analgesics*Tables

  • in elderly

  • Effect of Aging on Drug Metabolism* and EliminationTables
    Drug-Disease Interactions in the ElderlyTables
    High-Risk Drugs in the Elderly (Based on the Beers Criteria)Tables

  • in labor and delivery

  • Management of Normal Labor: Analgesia

  • poisoning with

  • Symptoms and Treatment of Specific Poisons Tables

    Mepolizumab

    Some Immunotherapeutic Agents in Clinical Use* Tables

    Meprobamate

  • in elderly

  • High-Risk Drugs in the Elderly (Based on the Beers Criteria)Tables

  • poisoning with

  • Symptoms and Treatment of Specific Poisons Tables

    6-Mercaptopurine

  • in cancer therapy

  • Commonly Used Antineoplastic DrugsTables

  • in inflammatory bowel disease

  • Inflammatory Bowel Disease (IBD): Immunomodulating drugs
    Crohn Disease: Moderate to severe disease

  • poisoning with

  • Symptoms and Treatment of Specific Poisons Tables

  • in pregnancy

  • Some Drugs With Adverse Effects During PregnancyTables

    Mercury

  • hyperpigmentation and

  • Hyperpigmentation Effects of Some Drugs and ChemicalsTables

  • nephrotoxicity of

  • Heavy Metal Nephropathy: Other heavy metals

  • poisoning with

  • Guidelines for Chelation TherapyTables
    Symptoms and Treatment of Specific Poisons Tables

    Meropenem

    Usual Doses of Commonly Prescribed AntibioticsTables
    β-Lactams: Other β-Lactams

  • in meningitis

  • Acute Bacterial Meningitis: AntibioticsTables
    Acute Bacterial Meningitis: AntibioticsTables

    MERRF (myoclonic epilepsy with ragged-red fibers)

    Mitochondrial Oxidative Phosphorylation Disorders: Myoclonic epilepsy with ragged-red fibers (MERRF)
    Mitochondrial DisordersTables

    Merthiolate poisoning

    Symptoms and Treatment of Specific Poisons Tables

    Mesalamine

    Inflammatory Bowel Disease (IBD): 5-Aminosalicylic acid (5-ASA, mesalamine)
    Crohn Disease: Mild to moderate disease
    Ulcerative Colitis: Mild left-sided disease

    Mesangiocapillary glomerulonephritis

    Electron microscopic features in immunologic glomerular disorders.Figures
    Membranoproliferative Glomerulonephritis
    Serum Complement Profiles in Membranoproliferative GlomerulonephritisTables

    Mescaline

    Hallucinogens

    Mesenteric artery occlusion

    Acute Mesenteric Ischemia
    Causes of Acute Mesenteric IschemiaTables
    Abdominal Aortic Branch Occlusion

  • in neonate

  • Miscellaneous Surgical Emergencies in Neonates: Mesenteric arterial occlusion

    Mesna

    Protocol for Chemotherapy With Cyclophosphamide and IV MesnaTables

  • cyclophosphamide and

  • Vasculitis: Induction of remission

    Mesomelic dysplasia

    Types of Osteochondrodysplastic DwarfismTables

    Mesoridazine

  • in elderly

  • High-Risk Drugs in the Elderly (Based on the Beers Criteria)Tables

  • poisoning with

  • Symptoms and Treatment of Specific Poisons Tables

    Mesothelioma

    Asbestos-Related Disorders: Mesothelioma
    Cardiac Tumors: Malignant primary tumors
    Cardiac Tumors: Symptoms and Signs

    Metabolic acidosis

    see Acidosis, metabolic

    Metabolic alkalosis

    see Alkalosis, metabolic

    Metabolic equivalents

    Cardiovascular Rehabilitation
    Endurance Exercises and Their Metabolic RequirementTables

    Metabolic syndrome

    Metabolic Syndrome
    Criteria Often Used for Diagnosis of Metabolic Syndrome*Tables
    Hypertension: Diuretics
    Atherosclerosis: Risk Factors

    Metabolism

  • inherited disorders of

  • see also specific disorders
    Inherited Disorders of Metabolism

    Metacarpal fracture

    Fractures: Metacarpal neck fractures (except thumb)

