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LA  LC  LD  LE  LG  LH  LI  LK  LM  LO  LP  LQ  LT  LU  LY 

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L-CPT1 Deficiency
L-Tryptophan Disease
L1 Syndrome
LA
La Leche League  [Support Group]
La Leche League - Childbirth / Breastfeeding  [Support Group]
La Peste
Lab Results
Laband Syndrome
Labetalol for high blood pressure during pregnancy  [Medication]
Labhart-Willi Syndrome
Labor Trial After a Previous Cesarean Delivery, Deciding About
Labor, Delivery, and Postpartum Period
Labyrinthine Positional Nystagmus
Labyrinthitis
Lacerations (Cuts)
Lacrimo-Auriculo-Dento-Digital Syndrome
Lactation Mastitis
Lactation-Uterus Atrophy
Lactic Acid  [Medical Test]
Lactic acid dehydrogenase (LDH)  [Medical Test]
lactic and pyruvate acidemia with carbohydrate sensitivity
lactic and pyruvate acidemia with episodic ataxia and weakness
Lactogenic Hormone  [Medical Test]
Lactose Intolerance
LADD
LADD Syndrome	Top
Laetrile/Amygdalin: Complementary and alternative medicine - Health Professional Information [NCI PDQ]
Laetrile/Amygdalin: Complementary and alternative medicine - Patient Information [NCI PDQ]
Laki-Lorand Factor Deficiency
LAM
Lamaze International  [Support Group]
Lamaze International - Childbirth / Breastfeeding  [Support Group]
Lambert Type Ichthyosis
Lambert-Eaton Myasthenic Syndrome
Lambert-Eaton Syndrome
lamellar ichthyosis, type 1 and type 2
Lamotrigine for epilepsy  [Medication]
Lancefield Group B Streptococcus
Lancereaux-Mathieu-Weil Spirochetosis
Landau Kleffner Syndrome
Langer Giedion Syndrome
Langerhans Cell Histiocytosis
Language Development
Laparoscopic gallbladder surgery for gallstones
Laparoscopic inguinal hernia repair
Laparoscopic ovarian drilling (ovarian diathermy) for PCOS
Laparoscopic surgery for endometriosis
Laparoscopy  [Medical Test]
Laron Dwarfism
Laron Syndrome
Laron Type Pituitary Dwarfism I	Top
Larsen Syndrome
Laryngeal cancer: Treatment - Health Professional Information [NCI PDQ]
Laryngeal cancer: Treatment - Patient Information [NCI PDQ]
Laryngeal Dystonia
Laryngeal Papilloma
Laryngectomy  [Support Group]
Laryngitis
Laryngoscopy  [Medical Test]
Laryngotracheobronchitis
Laser Epithelial Keratomileusis (LASEK)
Laser in-situ keratomileusis for farsightedness (H-LASIK)
Laser iridotomy for glaucoma
Laser photocoagulation for age-related macular degeneration
Laser photocoagulation for diabetic retinopathy
Laser resurfacing
Laser Surgery for Abnormal Cervical Cell Changes
Laser surgery for genital warts
Laser Surgery for Nearsightedness, Deciding About
Laser surgery for warts
Laser trabeculoplasty for glaucoma
Laser treatment for varicose veins
LASIK (laser in-situ keratomileusis) for nearsightedness
Last Days and Hours of Life: Supportive care - Health Professional Information [NCI PDQ]
Latah (Observed in Malaysia)
Late Effects of Treatment for Childhood Cancer: Treatment - Health Professional Information [NCI PDQ]	Top
Late Effects of Treatment for Childhood Cancer: Treatment - Patient Information [NCI PDQ]
late onset central hypoventilation syndrome with hypothalamic dysfunction
