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

Lead

  • poisoning with

  • Lead Poisoning

  • reference range for

  • Using Lasers to Treat Skin ProblemsSidebar

    Learning disorders

    Learning Disorders

  • in ADHD

  • Attention Deficit/Hyperactivity Disorder (ADD, ADHD)

  • information resources on

  • La - Lu

    Leber's hereditary optic neuropathy

    Inheritance of Single-Gene Disorders: Abnormal Mitochondrial Genes
    Other Primary Demyelinating Diseases

    Leboyer method

    Natural ChildbirthSidebar

    Leflunomide

    Drugs Used to Treat Rheumatoid ArthritisTables
    Rheumatoid Arthritis (RA): Immunosuppressive Drugs

    Leg

  • amputation of

  • Occlusive Peripheral Arterial Disease: Arteries of the Legs and Arms
    Diabetes Mellitus (DM): Complications

  • prosthetics for

  • Limb Prosthetics
    Types of ProsthesesFigures
    Options for ProsthesesTables

  • rehabilitation after

  • Specific Problems: Limb Amputation

  • arterial disease of

  • Occlusive Peripheral Arterial Disease
    Bypass Surgery in the LegFigures
    Caring for the FeetSidebar

  • birth defects of

  • Bone and Muscle Defects: Limb and Joint Defects

  • bowing of

  • Common Foot, Knee, and Leg Disorders in Infants and Young ChildrenSidebar

  • chilblains of

  • Nonfreezing Tissue Injuries

  • claudication in

  • Occlusive Peripheral Arterial Disease: Arteries of the Legs and Arms
    Occlusive Peripheral Arterial Disease: Arteries of the Legs and Arms

  • deep vein thrombosis in

  • Deep Vein Thrombosis (DVT)
    Umbrellas: One Way to Prevent Pulmonary EmbolismFigures

  • fracture of

  • Leg

  • lymphatic vessel deficiency in

  • Lymphedema

  • lymphedema in

  • Lymphedema

  • pain in

  • Symptoms: Pain in the Limbs

  • in thromboangiitis obliterans

  • Occlusive Peripheral Arterial Disease: Symptoms

  • when walking

  • Occlusive Peripheral Arterial Disease: Arteries of the Legs and Arms
    Occlusive Peripheral Arterial Disease: Arteries of the Legs and Arms

  • popliteus tendinitis of

  • Popliteus Tendinitis

  • reattachment of

  • Reattaching a Body PartSidebar

  • sciatica of

  • What Is Sciatica?Figures

  • severed or constricted

  • Severed or Constricted Limbs or Digits

  • shin splints in

  • Shin Splints
    Shin SplintsFigures
    Strengthening the Shin MusclesSidebar

  • splint for

  • Commonly Used SplintsFigures

  • stasis dermatitis of

  • Dermatitis: Stasis Dermatitis

  • swelling (edema) of

  • Heart Failure: Symptoms
    Lymphedema

  • thrombophlebitis of

  • Deep Vein Thrombosis (DVT)
    Superficial Thrombophlebitis

  • torsion of

  • Common Foot, Knee, and Leg Disorders in Infants and Young ChildrenSidebar

  • ulcers of

  • Occlusive Peripheral Arterial Disease: Arteries of the Legs and Arms
    Deep Vein Thrombosis (DVT): Complications

  • varicose veins of

  • Varicose Veins
    Valves in Varicose VeinsFigures

  • veins of

  • Venous Disorders
    One-Way Valves in the VeinsFigures

    Legal issues

    Legal and Ethical Issues

  • advance directive

  • Legal and Ethical Concerns: Advance Directives
    Legal Terms Related to Health CareSidebar
    Advance Directives

  • in child abuse and neglect

  • Child Neglect and Abuse

  • competency

  • Legal Terms Related to Health CareSidebar
    Capacity to Make Health Care Decisions

  • confidentiality

  • Confidentiality and HIPAA

  • in death and dying

  • Legal and Ethical Concerns

  • disclosure

  • Confidentiality and HIPAA

  • do-not-resuscitate order

  • Do-Not-Resuscitate (DNR) Orders

  • durable power of attorney for health care

  • Legal Terms Related to Health CareSidebar
    Advance Directives: Durable Power of Attorney for Health Care

  • informed consent

  • Informed Consent

  • living will

  • Legal Terms Related to Health CareSidebar
    Advance Directives: Living Will

  • surrogate decision making

  • Surrogate Decision Making

    Legg-Calvé-Perthes disease

    Legg-Calvé-Perthes Disease

    Legionnaires' disease

    Community-Acquired Pneumonia: Legionnaires' Disease

    Leiomyoma

  • esophagus

  • Esophageal Tumors That Are Noncancerous

  • small intestine

  • Small Intestine Tumors That Are Noncancerous

  • uterus

  • Fibroids

    Leiomyosarcoma

  • small intestine

  • Rare Types of Small-Intestinal CancerSidebar

  • stomach

  • Rare Types of Stomach CancerSidebar

    Leishmaniasis

    Leishmaniasis

    Length

  • of infant

  • An Infant's First Year: Physical DevelopmentFigures

  • metric equivalents for

  • Equivalents for Weight, Volume and Length Tables

  • of newborn

  • Physical Examination

    Lens(es)