    Metacarpophalangeal joints

  • range of motion of

  • Normal Values for Range of Motion of Joints*Tables

    Metachromatic leukodystrophy

    Lysosomal Storage DisordersTables
    Lysosomal Storage Disorders: Metachromatic Leukodystrophy

    Metaldehyde poisoning

    Symptoms and Treatment of Specific Poisons Tables

    Metal fume fever

    Zinc Deficiency and Toxicity: Zinc Toxicity

    Metals

  • contact dermatitis and

  • Causes of Allergic Contact DermatitisTables

  • hyperpigmentation and

  • Hyperpigmentation: Drug-induced hyperpigmentation
    Hyperpigmentation Effects of Some Drugs and ChemicalsTables

    Metamorphopsia

    Evaluation of the Ophthalmologic Patient: Visual field testing

    Metanephrines

    Pheochromocytoma: Blood tests

    Metaphyseal chondrodysplasia

    Types of Osteochondrodysplastic DwarfismTables

    Metaphyseal dysplasia

    Osteopetroses: Metaphyseal dysplasia (Pyle's disease)

    Metaplasia

  • gastric

  • Gastritis: Metaplasia

  • intestinal

  • Gastritis: Metaplasia

    Metapneumovirus infection

    Community-Acquired Pneumonia in ChildrenTables
    Respiratory Syncytial Virus (RSV) and Human Metapneumovirus Infections

    Metastases

    see also names and sites of specific cancers
    Cellular and Molecular Basis of Cancer: Tumor Growth and Metastasis

  • adrenal

  • Lung Carcinoma: Metastases

  • bone

  • Metastatic Bone Tumors
    Lung Carcinoma: Metastases

  • brain

  • Lung Carcinoma: Metastases

  • cardiac

  • Cardiac Tumors: Metastatic tumors
    Cardiac Tumors: Symptoms and Signs

  • esophageal

  • Esophageal Cancer: Other malignant tumors

  • hepatic

  • Colorectal Cancer: Surgery
    Metastatic Liver Cancer
    Lung Carcinoma: Metastases

  • neutropenia with

  • Neutropenia: Secondary neutropenia

  • orbital

  • Tumors of the Orbit: Adults

  • pain with

  • Clinical Sequelae of Cancer

  • renal

  • Metastatic Renal Cancer

  • resection of

  • Modalities of Cancer Therapy: Resection of metastases

  • spinal cord compression with

  • Clinical Sequelae of Cancer

  • of unknown primary origin

  • Metastatic Carcinoma of Unknown Primary Origin

    Metastasis

  • to choroid

  • Cancers Affecting the Retina: Choroidal metastases

    Metatarsal fracture

    Fractures: Fractures of the 2nd metatarsal bone base with dislocation (Lisfranc's fracture-dislocation)
    Stress Fractures

    Metatarsalgia

    Metatarsalgia

    Metatarsophalangeal joints

  • pain in

  • Metatarsalgia: Metatarsophalangeal Joint Pain

  • range of motion of

  • Normal Values for Range of Motion of Joints*Tables

    Metatarsus adductus

    Hip, Leg, and Foot Abnormalities: Metatarsus adductus

    Metatarsus varus

    Hip, Leg, and Foot Abnormalities: Metatarsus varus

    Metaxalone

    High-Risk Drugs in the Elderly (Based on the Beers Criteria)Tables

    Met-enkephalin

    Neurotransmission: Endorphins and enkephalins

    Metformin

    Characteristics of Oral Antihyperglycemics Tables
    Diabetes Mellitus and Disorders of Carbohydrate Metabolism: Oral antihyperglycemic drugs
    Diabetes Mellitus and Disorders of Carbohydrate Metabolism: Type 2
    Dyslipidemia: Secondary causes

  • in elderly

  • Drug Categories of Concern in the Elderly: Antihyperglycemics

  • folate deficiency and

  • Folate: Etiology

  • in metabolic syndrome

  • Metabolic Syndrome: Treatment

  • nutrient interactions with

  • Potential Vitamin-Drug InteractionsTables

  • in ovulation induction

  • Ovulatory Dysfunction: Treatment

  • poisoning with

  • Symptoms and Treatment of Specific Poisons Tables

  • in polycystic ovary syndrome

  • Polycystic Ovary Syndrome (PCOS): Treatment

  • in pregnancy

  • Some Drugs With Adverse Effects During PregnancyTables

  • vitamin B12 deficiency and

  • Potential Vitamin-Drug InteractionsTables

    Methacholine challenge test

    Airflow, Lung Volumes, and Flow-Volume Loop: Obstructive disorders
    Asthma and Related Disorders: Pulmonary function tests
    Occupational Asthma: Diagnosis