Late-Onset Immunoglobulin Deficiency
Late-Onset Metachromatic Leukodystrophy
Late-onset multiple carboxylase deficiency
Latetalkers  [Support Group]
Latetalkers - Speech / Stuttering  [Support Group]
Latex Allergy
Launois-Bensaude
Launois-Cleret Syndrome
Laurence Moon Syndrome
Laurence Syndrome
Laxatives
Lazy Eye (Amblyopia)
LazyEye  [Support Group]
LazyEye - Blind / Visually Impaired  [Support Group]
LC
LCA
LCAD Deficiency
LCPD
LD
LDL Cholesterol Test  [Medical Test]
LE
Le Jeune Syndrome
Le Merrer Syndrome
Lead  [Medical Test]
Lead Poisoning
Lead Poisoning  [Support Group]	Top
Lead Poisoning, Chelating Agents for  [Medication]
Learning Disability / Attention Deficit Disorder  [Support Group]
Learning to Talk
Leber Hereditary Optic Neuropathy
Leber's Amaurosis
Leber's Congenital Amaurosis
Leber's Congenital Amaurosis eGroup  [Support Group]
Leber's Congenital Amaurosis eGroup - Blind / Visually Impaired  [Support Group]
Leber's Congenital Tapetoretinal Degeneration
Leber's Congenital Tapetoretinal Dysplasia
Leber's Disease
Leber's Optic Atrophy
Leber's Optic Neuropathy (LHON)
Leflunomide for rheumatoid arthritis  [Medication]
Leg Cramps, Nocturnal
Leg Injuries
Leg Problems, Noninjury
Leg X-Ray  [Medical Test]
Legg Calve Perthes Disease
Legionellosis
Legionnaires' Disease
Legislation Helpline  [Support Group]
Leigh Necrotizing Encephalopathy
Leigh's Disease
Leigh's Syndrome	Top
Leiner Disease
Leiner-Moussous Desquamative Erythroderma
Leiomyosarcoma of the Uterus
Leiomyosarcoma, General
LEMS
Lennox Gastaut Syndrome
Lenticular Degeneration, Progressive
Lenz Dysmorphogenetic Syndrome
Lenz Dysplasia
Lenz Microphthalmia Syndrome
Lenz Syndrome
LEOPARD Syndrome
Leprechaunism
Leprosy
Leprosy Helpline  [Support Group]
Leptomeningeal Angiomatosis
Leptomeningioma
Leptospiral Jaundice
Leptospirosis
Leri Pleonosteosis
Leri-Weil Dyschondrosteosis
Leri-Weil Syndrome
Leri-Weill Disease
Leroy Disease
Lesch Nyhan Syndrome	Top
Let's Face It  [Support Group]
Let's Face It - Facial Disfigurement  [Support Group]
Lethal Neonatal Dwarfism
Lethal Osteochondrodysplasia
Letterer-Siwe Disease
Leucovorin  [Medication]
Leukemia
Leukemia and Lymphoma Society, The  [Support Group]
Leukemia and Lymphoma Society, The - Cancer  [Support Group]
Leukemia, acute lymphoblastic, adult: Treatment - Health Professional Information [NCI PDQ]
Leukemia, acute lymphoblastic, adult: Treatment - Patient Information [NCI PDQ]
Leukemia, acute lymphoblastic, childhood: Treatment - Health Professional Information [NCI PDQ]
Leukemia, acute lymphoblastic, childhood: Treatment - Patient Information [NCI PDQ]
Leukemia, acute myeloid, adult: Treatment - Health Professional Information [NCI PDQ]
Leukemia, acute myeloid, adult: Treatment - Patient Information [NCI PDQ]
Leukemia, acute myeloid, childhood: Treatment - Health Professional Information [NCI PDQ]
Leukemia, acute myeloid, childhood: Treatment - Patient Information [NCI PDQ]
Leukemia, Busulfan for  [Medication]
Leukemia, Chlorambcil for  [Medication]
Leukemia, chronic lymphocytic: Treatment - Health Professional Information [NCI PDQ]
