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"

10,911 rare diseases

Tetraploidy syndrome

ORPHA:3305

Tetrasomy 18p syndrome

Isochromosome 18p

ORPHA:3307

Tetrasomy 21 syndrome

Isochromosome 21

ORPHA:96055

Tetrasomy 5p syndrome

Isochromosome 5p

ORPHA:3309

Tetrasomy 9p syndrome

Isochromosome 9p

ORPHA:3310

Tetrasomy X syndrome

48,XXXX syndrome · Quadruple X

ORPHA:9

TFR2-related hemochromatosis

Hereditary hemochromatosis type 3

ORPHA:225123

Thakker-Donnai syndrome

Dysmorphism-multiple structural anomalies syndrome

ORPHA:1780

Thalassemia

ORPHA:707786

Thalidomide embryopathy

Fetal thalidomide syndrome

ORPHA:3312

Thanatophoric dysplasia

TD

ORPHA:2655

Thanatophoric dysplasia type 1

TD1 · Thanatophoric dwarfism type 1

ORPHA:1860

Thanatophoric dysplasia type 2

Cloverleaf skull-micromelic bone dysplasia syndrome · TD2

ORPHA:93274

Thanatophoric dysplasia, Glasgow variant

ORPHA:93275

Theca steroid-producing cell malignant tumor of ovary, not further specified

Theca (steroid-producing) cell cancer, not further specified

ORPHA:99917

Therapy related acute myeloid leukemia and myelodysplastic syndrome

Acute myeloid leukemia · AML

ORPHA:86846

Thiamine-responsive encephalopathy

ORPHA:199348

Thiamine-responsive maple syrup urine disease

Thiamine-responsive BCKD deficiency · Thiamine-responsive MSUD

ORPHA:268184

Thiamine-responsive megaloblastic anemia syndrome

Rogers syndrome · TRMA

ORPHA:49827

Thickened earlobes-conductive deafness syndrome

Thickened earlobes-conductive hearing loss syndrome · Escher-Hirt syndrome

ORPHA:2405

Thiel-Behnke corneal dystrophy

Anterior limiting membrane dystrophy type 2 · Corneal dystrophy of Bowman layer type 2

ORPHA:98960

Thiemann disease, familial form

Aseptic necrosis of phalangeal epiphyses · Osteochondrosis of phalangeal epiphyses

ORPHA:3314

Thin ribs-tubular bones-dysmorphism syndrome

Sharma-Kapoor-Ramji syndrome

ORPHA:1506

Thinking epilepsy

ORPHA:166424

Third branchial cleft anomaly

Third branchial cleft cyst · Third branchial cleft fistula

ORPHA:141030

THOC6-related developmental delay-microcephaly-facial dysmorphism syndrome

Beaulieu-Boycott-Innes syndrome · BBIS

ORPHA:363444

Thomas syndrome

Potter sequence-cleft lip/palate-cardiopathy syndrome

ORPHA:3316

Thoracic dysplasia-hydrocephalus syndrome

ORPHA:1861

Thoracic malformation

ORPHA:182108

Thoracic outlet syndrome

TOS · Thoracic outlet compression syndrome

ORPHA:97330

Thoraco-abdominal enteric duplication

ORPHA:1759

Thoracolaryngopelvic dysplasia

Barnes syndrome

ORPHA:3317

Thoracomelic dysplasia

Rivera-Perez-Salas syndrome · Thoracolimb dysplasia, Rivera type

ORPHA:1803

Thost-Unna palmoplantar keratoderma

ORPHA:496

Thrombocythemia with distal limb defects

Familial thrombocytosis with transverse limb defect · Hereditary thrombocytosis with transverse limb defect

ORPHA:329319

Thrombocytopenia with congenital dyserythropoietic anemia

XDAT · Congenital dyserythropoietic anemia with thombocytopenia

ORPHA:67044

Thrombocytopenia-absent radius syndrome

TAR syndrome

ORPHA:3320

Thrombomodulin-related bleeding disorder

THBD-related bleeding disorder · THBD-related coagulopathy

ORPHA:436169

Thrombotic microangiopathy

TMA

ORPHA:93573

Thrombotic thrombocytopenic purpura

Moschcowitz disease · TTP

ORPHA:54057

Thumb deformity-alopecia-pigmentation anomaly syndrome

Sparse hair-short stature-skin anomalies syndrome

ORPHA:2251

Thumb stiffness-brachydactyly-intellectual disability syndrome

Piussan-Lenaerts-Mathieu syndrome

ORPHA:1078

Thygeson superficial punctate keratitis

Thygeson superficial punctate keratopathy

ORPHA:519406

Thymic carcinoma

ORPHA:99868

Thymic epithelial neoplasm

TEN · Thymic epithelial tumor

ORPHA:3398

Thymic neuroendocrine carcinoma

ORPHA:99869

Thymic neuroendocrine tumor

ORPHA:97289

Thymic tumor

ORPHA:100100