    Methadone

    Opioid Analgesics Tables
    Equianalgesic Doses of Opioid Analgesics*Tables

  • in dying patient

  • Symptom Control in the Dying: Pain

  • poisoning with

  • Symptoms and Treatment of Specific Poisons Tables

  • withdrawal from

  • Opioids: Withdrawal

    Methamphetamines

  • abuse of

  • Amphetamines

  • in elderly

  • Drug-Disease Interactions in the ElderlyTables

  • in narcolepsy

  • Narcolepsy: Treatment

  • overdose of

  • Amphetamines: Toxicity or overdose
    Amphetamines: Toxicity or overdose

  • poisoning with

  • Symptoms and Treatment of Specific Poisons Tables

  • tooth decay and

  • Xerostomia : Drugs

  • withdrawal from

  • Amphetamines: Withdrawal

    Methane

  • intestinal production of

  • Gas-Related Complaints: Excessive flatus

    Methanol

  • antidote for

  • Common Specific AntidotesTables

  • poisoning with

  • Symptoms and Treatment of Specific Poisons Tables

    Methazolamide

    Drugs Used to Treat GlaucomaTables

    Methemoglobin, antidote for

    Common Specific AntidotesTables

    Methemoglobinemia

    Measurement of Gas Exchange: Methemoglobinemia

    Methicillin

  • staphylococcus resistance to

  • Staphylococcal Infections : Antibiotic resistance
    Antibiotic Treatment of Staphylococcal Infections in AdultsTables

    Methicillin-resistant Staphylococcus aureas (MRSA)

    Cellulitis: Etiology

    Methicillin-resistant Staphylococcus aureus (MRSA)

    Staphylococcal Infections : Screening

    Methidathion poisoning

    Symptoms and Treatment of Specific Poisons Tables

    Methimazole

  • in hyperthyroidism

  • Hyperthyroidism: Methimazole and Propylthiouracil

  • in pregnancy

  • Some Drugs With Adverse Effects During PregnancyTables
    Thyroid Disorders in Pregnancy: Graves' disease

    Methiocarb poisoning

    Symptoms and Treatment of Specific Poisons Tables

    Methionine

    Nutrition: General Considerations: ProteinsTables

  • metabolic disorders of

  • Disorders of Amino Acid and Organic Acid MetabolismTables
    Amino Acid and Organic Acid Metabolism Disorders: Disorders of Methionine Metabolism

    Methionine synthase deficiency

    Amino Acid and Organic Acid Metabolism Disorders: Other forms of homocystinuria

    Methionine synthase reductase deficiency

    Amino Acid and Organic Acid Metabolism Disorders: Other forms of homocystinuria

    Methocarbamol, in elderly

    High-Risk Drugs in the Elderly (Based on the Beers Criteria)Tables

    Methohexital

    Airway Establishment and Control: Sedation and analgesia

    Methomyl poisoning

    Symptoms and Treatment of Specific Poisons Tables

    Methotrexate

  • in ankylosing spondylitis

  • Anklyosing Spondylitis: Treatment

  • in asthma

  • Asthma and Related Disorders: Drug therapy

  • in atopic dermatitis

  • Atopic Dermatitis: Other therapies

  • in cancer therapy

  • Commonly Used Antineoplastic DrugsTables

  • during breastfeeding

  • Some Drugs Contraindicated for Breastfeeding MothersTables

  • in ectopic pregnancy

  • Ectopic Pregnancy: Methotrexate

  • folate deficiency and

  • Potential Vitamin-Drug InteractionsTables
    Folate: Etiology

  • in inflammatory bowel disease

  • Inflammatory Bowel Disease (IBD): Immunomodulating drugs
    Crohn Disease: Moderate to severe disease

  • in juvenile idiopathic arthritis

  • Juvenile Idiopathic Arthritis: Treatment

  • in myositis

  • Polymyositis and Dermatomyositis: Treatment

  • poisoning with

  • Common Specific AntidotesTables
    Symptoms and Treatment of Specific Poisons Tables
    Symptoms and Treatment of Specific Poisons Tables