Leukemia, chronic lymphocytic: Treatment - Patient Information [NCI PDQ]
Leukemia, chronic myelogenous: Treatment - Health Professional Information [NCI PDQ]
Leukemia, Cytarabine for  [Medication]
Leukemia, Fludarabine for  [Medication]
Leukemia, hairy cell: Treatment - Health Professional Information [NCI PDQ]	Top
Leukemia, hairy cell: Treatment - Patient Information [NCI PDQ]
Leukemia, Radiation Therapy for
Leukemia, Rituximab for  [Medication]
Leukocytic Anomaly Albinism
Leukocytic Inclusions with Platelet Abnormality
Leukocytoclastic Vasculitis
Leukoderma
Leukodystrophy
Leukodystrophy  [Support Group]
Leukodystrophy with Rosenthal Fibers
Leukodystrophy, Globoid Cell
Leukodystrophy, Krabbe's
Leukodystrophy, Metachromatic
Leukoencephalitis Periaxialis Concentric
Leukotriene modifiers for allergic rhinitis  [Medication]
Leukotriene pathway modifiers for long-term control of asthma  [Medication]
Levels of Evidence for Adult and Pediatric Cancer Treatment Studies: Treatment - Health Professional Information [NCI PDQ]
Levels of Evidence for Cancer Treatment Studies: Screening - Health Professional Information [NCI PDQ]
Levels of Evidence for Human Studies of Cancer Complementary and Alternative Medicine: Complementary and alternative medicine - Health Professional Information [NCI PDQ]
Levetiracetam for epilepsy  [Medication]
Levine-Critchley Syndrome
Levodopa medicines for Parkinson's disease  [Medication]
Levulosuria
Levy-Hollister Syndrome
Levy-Yeboa Syndrome	Top
Leyden-Moebius Muscular Dystrophy
LG
LGMD
LGS
LH
LH (Luteinizing Hormone)  [Medical Test]
LH-RH agonists/GnRH agonists for prostate cancer  [Medication]
LI
Library of Congress National Library Service for the Blind and Physically Handicapped  [Support Group]
Library of Congress National Library Service for the Blind and Physically Handicapped  [Support Group]
Library of Congress National Library Service for the Blind and Physically Handicapped - Blind Helpli  [Support Group]
Library of Congress National Library Service for the Blind and Physically Handicapped - Disability H  [Support Group]
Lice
Lice, Lindane for  [Medication]
Lice, Malathion for  [Medication]
Lice, Permethrin for  [Medication]
Lice, Piperonyl Butoxide and Pyrethrins for  [Medication]
Lice, Pyrethrin and Piperonyl Butoxide for  [Medication]
Lice, Visual Examination for  [Medical Test]
Lichen Acuminatus
Lichen Annularis
Lichen Planus
Lichen Planus Sclerosus Atrophicus
Lichen Psoriasis
Lichen Ruber Acuminatus
Lichen Ruber Planus
Lichen Sclerosus
Lichen Sclerosus et Atrophicus	Top
Lichen Urticatus
Life Span and Smoking Calculator
Life Threatening / Chronic Illness  [Support Group]
Life-Prolonging Treatments at End of Life, Deciding About
Life-Threatening Ill Helpline  [Support Group]
LifeRing Secular Recovery  [Support Group]
LifeRing Secular Recovery  [Support Group]
LifeRing Secular Recovery - Alcohol Abuse  [Support Group]
LifeRing Secular Recovery - Drug Abuse  [Support Group]
Light Therapy
Light Therapy (Using), For Seasonal Affective Disorder
Lightheadedness
Lighthouse International  [Support Group]