    An Inside Look at the EyeFigures
    Structure and Function

  • age-associated changes in

  • Effects of Aging

  • cloudiness of (cataract)

  • Cataract
    How Cataracts Affect VisionFigures

  • congenital

  • Other Birth DefectsTables

  • in electrical injury

  • Electrical Injuries: Symptoms

  • in galactosemia

  • Carbohydrate Metabolism: Galactosemia

  • dislocation of, in homocystinuria

  • Amino Acid Metabolism: Homocystinuria

  • intraocular, implantation of

  • Refractive Disorders: Other Refractive Surgery
    Cataract: Treatment

    Lensectomy

    Refractive Disorders: Other Refractive Surgery

    Lepirudin

    Drugs and Blood Clots: A Complicated RelationshipSidebar

    Leprosy

    Leprosy

  • information resources on

  • La - Lu

    Leptin

    Obesity: Causes
    Major Hormones Tables

    Leptomeningeal cyst

    Skull Fracture: Skull Fractures in Children

    Leptospirosis

    Leptospirosis

    Leriche syndrome

    Occlusive Peripheral Arterial Disease: Lower Aorta and Common Iliac Arteries

    Let-down reflex

    Home (What to Expect)
    Feeding: Breastfeeding Procedure

    Letrozole

    Chemotherapy DrugsTables

    Letterer-Siwe disease

    Langerhans' Cell Granulomatosis

    Leukemia

    Leukemias
    Types

  • acute lymphocytic (lymphoblastic)

  • Acute Lymphocytic Leukemia (ALL)

  • acute myelocytic (myeloid, myelogenous, myeloblastic, myelomonocytic)

  • Myelodysplastic SyndromesSidebar
    Acute Myelocytic Leukemia (AML)

  • acute promyelocytic

  • Acute Myelocytic Leukemia (AML)
    Acute Myelocytic Leukemia (AML): Prognosis and Treatment

  • adult T-cell

  • Leukemias

  • chronic lymphocytic (lymphoblastic)

  • Chronic Lymphocytic Leukemia (CLL)

  • chronic myelocytic (myeloid, myelogenous, granulocytic)

  • Chronic Myelocytic Leukemia (CML)

  • gingivitis in

  • Gingivitis: Gingivitis due to Leukemia

  • hairy cell

  • Chronic Lymphocytic Leukemia (CLL)
    Chronic Lymphocytic Leukemia (CLL): Treatment

  • T-cell

  • Chronic Lymphocytic Leukemia (CLL)

    Leukocyte

    see White blood cells

    Leukocyte adhesion defects

    Some Congenital Immunodeficiency Disorders Tables

    Leukocyte esterase

    Diagnosis: Urinalysis

    Leukocyte glucose-6-phosphate dehydrogenase deficiency

    Some Congenital Immunodeficiency Disorders Tables

    Leukocytosis

    Components of Blood: White Blood Cells
    White Blood Cell Disorders

  • lymphocytic

  • Lymphocytic Leukocytosis

  • neutrophilic

  • Neutrophilic Leukocytosis

    Leukoedema

    Color Changes in the MouthSidebar

    Leukoencephalopathy, progressive multifocal

    Viral Infections: Progressive Multifocal Leukoencephalopathy

    Leukopenia

    Components of Blood: White Blood Cells
    Symptoms
    White Blood Cell Disorders

  • with cancer treatment

  • Chemotherapy: Low Blood Cell Counts

    Leukoplakia

    Precancerous Lesions

  • hairy

  • Tongue Disorders: "Hairiness"

    Leukotriene modifiers

    Asthma: Leukotriene Modifiers
    Drugs Used to Treat AsthmaTables
    Asthma: Prognosis, Prevention, and Treatment

    Leuprolide

    Drugs Commonly Used to Treat EndometriosisTables

  • in precocious puberty

  • When Puberty Starts Too EarlySidebar

  • in prostate cancer

  • Cancer: Hormonal Therapy

    Levator syndrome

    Levator Syndrome

    Levetiracetam

    Drugs Used to Treat SeizuresTables

    Levobetaxalol

    Drugs Used to Treat GlaucomaTables

    Levobunolol

    Drugs Used to Treat GlaucomaTables

    Levodopa

    Parkinson's Disease: Levodopa-Carbidopa
    Drugs Used to Treat Parkinson's DiseaseTables

    Levofloxacin

    AntibioticsTables

  • during pregnancy

  • Some Drugs That Can Cause Problems During PregnancyTables

    Levonorgestrel

    Contraception: Emergency Contraception

    Levorphanol

    Opioid AnalgesicsTables

    Lewy bodies

    Parkinson's Disease

    Lewy body dementia

    Dementia: Lewy Body Dementia

    Leyden-Möbius muscular dystrophy

    Other Forms of Muscular Dystrophy

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