Leigh Disease Lesch Nyhan Syndrome Leukodystrophies, Metachromatic Li Fraumeni Syndrome LEOPARD Syndromes Laron Syndrome Leukocyte adhesion deficiency type 1 Limb-girdle muscular dystrophy, type 2C Lafora Disease Lundborg Unverricht Syndrome Limb-girdle muscular dystrophy, type 2B Late-Onset Retinal Degeneration Long Qt Syndrome 3 Limb-girdle muscular dystrophy type 2A Loeys-Dietz Syndrome LIG4 Syndrome Limb-girdle muscular dystrophy, type 2E Leukodystrophy, Dysmyelinating, And Spastic Paraparesis With Or Without Dystonia Limb-girdle muscular dystrophy type 2F Lacrimoauriculodentodigital syndrome Leukodystrophy, Hypomyelinating, 2 Leber Congenital Amaurosis 4 Leukocyte Adhesion Deficiency, Type III Leukemias Lupus Erythematosus, Systemic Lymphomas Liddle Syndrome Leber Congenital Amaurosis 6 Leber Congenital Amaurosis 14 Lipodystrophy, Congenital Generalized, Type 4 Leber Congenital Amaurosis 12 Leukemia, Lymphocytic, Chronic, B-Cell Leukemia, Myelogenous, Chronic, BCR-ABL Positive Lipoid Proteinosis of Urbach and Wiethe Lung Neoplasm Larsen Syndrome Lymphoma, B-Cell, Marginal Zone Leri-Weil syndrome Lymphedema distichiasis syndrome Leydig Cell Hypoplasia, Type I Lysinuric Protein Intolerance Lymphoma, Mantle Cell Lipoid congenital adrenal hyperplasia Langer mesomelic dysplasia Lymphangioleiomyomatoses Lewy Body Disease Lattice corneal dystrophy type 1 Leiomyomatosis and renal cell cancer, hereditary Lubs X-linked mental retardation syndrome Leber Congenital Amaurosis 10 Legius syndrome Lipoprotein Glomerulopathy Long Qt Syndrome 2 Leigh syndrome , French Canadian type Leukoencephalopathy with Brainstem and Spinal Cord Involvement and Lactate Elevation Leukodystrophy, Hypomyelinating, with Hypodontia and Hypogonadotropic Hypogonadism Legg Calve Perthes Disease Lenz Majewski hyperostotic dwarfism Lujan Fryns syndrome Lymphedema, microcephaly and chorioretinopathy syndrome Lissencephaly, X-Linked, 2 Lethal congenital contracture syndrome 1 Leukodystrophy, Hypomyelinating, 5 Long Qt Syndrome 9 Lattice Corneal Dystrophy, Type IIIA Leukodystrophy, Hypomyelinating, 4 Lamellar ichthyosis, type 2 Lathosterolosis Lipase deficiency combined Lethal Arthrogryposis With Anterior Horn Cell Disease Laryngo onycho cutaneous syndrome Lynch Syndrome II Long Qt Syndrome 5 Leber Congenital Amaurosis 13 Leukoencephalopathy, Cystic, Without Megalencephaly Long Qt Syndrome 6 Leukoencephalopathy Brain Calcifications and Cysts Laurence Moon Syndrome Lipodystrophies Liver Neoplasm Long QT Syndrome Lymphoma, Large B-Cell, Diffuse Lung adenocarcinoma Lissencephalies Lactase Deficiency, Congenital Leukonychia totalis Li-Fraumeni Syndrome 2 Limb-Girdle Muscular Dystrophy, Type 1G Low Molecular Weight Proteinuria with Hypercalciuria and Nephrocalcinosis Leber Congenital Amaurosis 11 Laurin Sandrow syndrome Laron syndrome type 2 Leber Congenital Amaurosis 3 Lissencephaly 3 LEOPARD syndrome, 2 Lethal Congenital Contractural Syndrome 3 Long Qt Syndrome 11 Long Qt Syndrome 10 Long Qt