  • in psoriasis

  • Psoriasis: Systemic treatments

  • in relapsing polychondritis

  • Relapsing Polychondritis: Treatment

  • in sarcoidosis

  • Sarcoidosis: Treatment

  • in Takayasu arteritis

  • Takayasu Arteritis: Drugs

  • teratogenicity of

  • Some Drugs With Adverse Effects During PregnancyTables
    Cancer in Pregnancy

    Methotrexate in rheumatoid arthritis

    Other Drugs Used to Treat Rheumatoid ArthritisTables
    Rheumatoid Arthritis (RA): Traditional disease-modifying antirheumatic drugs (DMARDs)

    Methoxychlor poisoning

    Symptoms and Treatment of Specific Poisons Tables

    Methyclothiazide

    Oral Diuretics for HypertensionTables

    2-Methylacyl-CoA racemase deficiency

    Disorders of Fatty Acid, Very Long-Chain Fatty Acid, and Glycerol MetabolismTables

    Methyl alcohol poisoning

    Symptoms and Treatment of Specific Poisons Tables

    2-Methylbutyryl glycinuria

    Disorders of Amino Acid and Organic Acid MetabolismTables

    Methylcellulose

  • in constipation

  • Agents Used to Treat ConstipationTables
    Constipation: Types of laxatives
    Treatment of ConstipationTables

    3-Methylcrotonyl-CoA carboxylase deficiency

    Disorders of Amino Acid and Organic Acid MetabolismTables

    Methyldopa

    Adrenergic Modifiers for HypertensionTables
    Hypertension: Adrenergic modifiers

  • in elderly

  • High-Risk Drugs in the Elderly (Based on the Beers Criteria)Tables

    Methylene blue

    Common Specific AntidotesTables

    Methylenedioxymethamphetamine (MDMA, Ecstasy)

    Amphetamines: Methylenedioxymethamphetamine (Ecstasy, MDMA)

    Methylenetetrahydrofolate reductase deficiency

    Disorders of Amino Acid and Organic Acid MetabolismTables

    Methylergonovine

    Postpartum Hemorrhage: Treatment

    3-Methylglutaconic aciduria

    Disorders of Amino Acid and Organic Acid MetabolismTables

    Methylmalonate/malonate semialdehyde dehydrogenase deficiency

    Disorders of Amino Acid and Organic Acid MetabolismTables

    Methylmalonic acid

    Vitamin B12: Diagnosis

  • excess levels of

  • Disorders of Amino Acid and Organic Acid MetabolismTables
    Amino Acid and Organic Acid Metabolism Disorders: Methylmalonic acidemia

    Methylmalonic acidemia-homocystinuria

    Disorders of Amino Acid and Organic Acid MetabolismTables

    Methylmalonic acidemia-homocystinuria-megaloblastic anemia

    Disorders of Amino Acid and Organic Acid MetabolismTables

    N'-Methylnicotinamide

    Niacin: Diagnosis

    Methylparaben, allergy to

    Lacerations: Local anesthesia

    Methyl parathion poisoning

    Symptoms and Treatment of Specific Poisons Tables

    Methylphenidate

    Treatment of Pain: Adverse effects

  • in attention-deficit/hyperactivity disorder

  • Learning and Developmental Disorders: Drugs

  • in dying patient

  • Symptom Control in the Dying: Depression

  • in elderly

  • Drug-Disease Interactions in the ElderlyTables

  • in narcolepsy

  • Narcolepsy: Treatment

    Methylprednisolone

  • in asthma

  • Drug Treatment of Chronic Asthma*Tables
    Drug Treatment of Asthma Exacerbations*Tables
    Asthma and Related Disorders: Treatment of acute exacerbation

  • in COPD

  • Chronic Obstructive Pulmonary Disease and Related Disorders: Drug therapy

  • fungal meningitis following

  • Subacute and Chronic Meningitis: Fungal meningitis that develops after epidural methylprednisolone injection

  • in Goodpasture syndrome

  • Goodpasture Syndrome : Treatment

  • in IgA nephropathy

  • Immunoglobulin A Nephropathy (IgA Nephropathy): Corticosteroids and immunosuppressants

