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 ×

HARP syndrome

Hypoprebetalipoproteinemia-acanthocytosis-retinitis pigmentosa-pallidal degeneration syndrome

ORPHA:157855

HEC syndrome

Hydrocephalus-endocardial fibroelastosis-cataract syndrome

ORPHA:2119

Hemiconvulsion-hemiplegia-epilepsy syndrome

HHE · HHE syndrome

ORPHA:86908

Holmes-Adie syndrome

Tonic pupil-tendon areflexia syndrome · Adie syndrome

ORPHA:454718

Hyperornithinemia-hyperammonemia-homocitrullinuria syndrome

HHH syndrome · ORNT1 deficiency

ORPHA:415

Hypertelorism-microtia-facial clefting syndrome

Bixler-Christian-Gorlin syndrome · HMC syndrome

ORPHA:2213

Hypocomplementemic urticarial vasculitis

Anti-C1q vasculitis · Mac Duffie hypocomplementemic urticarial vasculitis

ORPHA:36412

Hypomyelination-hypogonadotropic hypogonadism-hypodontia syndrome

4H syndrome

ORPHA:88637

Hypoparathyroidism-sensorineural deafness-renal disease syndrome

Hypoparathyroidism-sensorineural hearing loss-renal disease syndrome · Barakat syndrome

ORPHA:2237

Hypotonia-speech impairment-severe cognitive delay syndrome

Infantile hypotonia-psychomotor retardation-characteristic facies syndrome · IHPRF syndrome

ORPHA:371364

IBIDS syndrome

Tay syndrome · Trichothiodystrophy type E

ORPHA:453

ICF syndrome

Immunodeficiency-centromeric instability-facial dysmorphism syndrome · Immunodeficiency-centromeric instability-facial anomalies syndrome

ORPHA:2268

ICHAD syndrome

Immune dysregulation-craniofacial anomalies-hearing impairment-athelia-developmental delay syndrome

ORPHA:699599

Ichthyosis follicularis-alopecia-photophobia syndrome

IFAP syndrome · Ichthyosis follicularis-atrichia-photophobia syndrome

ORPHA:2273

Ichthyosis-hypotrichosis syndrome

Hypotrichosis-congenital ichthyosis syndrome · IFAH syndrome

ORPHA:91132

IMAGe syndrome

Intrauterine growth retardation-metaphyseal dysplasia-adrenal hypoplasia congenita-genital anomalies syndrome

ORPHA:85173

Infantile convulsions and choreoathetosis

ICCA syndrome · Paroxysmal kinesigenic dyskinesia and infantile convulsions

ORPHA:31709

Intellectual disability-hypoplastic corpus callosum-preauricular tag syndrome

Da Silva syndrome

ORPHA:1495

Interstitial lung disease-nephrotic syndrome-epidermolysis bullosa syndrome

ILNEB syndrome · Junctional epidermolysis bullosa with interstitial lung disease and nephrotic syndrome

ORPHA:306504

IRIDA syndrome

Iron-refractory iron deficiency anemia

ORPHA:209981

Iridocorneal endothelial syndrome

ICE syndrome

ORPHA:64734

IRVAN syndrome

Idiopathic retinal vasculitis-aneurysms-neuroretinitis syndrome

ORPHA:209943

Isaacs syndrome

Continuous muscle fiber activity syndrome · Quantal squander syndrome

ORPHA:84142

IVIC syndrome

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

ORPHA:2307

JMP syndrome

Joint contractures-muscular atrophy-microcytic anemia-panniculitis-associated lipodystrophy syndrome

ORPHA:324999

KBG syndrome

Short stature-facial and skeletal anomalies-intellectual disability-macrodontia syndrome · ANKRD11-related disorder

ORPHA:2332

KID syndrome

KID/HID syndrome · Keratitis-ichthyosis-deafness/Hystrix-like ichthyosis-deafness syndrome

ORPHA:477

L1 syndrome

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

ORPHA:275543

Laryngo-onycho-cutaneous syndrome

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

ORPHA:2407

Laurin-Sandrow syndrome

Mirror hands and feets-nasal defects syndrome · Sandrow syndrome

ORPHA:2378

Lethal ataxia with deafness and optic atrophy

Arts syndrome · Lethal ataxia with hearing loss and optic atrophy

ORPHA:1187

Locked-in syndrome

Pseudocoma · LIS

ORPHA:2406

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

Megalocornea-intellectual disability syndrome

MMR syndrome · Neuhäuser syndrome

ORPHA:2479

Melorheostosis with osteopoikilosis

MSBD syndrome · Mixed sclerosing bone dystrophy

ORPHA:1879

Michels syndrome

3MC1 syndrome · Oculopalatoskeletal syndrome

ORPHA:2506

Microphthalmia with linear skin defects syndrome

MCOPS7 · MIDAS syndrome

ORPHA:2556

Microphthalmia-brain atrophy syndrome

MCOPS10 · MOBA syndrome

ORPHA:77299

Mohr-Tranebjaerg syndrome

DDON syndrome · Deafness-dystonia-optic neuronopathy syndrome

ORPHA:52368

Monosomy 18p syndrome

18p- syndrome · De Grouchy syndrome type 1

ORPHA:1598

Monosomy 18q syndrome

18q- syndrome · Deletion 18q

ORPHA:1600

Monosomy 5p syndrome

Cri du chat syndrome · Deletion 5p

ORPHA:281

Monosomy 9p syndrome

9p deletion syndrome · 9p- syndrome

ORPHA:261112

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

Musculocontractural Ehlers-Danlos syndrome

Musculocontractural EDS · mcEDS

ORPHA:2953