Syndrome 12 Lactate Dehydrogenase B Deficiency Loken-Senior Syndrome Lymphoproliferative Syndrome, X-Linked, 2 Limb-mammary syndrome Landau Kleffner Syndrome Lateral meningocele syndrome Lipodystrophy, Partial, Acquired Lipodystrophy, Congenital Generalized, Type 3 Leukemia, Mast-Cell Liposarcoma Lymphoma, Non Hodgkin's Lymphoma, T Cell Liver Failure, Acute Lymphoma, Anaplastic Large-Cell Liposarcoma, Myxoid Lipodystrophy, Familial Partial Ligneous Conjunctivitis Lethal Congenital Contracture Syndrome 2 Leukodystrophy, Hypomyelinating, 6 Lactate dehydrogenase deficiency type A Lysosomal acid lipase deficiency Leukemia, Myeloid, Chronic, Atypical, BCR-ABL Negative Leydig Cell Tumor Low Tension Glaucoma Leukodystrophy, Demyelinating, Adult-Onset, Autosomal Dominant Liver Cirrhoses, Biliary Leiomyomatosis, esophageal and vulval, with nephropathy Larsen syndrome, dominant type Lead Poisoning Liver Cirrhosis, Experimental Lung Disease, Interstitial Long-chain acyl-CoA dehydrogenase deficiency Lennox Gastaut Syndrome Leukoencephalopathies Leigh Syndrome Due To Mitochondrial Complex I Deficiency Leigh Syndrome due to Mitochondrial Complex IV Deficiency Leukemia, T-Cell Prolymphocytic Lupus Erythematosus, Discoid Leydig Cell Hypoplasia, Type II Leprosies Lipoma Lymphopenia Liver Failure Lymphadenopathy Leiomyoma Leishmaniases Leishmaniasis, Visceral Lethargy Lymphoid Leukemias Leukemia, T Cell Leukemia-Lymphomas, Adult T-Cell Leukocytoses Leukopenia Liver Disease, Alcoholic Lupus Nephritides Lymphedema Limb Deformities, Congenital Lung Disease, Obstructive Leydig Cell Hypoplasia Lipoblastoma Losses, Weight Lattice Corneal Dystrophy, Type II Leigh Syndrome due to Mitochondrial Complex III Deficiency Lactic Aciduria due to D-Lactic Acid Lymphedema-Distichiasis Syndrome with Renal Disease and Diabetes Mellitus Long QT syndrome type 3 Luteinizing Hormone Resistance, Female Lymphoma, Peripheral T-Cell Leishmaniases, Mucocutaneous Lipomatoses Listeriosis Lymphatic Metastases Lumbar Disc Disease Leukostases Leukoplakia, Oral Lipomatoses, Multiple Symmetrical Lymphomatoid Papulosis Late-onset congenital adrenal hyperplasia Lowry Wood syndrome Leukemia, Large Granular Lymphocytic Leukoplakia Lichen planus follicularis Lupus Vulgaris Larsen syndrome, recessive type Language Disorder Leiomyosarcoma Lipoid Nephroses Localized Scleroderma Lipid Metabolism Disorders Lymphoma, Primary Cutaneous Anaplastic Large Cell Limb Deficiencies, Distal, with Micrognathia Lactic Acidosis, Congenital Infantile, Due To LAD Deficiency Laryngeal Neoplasms Learning Disorder Leukemia, Myeloid, Accelerated Phase Leukocyte Disorders Linitis Plastica Lipid Metabolism, Inborn Errors Lipidoses Lithiasis Lateral Medullary Syndrome Leiomyoma, Epithelioid Lichenoid Eruptions Lymphangioma, Cystic Lung agenesis Lactose Intolerance, Adult Type Lung Injury Loose Anagen Hair Syndrome Lumbosacral agenesis Lower Extremity Deformities, Congenital Lymphomas, Enteropathy-Associated T-Cell Limited Scleroderma