Clinical Trials Involving Rare Diseases: L
- LCAD Deficiency (7)
- LCHAD Deficiency (10)
- LEOPARD Syndrome (2)
- LRBA Deficiency (1)
- Lactate Dehydrogenase Deficiency (1)
- Lafora Disease (2)
- Lambert Eaton Myasthenic Syndrome (23)
- Lamellar Ichthyosis (11)
- Landau-Kleffner Syndrome (3)
- Langerhans Cell Histiocytosis (60)
- Laron Syndrome (2)
- Laryngeal Cancer (425)
- Laryngeal Cleft (2)
- Laryngeal Papillomatosis (4)
- Laryngomalacia (10)
- Laryngoonychocutaneous Syndrome (1)
- Late-Onset Familial Alzheimer Disease (17)
- Late-onset Retinal Degeneration (6)
- Laurence-Moon Syndrome (9)
- Leber Congenital Amaurosis (27)
- Leber Congenital Amaurosis 10 (4)
- Leber Congenital Amaurosis 2 (3)
- Leber Hereditary Optic Neuropathy (31)
- Ledderhose Disease (2)
- Left Ventricular Noncompaction (9)
- Legg-Calve-Perthes Disease (24)
- Legionnaires’ Disease (8)
- Legius Syndrome (3)
- Leigh Syndrome (13)
- Leiner Disease (1)
- Leiomyosarcoma (174)
- Leishmaniasis (169)
- Lennox-Gastaut Syndrome (43)
- Lentigo Maligna Melanoma (7)
- Leptospirosis (11)
- Lesch Nyhan Syndrome (4)
- Leukemia, T-cell, Chronic (315)
- Leukocyte Adhesion Deficiency Type 1 (5)
- Leukodystrophy (68)
- Leukoencephalopathy – Dystonia – Motor Neuropathy (1)
- Leukoencephalopathy With Vanishing White Matter (1)
- Leukoplakia (44)
- Levator Syndrome (4)
- Li-Fraumeni Syndrome (14)
- Lichen Planopilaris (7)
- Lichen Planus Pigmentosus (2)
- Lichen Sclerosus (25)
- Liddle Syndrome (1)
- Light Chain Deposition Disease (12)
- Ligneous Conjunctivitis (3)
- Limb-girdle Muscular Dystrophy (37)
- Limb-girdle Muscular Dystrophy Type 2A (23)
- Limb-girdle Muscular Dystrophy Type 2B (5)
- Limb-girdle Muscular Dystrophy Type 2E (4)
- Limb-girdle Muscular Dystrophy Type 2I (9)
- Limb-girdle Muscular Dystrophy, Type 2C (2)
- Limb-girdle Muscular Dystrophy, Type 2D (3)
- Limbic Encephalitis (3)
- Limited Cutaneous Systemic Sclerosis (10)
- Limited Systemic Sclerosis (3)
- Linear IgA Disease (2)
- Linear Nevus Sebaceous Syndrome (5)
- Linear Scleroderma (2)
- Lip and Oral Cavity Cancer (223)
- Lipodermatosclerosis (1)
- Lipogranulomatosis (18)
- Lipomyelomeningocele (1)
- Liposarcoma (135)
- Listeria Infection (4)
- Livedoid Vasculopathy (1)
- Localized Lipodystrophy (1)
- Localized Scleroderma (107)
- Locked-in Syndrome (11)
- Loeys-Dietz Syndrome (5)
- Logopenic Progressive Aphasia (7)
- Loiasis (6)
- Loin Pain Hematuria Syndrome (1)
- Long QT Syndrome 1 (4)
- Long QT Syndrome 3 (5)
- Lowe Oculocerebrorenal Syndrome (5)
- Lowry Wood Syndrome (1)
- Lung Adenocarcinoma (394)
- Lupus Nephritis (160)
- Lymph Node Neoplasm (5)
- Lymphangiectasis (4)
- Lymphangioleiomyomatosis (41)
- Lymphangiomatosis (6)
- Lymphatic Filariasis (73)
- Lymphatic Malformations (61)
- Lymphoblastic Lymphoma (2,200)
- Lymphoma AIDS Related (28)
- Lymphoma, Large-cell, Immunoblastic (544)
- Lymphomatoid Granulomatosis (176)
- Lymphomatoid Papulosis (6)
- Lymphomatous Thyroiditis (57)
- Lymphosarcoma (7,350)
- Lysosomal Acid Lipase Deficiency (30)