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THE MERCK MANUAL MEDICAL LIBRARY: The Merck Manual of Medical Information--Home Edition
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Ma

Macroglobulinemia

Macroglobulinemia
What Is Cryoglobulinemia?Sidebar

Macrolides

AntibioticsTables

  • in transplantation

  • Drugs Used to Prevent Transplant RejectionTables

    Macrominerals

    see also specific minerals
    Minerals and Electrolytes

    Macronutrients

    Overview of Nutrition

    Macrophages

    Understanding the Immune SystemSidebar

  • alveolar

  • Defense Mechanisms

  • in chronic granulomatous disease

  • Chronic Granulomatous Disease

  • in immune response

  • Nonspecific Immunity: Macrophages

    Macula

    An Inside Look at the EyeFigures
    Structure and Function
    Viewing the RetinaFigures

  • degeneration of

  • Age-Related Macular Degeneration (ARMD)

    Macular pucker

    Macular Pucker

    Macules

    Medical Names for Marks and Growths on the SkinSidebar

  • melanotic

  • Lip Disorders: Discoloration

    Maculopathy

  • age-related

  • Age-Related Macular Degeneration (ARMD)

  • cellophane

  • Macular Pucker

    Mad cow disease

    Of Sheep and CowsSidebar

    Madness

    see Mental health disorders

    Mafenide

    AntibioticsTables

    Magic mushroom

    Hallucinogens

    Magnesium

    Minerals Tables
    Magnesium

  • deficiency of

  • Symptoms of Nutrient DeficienciesTables

  • high blood levels of (hypermagnesemia)

  • Magnesium: Hypermagnesemia

  • low blood levels of (hypomagnesemia)

  • Magnesium: Hypomagnesemia

  • low calcium levels and

  • Calcium: Hypocalcemia

  • reference range for

  • Blood Tests Tables

    Magnesium citrate

    Drugs Used to Prevent or Treat ConstipationTables

    Magnesium hydroxide

  • in constipation

  • Drugs Used to Prevent or Treat ConstipationTables

  • in peptic ulcer

  • Peptic Ulcer: Antacids
    Drugs Used to Treat Peptic DisordersTables

    Magnesium sulfate

    Risk Factors That Develop During Pregnancy: Preeclampsia
    Labor and Timing Problems: Preterm Labor

    Magnetic resonance angiography (MRA)

    Diagnosis: Magnetic Resonance Imaging
    How Imaging Tests Help in Diagnosing Nervous System DisordersTables

    Magnetic resonance cholangiopancreatography (MRCP)

    Imaging Tests

  • in primary sclerosing cholangitis

  • Primary Sclerosing Cholangitis: Diagnosis

    Magnetic resonance imaging (MRI)

    Anatomy and Disease
    Diagnostic Procedures Tables

  • in acromegaly

  • Acromegaly and Gigantism: Diagnosis

  • of biliary tract

  • Imaging Tests

  • of brain

  • Abscess of the Brain: Symptoms and Diagnosis

  • in digestive system

  • Diagnosis: Computed Tomography and Magnetic Resonance Imaging

  • of eye

  • Diagnosis: Computed Tomography and Magnetic Resonance Imaging

  • of fracture

  • Fractures: Diagnosis

  • of heart

  • Diagnosis: Magnetic Resonance Imaging
    Angina: Diagnosis

  • of kidney and urinary tract

  • Diagnosis: Magnetic Resonance Imaging

  • of lung

  • Diagnosis: Chest Imaging

  • in multiple sclerosis

  • Multiple Sclerosis (MS): Diagnosis

  • in musculoskeletal system

  • Diagnosis: Computed Tomography (CT) and Magnetic Resonance Imaging (MRI)

  • in neurologic disorders

  • How Imaging Tests Help in Diagnosing Nervous System DisordersTables

    Magnetic resonance spectroscopy

    How Imaging Tests Help in Diagnosing Nervous System DisordersTables

    Magnetic resonance venography

    How Imaging Tests Help in Diagnosing Nervous System DisordersTables

    Major histocompatibility complex (MHC)

    Understanding the Immune SystemSidebar
    Biology of the Immune System

  • in organ transplantation

  • Principles of Transplantation: Tissue Matching

    Malabsorption

    Malabsorption
    Symptoms of Nutrient DeficienciesTables

  • in vitamin B12 deficiency

  • Vitamin B12: Inadequate Absorption

    Malaria

    Malaria
    Problems at the Destination: Malaria

  • during pregnancy

  • Specific Medical Conditions and Travel: Pregnancy

    Malassezia furfur infection

    Tinea Versicolor

    Malathion

    Lice Infestation: Treatment

    Mal de mer (sea sickness)

    see Motion sickness

    Male-pattern baldness

    Hair Loss

    Malformations

    see Birth defects

    Malignancy

    see Cancer

    Malignant fibrous histiocytoma

    Primary Cancerous Tumors

    Malignant hypertension

    High Blood Pressure
    High Blood Pressure: Symptoms
    High Blood Pressure: Treatment of Hypertensive Urgencies and Emergencies