Lead Poisoning, Nervous System Lupus Vasculitis, Central Nervous System Leigh Syndrome Due To Mitochondrial Complex II Deficiency Leigh Syndrome due to Mitochondrial Complex V Deficiency Laurin-Sandrow Syndrome, Segmental Lamellar ichthyosis, type 3 Leukemia, Megakaryoblastic, of Down Syndrome Lacrimal Puncta, Absence of Leukoencephalopathy With Metaphyseal Chondrodysplasia Lymphoproliferative Syndrome, Ebv-Associated, Autosomal, 1 Lynch syndrome I (site-specific colonic cancer) Leukotriene C4 Synthase Deficiency Lentiginosis Profusa Leukodystrophy, Dysmyelinating, with Oligodontia Leucomalacias, Periventricular Lactose Intolerance Lathyrism Leptospiroses Leukemia, Experimental Lead Poisoning, Nervous System, Adult Lyme Neuroborreliosis Limb-girdle muscular dystrophy, type 1B Li-Fraumeni-Like Syndrome Latent Autoimmune Diabetes in Adults Laryngismus Lens Subluxation Lymphocytoses Lissencephaly and agenesis of corpus callosum Lordosis Lymphadenitides Laryngomalacia Leprosy, Multibacillary Long Qt Syndrome 4 Leukocytoclastic vasculitis Laryngostenoses Leukemia, Myeloid, Chronic-Phase Leukemoid Reaction Leukoencephalopathies, Progressive Multifocal Lichen Sclerosus et Atrophicus Longevity Lyme Disease Lymphangiectases Lymphangioma Lymphocyte Count Lichen Planus, Oral Lymphatic Vessel Tumors Leiomyomatosis Limbic Encephalitis Load, Viral Lower Urinary Tract Symptoms Leukoaraiosis Lymphoma, Primary Effusion Lp(A) Deficiency, Congenital Laryngeal cleft Lesch-Nyhan Syndrome, Neurologic Variant Lymphoblastic Leukemia, Acute, with Lymphomatous Features Leydig Cell Adenoma, Somatic, with Male-Limited Precocious Puberty Leukemia, Acute, X-Linked Lymphedema, Hereditary, II Lichen Planus Linear IgA Bullous Dermatosis Lepromatous Leprosies Leukemia, Biphenotypic, Acute Leukemia, Prolymphocytic Light Fixation Seizure Syndrome Lentigo Lymph Node Tuberculoses Leukoplakia, Hairy Labyrinthitides Leg Ulcer Legionelloses Leprosies, Tuberculoid Leukemia, Radiation Induced Lown Ganong Levine Syndrome Lupus Erythematosus Panniculitides Leukemic Infiltration Laryngeal Adductor Paralysis Labor Pain Leprosies, Paucibacillary Limitation, Mobility Lewy Body Variant of Alzheimer Disease Lubs syndrome Lactic Acidosis, Fatal Infantile Labyrinth Disease Laryngitides Louping Ill Lymphangiosarcoma Lymphangitides Lymphocele Lymphogranuloma Venereum Listeria Meningitides Lymphadenitides, Mesenteric Lipid Pneumonias Laryngeal Tuberculoses Layer, Smear Livedo Reticularis Lobomycosis Lymphoid Interstitial Pneumonia Lingual Thyroids Lateral Sinus Thromboses Lemierre Syndrome Laryngeal papillomatosis Lipedema Lymphocytic Colitis Lipodermatosclerosis Langerhans Cell Sarcoma Lipomatoses, Familial Multiple Lipomatous hemangiopericytoma Leri's pleonosteosis Lymphangiectasia pulmonary congenital Left-Right Axis Malformations Leber congenital amaurosis, type 4 Larynx Lens, Crystalline Lips Lungs Lymph Ligament, Periodontal Lactate Dehydrogenase Deficiency Labyrinth Vestibules Lubinsky syndrome