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"

10,912 rare diseases

Hypophosphatasia

HPP · Phosphoethanolaminuria

ORPHA:436

Hypophosphatemic rickets

ORPHA:437

Hypopigmentation of the skin

ORPHA:79376

Hypopigmentation-punctate palmoplantar keratoderma syndrome

Cole disease · Guttate hypopigmentation and punctate palmoplantar keratoderma

ORPHA:324561

Hypopituitarism-micropenis-cleft lip/palate syndrome

ORPHA:2243

Hypopituitarism-microphthalmia syndrome

Kaplowitz-Bodurtha syndrome

ORPHA:2244

Hypoplasia of the mitral valve annulus

ORPHA:99058

Hypoplasminogenemia

Plasminogen deficiency type 1

ORPHA:722

Hypoplastic amelogenesis imperfecta

Amelogenesis imperfecta type 1

ORPHA:100031

Hypoplastic left heart syndrome

HLHS

ORPHA:2248

Hypoplastic pancreas-intestinal atresia-hypoplastic gallbladder syndrome

ORPHA:293864

Hypoplastic right heart syndrome

ORPHA:98723

Hypoplastic tibiae-postaxial polydactyly syndrome

Werner mesomelic syndrome · Hypoplastic tibia-polydactyly syndrome

ORPHA:3332

Hyposmia-nasal and ocular hypoplasia-hypogonadotropic hypogonadism syndrome

Bosma-Henkin-Christiansen syndrome · Bosma arhinia-microphthalmia syndrome

ORPHA:2250

Hypospadias-hypertelorism-coloboma and deafness syndrome

Hypospadias-hypertelorism-coloboma and hearing loss syndrome

ORPHA:157788

Hypospadias-intellectual disability, Goldblatt type syndrome

Goldblatt-Wallis syndrome

ORPHA:2261

Hypothalamic adipsic hypernatraemia syndrome

ORPHA:443101

Hypothalamic insufficiency-secondary microcephaly-visual impairment-urinary anomalies syndrome

ORPHA:370006

Hypothyroidism due to deficient transcription factors involved in pituitary development or function

ORPHA:226307

Hypothyroidism due to TSH receptor mutations

ORPHA:90673

Hypotonia with lactic acidemia and hyperammonemia

COXPD5 · Combined oxidative phosphorylation defect type 5

ORPHA:137908

Hypotonia-cystinuria syndrome

HCS

ORPHA:163690

Hypotonia-cystinuria type 1 syndrome

ORPHA:238517

Hypotonia-failure to thrive-microcephaly syndrome

LTC4 synthase deficiency · Leukotriene C4 synthase deficiency

ORPHA:79507

Hypotonia-speech impairment-severe cognitive delay syndrome

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

ORPHA:371364

Hypotonia-speech impairment-severe cognitive delay syndrome due to NALCN deficiency

ORPHA:700336

Hypotonia-speech impairment-severe cognitive delay syndrome due to UNC80 deficiency

ORPHA:700333

Hypotrichosis simplex

Hereditary hypotrichosis simplex

ORPHA:55654

Hypotrichosis simplex of the scalp

Hereditary hypotrichosis simplex of the scalp

ORPHA:90368

Hypotrichosis with juvenile macular degeneration

HJMD · Hypotrichosis with juvenile macular dystrophy

ORPHA:1573

Hypotrichosis-deafness syndrome

Hypotrichosis-hearing loss syndrome

ORPHA:330029

Hypotrichosis-intellectual disability, Lopes type

Lopes-Marques de Faria syndrome

ORPHA:2266

Hypotrichosis-lymphedema-telangiectasia-renal defect syndrome

Hypotrichosis-lymphedema-telangiectasia-membranoproliferative glomerulonephritis syndrome

ORPHA:69735

Hypotrichosis-osteolysis-periodontitis-palmoplantar keratoderma syndrome

HOPP syndrome · Hypotrichosis-osteolysis-periodontitis-palmoplantar hyperkeratosis syndrome

ORPHA:307936

Hypoxanthine guanine phosphoribosyltransferase partial deficiency

HPRT deficiency, grade I · HPRT partial deficiency

ORPHA:79233

Hypoxanthine-guanine phosphoribosyltransferase deficiency

HPRT deficiency · HPRT1 deficiency

ORPHA:206428

Iatrogenic botulism

Inadvertent botulism

ORPHA:254509

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

ORPHA:79354

Ichthyosis follicularis-alopecia-photophobia syndrome

IFAP syndrome · Ichthyosis follicularis-atrichia-photophobia syndrome

ORPHA:2273

Ichthyosis hystrix gravior

Ichthyosis, Lambert type

ORPHA:79504

Ichthyosis hystrix of Curth-Macklin

Ichthyosis hystrix, Curth-Macklin type

ORPHA:79503

Ichthyosis-alopecia-eclabion-ectropion-intellectual disability syndrome

Jagell-Holmgren-Hofer syndrome

ORPHA:2269

Ichthyosis-hepatosplenomegaly-cerebellar degeneration syndrome

Dykes-Marks-Harper syndrome

ORPHA:2274

Ichthyosis-hypotrichosis syndrome

Hypotrichosis-congenital ichthyosis syndrome · IFAH syndrome

ORPHA:91132

Ichthyosis-intellectual disability-dwarfism-renal impairment syndrome

Passwell-Goodman-Siprkowski syndrome

ORPHA:2278