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"

123 matching diseasesClear search ×

Fragile X-associated tremor/ataxia syndrome

FXTAS syndrome

ORPHA:93256

Fraser syndrome

Cryptophthalmos-syndactyly syndrome

ORPHA:2052

FRAXF syndrome

ORPHA:100974

Freeman-Sheldon syndrome

Craniocarpotarsal dysplasia · Craniocarpotarsal dystrophy

ORPHA:2053

Frey syndrome

Baillarger syndrome · Auriculotemporal syndrome

ORPHA:662240

Fried syndrome

ORPHA:85335

Fryns syndrome

Diaphragmatic hernia-facial dysmorphism-distal limb anomalies syndrome

ORPHA:2059

Ghosal hematodiaphyseal dysplasia

Diaphyseal dysplasia-anemia syndrome · Ghosal syndrome

ORPHA:1802

Growth deficiency-brachydactyly-dysmorphism syndrome

Frias syndrome

ORPHA:2055

H syndrome

ORPHA:168569

Hallermann-Streiff syndrome

François dyscephalic syndrome · Oculomandibulofacial syndrome

ORPHA:2108

Holoprosencephaly-craniosynostosis syndrome

Camero-Lituania-Cohen syndrome · Genoa syndrome

ORPHA:2163

Hypomyelination-hypogonadotropic hypogonadism-hypodontia syndrome

4H syndrome

ORPHA:88637

Infantile-onset spinocerebellar ataxia

IOSCA · Ohaha syndrome

ORPHA:1186

IVIC syndrome

Oculo-oto-radial syndrome · Radial ray defects, hearing impairment, external ophthalmoplegia, and thrombocytopenia

ORPHA:2307

L1 syndrome

CRASH syndrome · Corpus callosum hypoplasia-retardation-adducted thumbs-spasticity-hydrocephalus syndrome

ORPHA:275543

LUMBAR syndrome

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

ORPHA:83628

Malpuech syndrome

3MC3 syndrome · Malpuech facial clefting syndrome

ORPHA:2453

Miller Fisher syndrome

Cranial variant of GBS · Cranial variant of Guillain-Barré syndrome

ORPHA:98919

Monosomy 9p syndrome

9p deletion syndrome · 9p- syndrome

ORPHA:261112

Multiple synostoses syndrome

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

ORPHA:3237

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

5q- syndrome · MDS

ORPHA:86841

N syndrome

ORPHA:2608

OBSOLETE: Cranioacrofacial syndrome

OBSOLETE: Grosse syndrome

ORPHA:1339

OBSOLETE: Orofaciodigital syndrome type 10

OBSOLETE: Orofaciodigital syndrome with fibular aplasia · OBSOLETE: OFD10

ORPHA:2756

OBSOLETE: Orofaciodigital syndrome type 12

OBSOLETE: OFD12 · OBSOLETE: Moran-Barroso syndrome

ORPHA:141327

OBSOLETE: Orofaciodigital syndrome type 13

OBSOLETE: Degner syndrome · OBSOLETE: Oral-facial-digital syndrome type 13

ORPHA:141330

Occipital horn syndrome

ORPHA:198

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

Oculootodental syndrome

OOD

ORPHA:99806

Oculotrichoanal syndrome

MOTA syndrome · Manitoba oculotrichoanal syndrome

ORPHA:2717

Odonto-tricho-ungual-digito-palmar syndrome

OTUDP syndrome · Odonto-tricho-ungual-digito-palmar syndrome, Mendoza-Valiente type

ORPHA:69082

Ogden syndrome

Premature aging appearance-developmental delay-cardiac arrhythmia syndrome

ORPHA:276432

Oguchi disease

Congenital stationary night blindness, Oguchi type · Oguchi syndrome

ORPHA:75382

Oley syndrome

Congenital hypotrichosis-milia syndrome

ORPHA:79458

Oliver syndrome

Postaxial polydactyly-intellectual disability syndrome

ORPHA:2920

Omenn syndrome

Combined immunodeficiency with hypereosinophilia

ORPHA:39041

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

Orofacial clefting syndrome

ORPHA:139039

Orofaciodigital syndrome

OFD · Oral-facial-digital syndrome

ORPHA:140997

Orofaciodigital syndrome type 1

OFD1 · OFDI

ORPHA:2750

Orofaciodigital syndrome type 11

OFD11 · Oral-facial-digital syndrome type 11

ORPHA:141000

Orofaciodigital syndrome type 14

Microcephaly-cerebral malformation-orofaciodigital syndrome · OFD14

ORPHA:434179

Orofaciodigital syndrome type 18

OFD18 · Oral-facial-digital syndrome type 18

ORPHA:508501