  • in inflammatory bowel disease

  • Inflammatory Bowel Disease (IBD): Corticosteroids

  • in membranous nephropathy

  • Membranous Nephropathy: Immunosuppressive therapy

  • in pulmonary-renal syndrome

  • Pulmonary-Renal Syndrome: Treatment

  • in rapidly progressive glomerulonephritis

  • Rapidly Progressive Glomerulonephritis (RPGN): Treatment

  • in SLE

  • Systemic Lupus Erythematosus (SLE): Severe disease

  • in spinal trauma

  • Spinal Trauma: Immediate care

  • in vasculitic disorders

  • Vasculitis: Induction of remission

    Methyl salicylate poisoning

    Aspirin and Other Salicylate Poisoning

    Methyltestosterone

  • in elderly

  • High-Risk Drugs in the Elderly (Based on the Beers Criteria)Tables

    Methylxanthines

  • in asthma

  • Drug Treatment of Chronic Asthma*Tables
    Asthma and Related Disorders: Drug therapy

  • in COPD

  • Chronic Obstructive Pulmonary Disease and Related Disorders: Drug therapy

  • in pediatric ventilation

  • Respiratory Support in Neonates and Infants: Mechanical ventilation

    Metipranolol

    Drugs Used to Treat GlaucomaTables

    Metoclopramide

    Management of Adverse Effects of Cancer Therapy: Nausea and Vomiting

  • during breastfeeding

  • Some Drugs Contraindicated for Breastfeeding MothersTables

  • in elderly

  • Effect of Aging on Drug Metabolism* and EliminationTables
    Effect of Aging on Drug ResponseTables
    Drug-Disease Interactions in the ElderlyTables

  • in hiccups

  • Hiccups: Treatment

  • in migraine

  • Migraine: Severe attacks

  • in pregnancy

  • Suggested Drugs for Nausea and Vomiting During Early PregnancyTables

    Metolazone

    Oral Diuretics for HypertensionTables

    Metoprolol

  • in aortic dissection

  • Aortic Dissection: Treatment

  • in arrhythmias

  • Antiarrhythmic Drugs (Vaughan Williams Classification) Tables

  • in coronary artery disease

  • Drugs for Coronary Artery Disease Tables

  • in hypertension

  • Oral β -Blockers for HypertensionTables

  • in migraine

  • Drugs for Migraine and Cluster Headaches*Tables
    Drugs for Migraine and Cluster Headaches*Tables

    Metric system

    Metric SystemTables

    Metronidazole

    Usual Doses of Commonly Prescribed AntibioticsTables
    Metronidazole
    Some Clinical Uses of MetronidazoleTables

  • in amebiasis

  • Amebiasis: Treatment

  • in Clostridium difficile-induced diarrhea

  • Clostridium difficile–Induced Diarrhea: Treatment

  • in Crohn disease

  • Inflammatory Bowel Disease (IBD): Antibiotics and probiotics

  • during breastfeeding

  • Some Drugs Contraindicated for Breastfeeding MothersTables

  • in giardiasis

  • Giardiasis: Treatment

  • neonatal dosage of

  • Recommended Dosages of Selected Parenteral Antibiotics for NeonatesTables

  • in pregnancy

  • Infectious Disease in Pregnancy: Antibacterials

  • in trichomoniasis

  • Trichomoniasis: Treatment

    Metrorrhagia

    Vaginal Bleeding
    Dysfunctional Uterine Bleeding (DUB): Symptoms and Signs

    Metyrapone

    Cushing Syndrome: Treatment

    Meunier-Kuhn syndrome

    Factors Predisposing to BronchiectasisTables

    Mevalonic aciduria

    Disorders of Amino Acid and Organic Acid MetabolismTables

    Mexiletine

  • in arrhythmias

  • Antiarrhythmic Drugs (Vaughan Williams Classification) Tables

  • in pain

  • Drugs for Neuropathic PainTables

    mamcmemimompmrmsmumy
    Audio
    Figures
    Photographs
    Sidebars
    Tables
    Videos

    Copyright     © 2010-2013 Merck Sharp & Dohme Corp., a subsidiary of Merck & Co., Inc., Whitehouse Station, N.J., U.S.A.    Privacy    Terms of Use