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334 rare conditions. 91 with a recruiting study in our latest snapshot.
L-2-hydroxyglutaric aciduria1 recruitingMetabolicView →
L-Arginine:glycine amidinotransferase deficiencyView →
L1 syndrome9 recruitingView →
La Crosse encephalitisView →
Lacrimal drainage system anomalyGroupView →
Lacrimal drainage system anomaly of genetic originGroupView →
Lacrimoauriculodentodigital syndromeView →
Lafora disease1 recruitingView →
Laing distal myopathy1 recruitingNeuromuscularView →
LAMA5-related multisystemic syndromeView →
Lamb-Shaffer syndromeView →
LAMB2-related infantile-onset nephrotic syndromeRenalView →
Lambert syndrome3 recruitingView →
Lambert-Eaton Myasthenic Syndrome7 recruitingNeuromuscularView →
Lamellar IchthyosisDermatologicalView →
Laminin subunit alpha 2-related congenital muscular dystrophy6 recruitingNeuromuscularView →
Laminin subunit alpha 2-related limb-girdle muscular dystrophy R23NeuromuscularView →
Laminin subunit alpha 2-related muscular dystrophyNeuromuscularGroupView →
LaminopathyGroupView →
Laminopathy with lipodystrophyGroupView →
Laminopathy with peripheral neuropathyGroupView →
Laminopathy with premature agingGroupView →
Laminopathy with striated muscle involvementGroupView →
Landau-Kleffner SyndromeNeurologicalView →
Langer mesomelic dysplasiaView →
Langerhans cell histiocytosis58 recruitingImmuneView →
Langerhans cell sarcoma4 recruitingOncologyView →
Large/giant congenital melanocytic nevusView →
Laron syndromeView →
Laron syndrome with immunodeficiencyImmuneView →
Larsen syndromeView →
Larsen-like osseous dysplasia-short stature syndromeView →
Larsen-like syndrome, B3GAT3 typeView →
Laryngeal abductor paralysisView →
Laryngeal abductor paralysis-intellectual disability syndromeView →
Laryngeal neuroendocrine tumor6 recruitingEndocrineView →
Laryngo-onycho-cutaneous syndromeView →
LaryngoceleView →
Laryngotracheoesophageal cleft1 recruitingView →
Laryngotracheoesophageal cleft type 0View →
Laryngotracheoesophageal cleft type 1View →
Laryngotracheoesophageal cleft type 2View →
Laryngotracheoesophageal cleft type 3View →
Laryngotracheoesophageal cleft type 4View →
Larynx anomalyGroupView →
Larynx atresia1 recruitingView →
Lassa fever3 recruitingView →
Late infantile CACH syndromeView →
Late infantile CLN1 diseaseView →
Late infantile CLN10 diseaseView →
Late infantile CLN2 diseaseView →
Late infantile CLN5 diseaseView →
Late infantile CLN6 diseaseView →
Late infantile CLN8 diseaseView →
Late-infantile/juvenile Krabbe diseaseView →
Late-onset ataxia with dementiaNeurologicalGroupView →
Late-onset citrullinemia type IView →
Late-onset combined immunodeficiency due to ICOS deficiencyImmuneView →
Late-onset combined immunodeficiency due to ICOSL deficiencyImmuneView →
Late-onset distal myopathy, Markesbery-Griggs typeNeuromuscularView →
Late-onset familial hypoaldosteronismView →
Late-onset focal dermal elastosisView →
Late-onset idiopathic chronic pancreatitisView →
Late-onset isolated ACTH deficiencyView →
Late-onset junctional epidermolysis bullosaDermatologicalView →
Late-onset localized junctional epidermolysis bullosa-intellectual disability syndromeDermatologicalView →
Late-onset nephronophthisisRenalView →
Late-Onset Pompe Disease8 recruitingMetabolicView →
Late-onset retinal degeneration4 recruitingOphthalmologicalView →
Late-onset Steinert myotonic dystrophy1 recruitingView →
Lateral meningocele syndrome1 recruitingView →
Lathosterolosis1 recruitingView →
Lattice corneal dystrophy type IOphthalmologicalView →
