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"

156 matching diseasesClear search ×

X-linked central congenital hypothyroidism with late-onset testicular enlargement

IGSF1 deficiency syndrome · X-linked central congenital hypothyroidism with late-onset macroorchidism

ORPHA:329235

2-methylbutyryl-CoA dehydrogenase deficiency

2-methylbutyric aciduria · Developmental delay due to 2-methylbutyryl-CoA dehydrogenase deficiency

ORPHA:79157

3-hydroxy-3-methylglutaryl-CoA synthase deficiency

HMG-CoA synthase deficiency

ORPHA:35701

3-methylcrotonyl-CoA carboxylase deficiency

3-methylcrotonylglycinuria · MCC deficiency

ORPHA:6

Adenine phosphoribosyltransferase deficiency

2,8-dihydroxyadenine urolithiasis · APRT deficiency

ORPHA:976

Adenylosuccinate lyase deficiency

ADSL deficiency · Adenylosuccinase deficiency

ORPHA:46

AICA-ribosiduria

5-amino-4-imidazole carboxamide ribosiduria · ATIC deficiency

ORPHA:250977

ALDH18A1-related De Barsy syndrome

Delta-1-pyrroline 5-carboxylate synthetase deficiency · Neurocutaneous syndrome, Bicknell type

ORPHA:35664

Allan-Herndon-Dudley syndrome

AHDS · MCT8 deficiency

ORPHA:59

Alpha-N-acetylgalactosaminidase deficiency

NAGA deficiency · Schindler disease

ORPHA:3137

Apolipoprotein A-I deficiency

ApoA-I deficiency · Familial apoA-I deficiency

ORPHA:425

Argininosuccinic aciduria

ASA deficiency · ASL deficiency

ORPHA:23

Aromatic L-amino acid decarboxylase deficiency

AADC deficiency

ORPHA:35708

Autoimmune lymphoproliferative syndrome-recurrent viral infections due to CASP8 deficiency

CEDS · Caspase 8 deficiency syndrome

ORPHA:275517

Autoinflammatory syndrome with immune deficiency

ORPHA:290839

Autosomal recessive extra-oral halitosis

Methanethiol oxidase deficiency · MTO-deficiency

ORPHA:562538

Autosomal recessive primary immunodeficiency with defective spontaneous natural killer cell cytotoxicity

Autosomal recessive primary immunodeficiency with defective spontaneous NK cell cytotoxicity · CD16 deficiency

ORPHA:437552

Autosomal recessive spastic paraplegia type 26

GM2 synthase deficiency · SPG26

ORPHA:101006

Beta-ketothiolase deficiency

3-ketothiolase deficiency · 3-oxothiolase deficiency

ORPHA:134

Brittle hair syndrome, Sabinas type

Brittle hair-mental deficiency syndrome · Trichothiodystrophy type B

ORPHA:3123

Canavan disease

ACY2 deficiency · Aminoacylase 2 deficiency

ORPHA:141

Carbamoyl-phosphate synthetase 1 deficiency

CPS1 deficiency · CPS1D

ORPHA:147

Carnitine-acylcarnitine translocase deficiency

CACT deficiency

ORPHA:159

Citrullinemia type I

ASS deficiency · Argininosuccinate synthase deficiency

ORPHA:247525

Classic galactosemia

GALT deficiency · Galactose-1-phosphate uridyltransferase deficiency

ORPHA:79239

Classic glucose transporter type 1 deficiency syndrome

De Vivo disease · Classic GLUT1 deficiency syndrome

ORPHA:71277

Classical-like Ehlers-Danlos syndrome type 1

Ehlers-Danlos syndrome due to tenascin-X deficiency · Classical-like EDS type 1

ORPHA:230839

Combined immunodeficiency due to CD27 deficiency

CD27 deficiency · Autosomal recessive lymphoproliferative disease due to CD27 deficiency

ORPHA:238505

Combined immunodeficiency due to DOCK8 deficiency

CID due to DOCK8 deficiency · Combined immunodeficiency due to dedicator of cytokinesis 8 protein deficiency

ORPHA:217390

Combined immunodeficiency due to ITK deficiency

ITK deficiency · Autosomal recessive lymphoproliferative disease due to ITK deficiency

ORPHA:538963

Combined immunodeficiency-cancer predisposing syndrome due to AIOLOS deficiency

Combined immunodeficiency-cancer predisposing syndrome due to IKZF3 deficiency · CID-cancer predisposing syndrome due to AIOLOS deficiency

ORPHA:697385

Common variable immunodeficiency phenotype due to CD19/CD81 deficiency

CVID phenotype due to CD19/CD81 deficiency · CD19 deficiency

ORPHA:696881

Complement component 3 deficiency

C3 deficiency

ORPHA:280133

Complement hyperactivation-angiopathic thrombosis-protein-losing enteropathy syndrome

CD55 deficiency · CHAPLE syndrome

ORPHA:566175

Congenital adrenal hyperplasia due to cytochrome P450 oxidoreductase deficiency

Congenital adrenal hyperplasia due to cytochrome POR deficiency · POR deficiency

ORPHA:95699

Congenital factor XI deficiency

Hemophilia C · PTA deficiency

ORPHA:329

Congenital lactic acidosis, Saguenay-Lac-Saint-Jean type

COX deficiency, French-Canadian type · Cytochrome C oxidase deficiency, French-Canadian type

ORPHA:70472

Congenital sodium diarrhea

Na-H exchanger 3 deficiency · CSD

ORPHA:103908

Constitutional megaloblastic anemia with severe neurologic disease

DHFR deficiency · Dihydrofolate reductase deficiency

ORPHA:319651

Constitutional mismatch repair deficiency syndrome

CMMR-D syndrome

ORPHA:252202

Creatine deficiency syndrome

CDS · Cerebral creatine deficiency syndrome

ORPHA:79172

Cystathioninuria

Cystathionase deficiency · Gamma-cystathionase deficiency

ORPHA:212

Deficiency of adenosine deaminase 2

Adenosine deaminase 2 deficiency · ADA2 deficiency

ORPHA:404553

DEND syndrome

Developmental delay-epilepsy-neonatal diabetes syndrome

ORPHA:79134

Dent disease

Dent syndrome · Low-molecular-weight proteinuria with hypercalciuria and nephrocalcinosis

ORPHA:1652

Diaphragmatic defect-limb deficiency-skull defect syndrome

Froster-Huch syndrome

ORPHA:2141

Diethylstilbestrol syndrome

DES embryofetopathy · DES syndrome

ORPHA:1916

Dimethylglycine dehydrogenase deficiency

DMG dehydrogenase deficiency · DMGDH deficiency

ORPHA:243343