Lighthouse International - Blind / Visually Impaired  [Support Group]
Lightning / Shock  [Support Group]
Lightning Strike and Electric Shock Survivors International, Inc.  [Support Group]
Lightning Strike and Electric Shock Survivors International, Inc. - Lightning / Shock  [Support Group]
Lightning Strike Survivor List  [Support Group]
Lightning Strike Survivor List - Lightning / Shock  [Support Group]
Lignac-Fanconi Syndrome
Limb Body Wall Complex
Limb Malformations-Dento-Digital Syndrome
LimbDifferences.org  [Support Group]
LimbDifferences.org - Amputation / Limb Deficiency  [Support Group]
Limit Dextrinosis	Top
Lindane 1% for scabies  [Medication]
Lindane for lice  [Medication]
Lindau Disease
Linear Nevus Sebacous Syndrome
Linear Sebaceous Nevus Sequence
Linear Sebaceous Nevus Syndrome
Lingua Fissurata
Lingua Nigra
Lingua Plicata
Lingua Scrotalis
Lingua Villosa Nigra
Linguofacial Dyskinesia
Lip Pseudocleft-hemangiomatous Branchial Cyst Syndrome
Lipase  [Medical Test]
lipase D deficiency
LIPD deficiency
lipid histiocytosis
Lipid histiocytosis (kerasin type)
Lipid Panel
Lipid Profile  [Medical Test]
Lipid-Storage Myopathy Associated with SCAD Deficiency
lipidosis, sphingomyelin
Lipodystrophy
Lipodystrophy, partial, with Rieger anomaly and short stature
Lipoid Granulomatosis	Top
Lipoma
Lipomatosis Dolorosa Morbus Dercum’s
Lipomatosis of Pancreas, Congenital
Lipomucopolysaccharidosis Type I
Lipoprotein Analysis  [Medical Test]
lipoprotein lipase deficiency
lipoprotein lipase, included; LPL, included
Liposuction
Lissencephaly
lissencephaly, type I
Listeria Infection
Listeriosis
Listeriosis
Literacy Helpline  [Support Group]
Lithium for cluster headaches  [Medication]
Lithotripsy (ESWL) for Kidney Stones, Deciding About
Little Hearts, Inc.  [Support Group]
Little Hearts, Inc. - Heart Disease  [Support Group]
Little People of America  [Support Group]
Little People of America - Short / Tall  [Support Group]
Little People's Research Fund, Inc.  [Support Group]
Little People's Research Fund, Inc. - Dwarfism Helpline  [Support Group]
Livedo Reticularis and Cerebrovascular Accidents
Liver and Spleen Scan  [Medical Test]
Liver Biopsy  [Medical Test]	Top
Liver cancer, adult primary: Treatment - Health Professional Information [NCI PDQ]
Liver cancer, adult primary: Treatment - Patient Information [NCI PDQ]
Liver cancer, childhood: Treatment - Health Professional Information [NCI PDQ]
Liver cancer, childhood: Treatment - Patient Information [NCI PDQ]
Liver Disease  [Support Group]
Liver fluke disease
Liver Function Panel
Liver function tests  [Medical Test]
Liver Phosphorylase Deficiency
Liver resection
Liver tests for infectious mononucleosis  [Medical Test]
Living Will
Living With a Spinal Cord Injury
Lizard and Snake Bites
LK
LKS
LM
LM Syndrome
LMs
LO
LO-CHS HD
lobar atrophy of the brain
Lobar Emphysema, Infantile
Lobar Holoprosencephaly
Lobar Tension Emphysema in Infancy
Lobo Disease
Lobstein Disease (Type I)
Lobster Claw Deformity	Top
Lobular Carcinoma of the Minor Salivary Glands
Localized Infantile Mastocytosis
Localized Prostate Cancer, Should I Have radiation Therapy or a Prostatectomy?