Laubry-Pezzi syndromeView →
Laurence-Moon syndrome7 recruitingView →
Laurin-Sandrow syndromeView →
LCAT deficiency2 recruitingView →
Lead poisoning1 recruitingView →
Leber Congenital Amaurosis4 recruitingOphthalmologicalView →
Leber Hereditary Optic Neuropathy9 recruitingMitochondrialView →
Leber plus disease8 recruitingView →
Ledderhose diseaseView →
Left isomerism1 recruitingView →
Left Ventricular Noncompaction3 recruitingCardiovascularView →
Legg-Calvé-Perthes disease5 recruitingView →
Legionnaires diseaseView →
Legius syndrome3 recruitingView →
Leigh Syndrome6 recruitingMitochondrialView →
Leigh syndrome with cardiomyopathy2 recruitingNeuromuscularView →
Leigh syndrome with leukodystrophy1 recruitingNeurologicalView →
Leigh syndrome with nephrotic syndromeMitochondrialView →
Leiomyosarcoma37 recruitingOncologyView →
Leiomyosarcoma of small intestine3 recruitingOncologyView →
Leiomyosarcoma of the cervix uteri1 recruitingOncologyView →
Leiomyosarcoma of the corpus uteri5 recruitingOncologyView →
Leishmaniasis16 recruitingView →
Lelis syndromeView →
Lemierre syndromeView →
Lennox-Gastaut Syndrome5 recruitingNeurologicalView →
Lens position anomalyGroupView →
Lens position anomaly of genetic originGroupView →
Lens shape anomalyGroupView →
Lens size anomalyGroupView →
Lens size anomaly of genetic originGroupView →
Lenz-Majewski hyperostotic dysplasiaView →
Leprosy8 recruitingView →
Leptospirosis4 recruitingView →
Leri pleonosteosisView →
Léri-Weill dyschondrosteosisView →
Lesch-Nyhan syndrome1 recruitingView →
Lethal acantholytic erosive disorderView →
Lethal arteriopathy syndrome due to fibulin-4 deficiencyView →
Lethal ataxia with deafness and optic atrophy3 recruitingNeurologicalView →
Lethal brain and heart developmental defects1 recruitingView →
Lethal chondrodysplasiaGroupView →
Lethal congenital contracture syndrome type 12 recruitingView →
Lethal congenital contracture syndrome type 22 recruitingView →
Lethal congenital contracture syndrome type 32 recruitingView →
Lethal faciocardiomelic dysplasiaView →
Lethal fetal brain malformation-duodenal atresia-bilateral renal hypoplasia syndromeRenalView →
Lethal fetal cerebrorenogenitourinary agenesis/hypoplasia syndromeView →
Lethal hemolytic anemia-genital anomalies syndromeBloodView →
Lethal hydranencephaly-diaphragmatic hernia syndromeView →
Lethal infantile mitochondrial myopathy1 recruitingNeuromuscularView →
Lethal intrauterine growth restriction-cortical malformation-congenital contractures syndromeView →
Lethal Kniest-like dysplasiaView →
Lethal Larsen-like syndromeView →
Lethal left ventricular non-compaction-seizures-hypotonia-cataract-developmental delay syndromeNeurologicalView →
Lethal multiple congenital anomalies/dysmorphic syndromeGroupView →
Lethal multiple pterygium syndromeView →
Lethal neonatal spasticity-epileptic encephalopathy syndrome1 recruitingNeurologicalView →
Lethal occipital encephalocele-skeletal dysplasia syndromeConnective TissueView →
Lethal omphalocele-cleft palate syndromeView →
Lethal polymalformative syndrome, Boissel typeView →
Lethal pontocerebellar hypoplasia-hypotonia-respiratory insufficiency syndromeNeurologicalView →
Lethal pontocerebellar hypoplasia-hypotonia-respiratory insufficiency syndrome due to a point mutationNeurologicalView →
Lethal pontocerebellar hypoplasia-hypotonia-respiratory insufficiency syndrome due to biallelic deletions in the ATAD3 gene clusterNeurologicalView →
Lethal recessive chondrodysplasia1 recruitingView →
Lethal short-limb dwarfism, McAlister-Crane typeView →