  • kidney failure in

  • Malignant Hypertensive Nephrosclerosis

    Malignant hyperthermia

    Genetic Makeup

    Malignant melanoma

    see Melanoma

    Malignant nephrosclerosis

    Malignant Hypertensive Nephrosclerosis

    Malingering

    Dissociative Fugue: Causes

    Mallet finger

    Hand
    Deformities: Mallet Finger
    When the Fingers Are Abnormally BentFigures

    Malleus (hammer)

    A Look Inside the EarFigures
    Ears: Middle Ear

    Mallory-Weiss syndrome

    Injury: Esophageal Laceration

    Malnutrition

    Undernutrition
    How Starvation Affects the BodyTables
    Causes of UndernutritionSidebar

  • in immunodeficiency disorders

  • Immunodeficiency Disorders: Causes

  • in infants and young children

  • Failure to Thrive

  • optic neuropathy and

  • Optic Neuropathy

  • pressure sores and

  • Pressure Sores: Causes

    Malocclusion

    Malocclusion

    Malpractice

    Medical Malpractice

    Maltase deficiency of

    Lactose Intolerance

    Malt worker's lung

    What Causes Hypersensitivity Pneumonitis? Tables

    Mammary glands

    see Breasts

    Mammography

    Diagnosis: Screening
    Cancer Screening Recommendations Tables
    Cancer: Screening
    Diagnostic Procedures Tables

    Managed care

    How Health Care Is Paid For: Understanding Managed Care

  • for dying patient

  • Choices to Make Before Death: Choosing a Set of Health Care Practitioners to Provide Care

    Mandible

    see also Jaw

  • congenital smallness of

  • Bone and Muscle Defects: Facial Defects

  • dislocation of

  • Jaw Dislocation

  • fracture of

  • Jaw Fracture
    Barton's BandageFigures

    Mania

    Depression and Mania
    Mania
    Physical Disorders That Can Cause ManiaSidebar

    Manic-depressive illness

    Manic-Depressive Illness

  • in children

  • Manic-Depressive Illness

    Manometry

    Diagnosis: Manometry

  • in gastroesophageal reflux

  • Gastroesophageal Reflux (GERD): Diagnosis

    MAOIs

    see Monoamine oxidase inhibitors

    Maple bark stripper's lung

    What Causes Hypersensitivity Pneumonitis? Tables

    Maple syrup urine disease

    Amino Acid Metabolism: Maple Syrup Urine Disease

    Marasmus

    Undernutrition: Marasmus

    Marble bone disease

    Osteopetroses

    Marburg virus infection

    Hemorrhagic Fevers

    Marchiafava-Bignami disease

    Alcohol: Symptoms and Complications

    Marfan syndrome

    Marfan Syndrome

  • aortic aneurysm in

  • Aneurysms: Thoracic Aortic Aneurysms

    Margarine

    Types of FatSidebar
    Hyperlipoproteinemia: Treatment

    Marijuana

  • adolescent use of

  • Drug and Substance Use and Abuse

  • dependence on

  • Marijuana

  • in HIV infection

  • Human Immunodeficiency Virus (HIV) Infection: Treatment

  • during pregnancy

  • Drug Use During Pregnancy: Marijuana

    Marine animal bites and stings

    Marine Animal Stings and Bites

    Markers, tumor

    Defenses Against Cancer: Tumor Antigens
    Diagnosis: Screening
    Diagnosis: Diagnosis
    Selected Tumor Markers Tables

    Marketplace, fear of (agoraphobia)

    Phobic Disorders: Agoraphobia

    Marsh fever

    see Malaria

    Masculinization

    Polycystic Ovary Syndrome (PCOS): Symptoms and Diagnosis

    Mask of pregnancy

    Melasma
    Physical Changes: Skin

    Masochism

    Paraphilias: Sexual Masochism and Sadism

    Massage

    Treatment of Pain and Inflammation: Massage
    Some Uses for Massage Tables
    Types of Alternative Medicine: Massage Therapy

  • in temporomandibular joint disorders

  • Physical Therapy for Jaw MusclesSidebar

    Mastalgia

    Breast Disorders: Breast Pain

    Mast cells

    Understanding the Immune SystemSidebar
    Mastocytosis

  • in allergic reactions

  • Allergic Reactions

  • in asthma

  • Asthma: Causes

    Mastectomy

    Surgery for Breast CancerFigures
    Cancer: Surgery

  • breast reconstruction after

  • Cancer: Surgery
    Rebuilding a BreastFigures

    Master gland

    see Pituitary gland

    Mastitis

    Staphylococcal Infections: Symptoms
    Infection and Abscess
    Infections: Breast Infection

    Mastocytoma

    Mastocytosis

    Mastocytosis

    Mastocytosis

    Mastoiditis

    Mastoiditis
    Middle Ear Infections: Acute Middle Ear Infection

    Masturbation

    Sexuality: Masturbation
    Development of Sexuality

    Mathematics, learning disorders in

    Learning Disorders

    Maturation

    see Puberty

    Mauriac syndrome

    Diabetes Mellitus (DM): Complications of Treatment and Illness

    Maxilla

    see Jaw

    Maxillary sinus

    Nose and Sinuses
    Locating the SinusesFigures

    Maximal voluntary ventilation

    Diagnosis: Maximal Voluntary Ventilation (MVV)

    Mazindol

    Obesity: Drugs

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