Locked In Syndrome
Lockjaw
Locks of Love  [Support Group]
Locks of Love  [Support Group]
Locks of Love - Alopecia Areata Helpline  [Support Group]
Locks of Love - Cancer Helpline  [Support Group]
Loeffler Endomyocardial Fibrosis with Eosinophilia
Loeffler Fibroplastic Parietal Endocarditis
Loeffler's Disease
Loin Pain Hematuria Syndrome  [Support Group]
Loken Senior Syndrome
Loken-Senior Syndrome
Long Chain Acyl-CoA Dehydrogenase Deficiency
Long QT Syndrome Type 1
Long QT Syndrome without Deafness
Long-acting beta2-agonists for long-term control of asthma  [Medication]
Look Good...Feel Better  [Support Group]
Look Good...Feel Better - Cancer Helpline  [Support Group]
Loop electrosurgical excision procedure (LEEP) for abnormal cervical cell changes
Loop electrosurgical excision procedure (LEEP) for genital warts
Loss, Grief, and Bereavement: Supportive care - Health Professional Information [NCI PDQ]
Loss, Grief, and Bereavement: Supportive care - Patient Information [NCI PDQ]	Top
Lota
Louis-Bar Syndrome
Low Back Pain
Low Back Pain (Chronic), Anticonvulsants for  [Medication]
Low Back Pain, Acetaminophen for  [Medication]
Low Back Pain, Anesthetic or Corticosteroid Injections for  [Medication]
Low Back Pain, Deciding About MRI
Low Back Pain, Deciding About Spinal Manipulation
Low Back Pain, History and Physical Examination for  [Medical Test]
Low Back Pain, IDET (Intradiscal Electrothermic Therapy) for
Low Back Pain, Opiate Pain Relievers for  [Medication]
Low Back Pain, Tricyclic and Tetracyclic Antidepressants for  [Medication]
Low back pain: Exercises to reduce pain
Low back pain: Should I have an MRI?
Low back pain: Should I have spinal manipulation?
Low Blood Sugar (Hypoglycemia) in People Without Diabetes
Low Blood Sugar from Diabetes
Low blood sugar from taking insulin, Dealing with
Low blood sugar from taking oral diabetes medicine, Dealing with
Low blood sugar in children with diabetes, Dealing with
Low blood sugar in children with diabetes, Preventing
Low Blood Sugar with Gestational Diabetes, Dealing With
Low Density B-lipoprotein Deficiency
Low Imperforate Anus
Low Potassium Syndrome	Top
Low-Carb Diets for Weight Loss
Low-Density Beta Lipoprotein Deficiency
Low-Dose Aspirin Therapy
Low-dose vaginal estrogen for dryness and atrophy  [Medication]
Low-Grade Papillary Carcinoma of the Palate
Low-molecular-weight heparins for deep vein thrombosis  [Medication]
Low-salt diet for cirrhosis, Eating a
Low-Salt Diet for Heart Failure
Low-salt diets: Eating out
Low-Sodium Diet for Heart Failure
Lowe Syndrome
Lowe Syndrome  [Support Group]
Lowe Syndrome Association  [Support Group]
Lowe Syndrome Association - Lowe Syndrome  [Support Group]
Lower Gastrointestinal Series  [Medical Test]
Lower Leg Injuries
Lower Leg Problems, Noninjury
LP
LPL deficiency
LQ
LQTS1
LT
LTD1
LU
Lubs Syndrome
Lues, Congenital
Lumbar Pain
Lumbar Puncture  [Medical Test]
Lumbar Spinal Stenosis	Top
Lumbar Spinal Stenosis, Epidural Steroid Injections for  [Medication]
Lumpectomy for Breast Cancer
Lumpectomy or a Mastectomy to Treat Early-Stage Breast Cancer, Deciding About
Lumps Under the Skin
Lunatomalacia
Lung Angiogram  [Medical Test]
Lung Biopsy  [Medical Test]
Lung Cancer
Lung Cancer Alliance  [Support Group]
Lung Cancer Alliance - Cancer Helpline  [Support Group]
Lung Cancer, History and Physical Examination for  [Medical Test]
Lung Cancer, Medical History and Physical Examination for  [Medical Test]
Lung cancer, non-small cell: Treatment - Health Professional Information [NCI PDQ]