Leukocyte adhesion deficiency6 recruitingView →
Leukocyte adhesion deficiency type I5 recruitingView →
Leukocyte adhesion deficiency type II4 recruitingView →
Leukocyte adhesion deficiency type IIIView →
LeukodystrophyNeurologicalGroupView →
Leukoencephalopathy with bilateral anterior temporal lobe cystsNeurologicalView →
Leukoencephalopathy with brain stem and spinal cord involvement-high lactate syndrome2 recruitingNeurologicalView →
Leukoencephalopathy with calcifications and cysts3 recruitingNeurologicalView →
Leukoencephalopathy with mild cerebellar ataxia and white matter edema1 recruitingNeurologicalView →
Leukoencephalopathy-dystonia-motor neuropathy syndrome1 recruitingNeurologicalView →
Leukoencephalopathy-palmoplantar keratoderma syndromeNeurologicalView →
Leukoencephalopathy-spondyloepimetaphyseal dysplasia syndromeNeurologicalView →
Leukoencephalopathy-thalamus and brainstem anomalies-high lactate syndromeNeurologicalView →
Leukomelanoderma-infantilism-intellectual disability-hypodontia-hypotrichosis syndromeView →
Leukonychia totalisView →
Leukonychia totalis-acanthosis-nigricans-like lesions-abnormal hair syndromeView →
LevocardiaView →
Lewis-Pashayan syndromeView →
Lewis-Sumner syndromeView →
Leydig cell hypoplasiaView →
Leydig cell hypoplasia due to complete LH resistanceView →
Leydig cell hypoplasia due to LHB deficiencyView →
Leydig cell hypoplasia due to partial LH resistanceView →
Lhermitte-Duclos diseaseView →
Li-Fraumeni syndrome12 recruitingView →
Lichen amyloidosis1 recruitingView →
Lichen planus pemphigoidesView →
Lichen planus pigmentosus1 recruitingView →
Lichtenstein syndromeView →
Liddle syndrome1 recruitingView →
LIG4 syndrome1 recruitingView →
Light and heavy chain deposition disease3 recruitingView →
Light Chain Amyloidosis54 recruitingCardiovascularView →
Light chain deposition disease4 recruitingView →
Ligneous conjunctivitisView →
Limb body wall complexView →
Limb-Girdle Muscular Dystrophy6 recruitingNeuromuscularView →
Limb-girdle muscular dystrophy due to POMK deficiencyNeuromuscularView →
Limb-mammary syndrome1 recruitingView →
Limbal stem cell deficiency7 recruitingView →
Limited cutaneous systemic sclerosis1 recruitingView →
Limited systemic sclerosis5 recruitingView →
Linear and whorled nevoid hypermelanosisView →
Linear atrophoderma of MoulinView →
Linear focal elastosisView →
Linear hypopigmentation and craniofacial asymmetry with acral, ocular and brain anomaliesView →
Linear IgA dermatosisView →
Linear lichen planusView →
Linear nevus sebaceus syndromeView →
Linear verrucous nevus syndromeView →
LIPE-related familial partial lipodystrophyView →
Lipid storage diseaseMetabolicGroupView →
Lipoatrophy with diabetes, leukomelanodermic papules, liver steatosis, and hypertrophic cardiomyopathyNeuromuscularView →
LipoblastomaOncologyView →
Lipodystrophy due to peptidic growth factors deficiencyView →
Lipodystrophy-demyelinating peripheral sensory-motor neuropathy syndromeView →
Lipodystrophy-intellectual disability-deafness syndromeView →
Lipoic acid biosynthesis defectGroupView →
Lipoic acid synthetase deficiencyView →
Lipoid proteinosisView →
Lipomatous non-saccular limited dorsal myeloschisisView →
LipomyelomeningoceleView →
Lipoprotein glomerulopathyRenalView →
Liposarcoma35 recruitingOncologyView →
Lipoyl transferase 1 deficiencyView →
Lisch epithelial corneal dystrophyOphthalmologicalView →
LissencephalyNeurologicalGroupView →
Lissencephaly due to LIS1 mutationNeurologicalView →
Lissencephaly due to TUBA1A mutationNeurologicalView →
