Rare Disease Library

Browse Orphanet-curated rare diseases with HPO phenotype annotations, synonyms, and linked support programs. Search by name, abbreviation, or synonym.

Try: "IgA nephropathy", "C3G", "Berger's disease", "PKU", "Duchenne"

200 matching diseasesClear search ×

Laryngo-onycho-cutaneous syndrome

LOGIC syndrome · Laryngeal and ocular granulation tissue in children from the Indian subcontinent syndrome

ORPHA:2407

Lateral meningocele syndrome

Lehman syndrome

ORPHA:2789

Laurin-Sandrow syndrome

Mirror hands and feets-nasal defects syndrome · Sandrow syndrome

ORPHA:2378

Legius syndrome

Nonmosaic Legius syndrome · NF1-like syndrome

ORPHA:137605

Leigh syndrome

Infantile subacute necrotizing encephalopathy · Leigh disease

ORPHA:506

Lelis syndrome

Ectodermal dysplasia-acanthosis nigricans syndrome

ORPHA:140936

Leukoencephalopathy with calcifications and cysts

Labrune syndrome · LCC

ORPHA:542310

Li-Fraumeni syndrome

ORPHA:524

Liddle syndrome

Pseudoaldosteronism

ORPHA:526

Limb body wall complex

LBWC syndrome · Body stalk anomaly

ORPHA:2369

LUMBAR syndrome

PELVIS syndrome · Perineal hemangioma-external genitalia malformations-lipomyelomeningocele-vesicorenal abnormalities-imperforate anus-skin tag syndrome

ORPHA:83628

Lynch syndrome

ORPHA:144

Mammary-digital-nail syndrome

MDN syndrome · Onycho-digito-mammary syndrome

ORPHA:238744

Mandibular hypoplasia-deafness-progeroid features-lipodystrophy syndrome

MDPL syndrome · MDP syndrome

ORPHA:363649

MASS syndrome

Mitral valve-aorta-skeleton-skin syndrome

ORPHA:99715

Megalencephaly-polymicrogyria-postaxial polydactyly-hydrocephalus syndrome

MPPH syndrome

ORPHA:83473

Megalocornea-intellectual disability syndrome

MMR syndrome · Neuhäuser syndrome

ORPHA:2479

Michels syndrome

3MC1 syndrome · Oculopalatoskeletal syndrome

ORPHA:2506

Microphthalmia with linear skin defects syndrome

MCOPS7 · MIDAS syndrome

ORPHA:2556

MOMO syndrome

Macrocephaly-obesity-intellectual disability-ocular abnormalities syndrome · Macrosomia-obesity-macrocephaly-ocular abnormalities syndrome

ORPHA:2563

Monosomy 18p syndrome

18p- syndrome · De Grouchy syndrome type 1

ORPHA:1598

Monosomy 18q syndrome

18q- syndrome · Deletion 18q

ORPHA:1600

Monosomy 9p syndrome

9p deletion syndrome · 9p- syndrome

ORPHA:261112

MRCS syndrome

Microcornea-rod-cone dystrophy-cataract-posterior staphyloma syndrome

ORPHA:263347

Multiple endocrine neoplasia type 2A

MEN2A · PTC syndrome

ORPHA:247698

Multiple synostoses syndrome

Deafness-Hermann type symphalangism syndrome · Facio-audio-symphalangism

ORPHA:3237

Muscle-eye-brain disease

MEB syndrome · Muscle-eye-brain syndrome

ORPHA:588

Myelodysplastic syndrome associated with isolated del(5q) chromosome abnormality

5q- syndrome · MDS

ORPHA:86841

N syndrome

ORPHA:2608

Naegeli-Franceschetti-Jadassohn syndrome

NFJ syndrome · Naegeli syndrome

ORPHA:69087

NAME syndrome

Nevi-atrial myxoma-myxoid neurofibromata-ephelides syndrome

ORPHA:623

Nevo syndrome

Cerebral gigantism, Nevo type

ORPHA:2691

Nodulosis-arthropathy-osteolysis syndrome

NAO syndrome

ORPHA:85196

Noonan syndrome with multiple lentigines

Cardiomyopathic lentiginosis · Familial multiple lentigines syndrome

ORPHA:500

Noonan syndrome-like disorder with juvenile myelomonocytic leukemia

CBL syndrome · Noonan syndrome-like disorder with JMML

ORPHA:363972

Oculocerebrorenal syndrome of Lowe

Lowe disease · Lowe oculo-cerebro-renal syndrome

ORPHA:534

Oculodentodigital dysplasia

Oculo-dento-digital dysplasia · ODOD syndrome

ORPHA:2710

Oculofaciocardiodental syndrome

OFCD syndrome · Cataract-microphthalmia-radiculomegaly-cardiac septal defect syndrome

ORPHA:2712

Oculogastrointestinal-neurodevelopmental syndrome

OGIN Syndrome

ORPHA:611201

Oculotrichoanal syndrome

MOTA syndrome · Manitoba oculotrichoanal syndrome

ORPHA:2717

Oley syndrome

Congenital hypotrichosis-milia syndrome

ORPHA:79458

Onycho-tricho-dysplasia-neutropenia syndrome

Itin syndrome · ONMR syndrome

ORPHA:2739

Ophthalmomandibulomelic dysplasia

OMM syndrome · Pillay syndrome

ORPHA:2741

Opsoclonus-myoclonus syndrome

Ataxo-opso-myoclonus syndrome · Dancing eye syndrome

ORPHA:1183

Orofaciodigital syndrome type 2

Mohr syndrome · OFD2

ORPHA:2751

Otofaciocervical syndrome

Fara-Chlupackova syndrome · OFC syndrome

ORPHA:2792

Pai syndrome

Median cleft of the upper lip-corpus callosum lipoma-midline facial cutaneous polyps syndrome

ORPHA:1993

Painful legs and moving toes syndrome

PLMT syndrome

ORPHA:617440