Lung cancer, non-small cell: Treatment - Patient Information [NCI PDQ]
Lung Cancer, Physical Examination and Medical History for  [Medical Test]
Lung cancer, small cell: Treatment - Health Professional Information [NCI PDQ]
Lung cancer, small cell: Treatment - Patient Information [NCI PDQ]
Lung cancer: Prevention - Health Professional Information [NCI PDQ]
Lung cancer: Prevention - Patient Information [NCI PDQ]
Lung cancer: Screening - Health Professional Information [NCI PDQ]
Lung cancer: Screening - Patient Information [NCI PDQ]
Lung Development (Fetal), Antenatal Corticosteroids for  [Medication]
Lung Disease Helpline  [Support Group]
Lung Function Testing, Home  [Medical Test]
Lung Function Tests  [Medical Test]	Top
Lung Nocardiosis
Lung Scan  [Medical Test]
Lung surgery (thoracotomy) for lung cancer
Lung transplant for cystic fibrosis
Lupus  [Support Group]
Lupus (Systemic Lupus Erythematosus)
Lupus Anticoagulant Syndrome
Lupus, Antimalarial Medications for  [Medication]
Lupus, Corticosteroids for  [Medication]
Lupus, History and Physical Examination for  [Medical Test]
Lupus, Immunosuppressive Medications for  [Medication]
Lupus, Medical History and Physical Examination for  [Medical Test]
Lupus, Physical Examination and Medical History for  [Medical Test]
Luschka-Magendie Foramina Atresia
Luteinizing Hormone  [Medical Test]
Lutz-Splendore-Almeida Disease
LY
Lyell Syndrome
Lyelles Syndrome
Lyme Disease
Lyme Disease  [Support Group]
Lyme Disease Helpline  [Support Group]
Lyme Disease Network  [Support Group]
Lyme Disease Network - Lyme Disease  [Support Group]
Lyme Disease Test  [Medical Test]
Lyme Disease, Antibiotics for  [Medication]	Top
Lymph Node Biopsy  [Medical Test]
Lymph Node Cancer (Non-Hodgkin's Lymphoma)
Lymph node removal (lymphadenectomy) for melanoma
Lymphadenectomy for endometrial cancer
Lymphadenitis, Regional Nonbacterial
Lymphadenoid goiter
Lymphadenopathy (Swollen Lymph Nodes)
Lymphadenopathy, Angioimmunoblastic with Dysproteinemia
Lymphangiectasia, Primary Intestinal
Lymphangiectasis, Primary Intestinal
Lymphangiectatic Protein-Losing Enteropathy
Lymphangioleimyomatosis
Lymphangioleiomatosis
Lymphangioleiomyomatosis
Lymphangioleiomyomatosis  [Support Group]
Lymphangiomas
Lymphatic Malformations
Lymphedema
Lymphedema  [Support Group]
Lymphedema with Distichiasis
Lymphedema with Yellow Nails
Lymphedema, Hereditary
Lymphedema, Neonatal due to Exudative Enteropathy
Lymphedema-Distichiasis Syndrome
Lymphedema: Managing lymphedema	Top
Lymphedema: Supportive care - Health Professional Information [NCI PDQ]
Lymphedema: Supportive care - Patient Information [NCI PDQ]
Lymphocytic Infiltrate of Jessner
Lymphoma Research Foundation  [Support Group]
Lymphoma Research Foundation - Cancer  [Support Group]
Lymphoma, non-Hodgkin's, adult: Treatment - Health Professional Information [NCI PDQ]
Lymphoma, non-Hodgkin's, adult: Treatment - Patient Information [NCI PDQ]
Lymphoma, non-Hodgkin's, childhood: Treatment - Health Professional Information [NCI PDQ]
Lymphoma, non-Hodgkin's, childhood: Treatment - Patient Information [NCI PDQ]
Lymphoma, Radiation Therapy for
Lymphoreticulosis, Benign Inoculation
Lynch Syndromes
Lysosomal Acid Lipase Deficiency, Wolman Type
Lysosomal Alpha-D-Mannosidase Deficiency
Lysosomal Alpha-N-Acetylgalactosaminidase Deficiency, Schindler Type
Lysosomal Glucosidase Deficiency
Lysosomal Glycogen Storage Disease Without Acid Maltase Deficiency
Lysosomal Storage Disorders

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