Lissencephaly syndrome, Norman-Roberts typeNeurologicalView →
Lissencephaly type 1 due to doublecortin gene mutationNeurologicalView →
Lissencephaly type 3-familial fetal akinesia sequence syndromeNeurologicalView →
Lissencephaly type 3-metacarpal bone dysplasia syndromeNeurologicalView →
Lissencephaly with cerebellar hypoplasia type ANeurologicalView →
Lissencephaly with cerebellar hypoplasia type BNeurologicalView →
Lissencephaly with cerebellar hypoplasia type CNeurologicalView →
Lissencephaly with cerebellar hypoplasia type DNeurologicalView →
Lissencephaly with cerebellar hypoplasia type ENeurologicalView →
Lissencephaly with cerebellar hypoplasia type FNeurologicalView →
Listeriosis1 recruitingView →
Littoral cell hemangioma of the spleenView →
Livedoid vasculopathy3 recruitingView →
Liver adenomatosisView →
LMNA-related cardiocutaneous progeria syndromeView →
Lobar holoprosencephalyView →
Localized dystrophic epidermolysis bullosaDermatologicalView →
Localized dystrophic epidermolysis bullosa, acral formDermatologicalView →
Localized dystrophic epidermolysis bullosa, nails onlyDermatologicalView →
Localized dystrophic epidermolysis bullosa, pretibial formDermatologicalView →
Localized epidermolysis bullosa simplexDermatologicalView →
Localized junctional epidermolysis bullosaDermatologicalView →
Localized lichen myxedematosus with mixed features of different subtypesView →
Localized lichen myxedematosus with monoclonal gammopathy or systemic symptomsView →
Localized pagetoid reticulosisView →
Localized pleural mesotheliomaRespiratoryView →
Localized scleroderma5 recruitingView →
Locked-in syndrome6 recruitingView →
Loeffler endocarditisView →
Loeys-Dietz Syndrome4 recruitingConnective TissueView →
Logopenic progressive aphasia7 recruitingView →
Loiasis2 recruitingView →
Long chain 3-hydroxyacyl-CoA dehydrogenase deficiency1 recruitingView →
Long chain acyl-CoA dehydrogenase deficiency3 recruitingView →
Long QT Syndrome15 recruitingCardiovascularView →
Longitudinal vaginal septumView →
Loose anagen syndromeView →
Low oxygen affinity alpha chain hemoglobin diseaseView →
Low oxygen affinity beta chain hemoglobin diseaseView →
Low oxygen affinity gamma chain hemoglobin diseaseView →
Low oxygen affinity hemoglobin diseaseView →
Low phospholipid-associated cholelithiasisView →
Low-grade neuroendocrine tumor of the corpus uteriEndocrineView →
Lowe-Kohn-Cohen syndromeView →
Lower limb hypertrophyView →
Lower limb malformation-hypospadias syndromeView →
Lower motor neuron syndrome with late-adult onsetNeuromuscularView →
Lowry-MacLean syndromeView →
Lowry-Wood syndrome2 recruitingView →
LRP5-related primary osteoporosisView →
Lujan-Fryns syndromeView →
Lujo hemorrhagic feverView →
LUMBAR syndrome16 recruitingView →
Lung agenesis-heart defect-thumb anomalies syndromeView →
Lung fibrosis-immunodeficiency-46,XX gonadal dysgenesis syndromeImmuneView →
Lupus erythematosus panniculitisView →
Lupus erythematosus tumidusView →
Luscan-Lumish syndromeView →
Lyme disease24 recruitingView →
Lymphangioleiomyomatosis10 recruitingRespiratoryView →
Lymphatic filariasis7 recruitingView →
Lymphatic-venous malformation6 recruitingView →
Lymphedema with yellow nailsView →
Lymphedema-atrial septal defects-facial changes syndromeView →
Lymphedema-cerebral arteriovenous anomaly-primary pulmonary hypertension syndromeRespiratoryView →
Lymphedema-distichiasis syndromeView →
Lymphedema-posterior choanal atresia syndromeView →
Lymphedema-ptosis syndromeView →
Lymphocytic hypereosinophilic syndromeView →
Lymphocytic mastitisView →
Lymphoepithelial cyst of the pancreasView →
Lymphoepithelial-like carcinoma5 recruitingOncologyView →
Lymphoid hemopathyGroupView →
Lymphoid interstitial pneumonia2 recruitingView →
LymphomaBloodGroupView →
Lymphomatoid granulomatosis3 recruitingBloodView →
Lymphomatoid papulosis3 recruitingBloodView →
Lymphoplasmacytic inflammatory pseudotumor of the liverView →
Lymphoplasmacytic lymphoma without IgM productionBloodView →
Lymphoproliferative disease associated with primary immune diseaseGroupView →
Lynch syndrome40 recruitingView →
Lysinuric protein intoleranceView →
Lysosomal acid lipase deficiency3 recruitingView →
Lysosomal acid phosphatase deficiencyView →
Lysosomal diseaseGroupView →
Lysosomal disease with epilepsyNeurologicalGroupView →
Lysosomal disease with hypertrophic cardiomyopathyNeuromuscularGroupView →
Lysosomal disease with restrictive cardiomyopathyNeuromuscularGroupView →
Lysosomal glycogen storage diseaseMetabolicGroupView →
Lysosomal storage disease with skeletal involvementMetabolicGroupView →
OBSOLETE: Laminopathy type Decaudain-VigourouxRetired termView →
OBSOLETE: Langerhans cell histiocytosis in childhood and adulthoodImmuneRetired termView →
OBSOLETE: Langerhans cell histiocytosis specific to adulthoodImmuneRetired termView →
OBSOLETE: Langerhans cell histiocytosis specific to childhoodImmuneRetired termView →
OBSOLETE: Laryngeal dyskinesiaRetired termView →
OBSOLETE: Laryngo-tracheo-esophageal cleft-pulmonary hypoplasia syndromeRespiratoryRetired termView →
OBSOLETE: Late infantile neuronal ceroid lipofuscinosisNeurologicalRetired termView →
OBSOLETE: LeptomyelolipomaRetired termView →
OBSOLETE: Lethal brachymelia-polycystic kidney disease-congenital heart defect syndromeRenalRetired termView →
OBSOLETE: Lethal chondrodysplasia, Moerman typeRetired termView →
OBSOLETE: Lethal chondrodysplasia, Seller typeRetired termView →
OBSOLETE: Lethal idiopathic viral infectionRetired termView →
OBSOLETE: Levodopa-unresponsive juvenile parkinsonismNeurologicalRetired termView →
OBSOLETE: Limb dystoniaRetired termView →
OBSOLETE: Limb-girdle bone anomalyRetired termView →
OBSOLETE: Limbic encephalitis associated with antibodies to cell membrane antigensRetired termView →
OBSOLETE: Limbic encephalitis with caspr2 antibodiesRetired termView →
OBSOLETE: Limbic encephalitis with DPP6 antibodiesRetired termView →
OBSOLETE: Limbic encephalitis with LGI1 antibodiesRetired termView →
OBSOLETE: Limbic encephalitis with nCMAgs antibodiesRetired termView →
OBSOLETE: Limbic encephalitis with neurexin-3 antibodiesRetired termView →
OBSOLETE: LIMS2-related myopathyNeuromuscularRetired termView →
OBSOLETE: Lissencephaly-demyelinating axonal neuropathy syndromeNeurologicalRetired termView →
OBSOLETE: Localized epiphyseal dysplasiaRetired termView →
OBSOLETE: Low birth weight-dwarfism-dysgammaglobulinemia syndromeRetired termView →
OBSOLETE: Low isolated anorectal malformationRetired termView →
OBSOLETE: Low-grade ependymomaRetired termView →
OBSOLETE: Lown-Ganong-Levine syndromeRetired termView →
OBSOLETE: Lumbosacral spina bifida apertaRetired termView →
OBSOLETE: Lumbosacral spina bifida cysticaRetired termView →
OBSOLETE: LymphedemaRetired termView →
OBSOLETE: Lymphedema praecoxRetired termView →
OBSOLETE: Lymphedema tardaRetired termView →
OBSOLETE: Lymphedema-cleft palate syndromeRetired termView →
OBSOLETE: Lymphoadenopathic mastocytosis with eosinophiliaRetired termView →
OBSOLETE: Lymphocytic colitisRetired termView →