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 ×

Hemophilia B

Congenital F9 deficiency · Christmas disease

ORPHA:98879

2-methylbutyryl-CoA dehydrogenase deficiency

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

ORPHA:79157

3-methylcrotonyl-CoA carboxylase deficiency

3-methylcrotonylglycinuria · MCC deficiency

ORPHA:6

Acatalasemia

Catalase deficiency

ORPHA:926

Acquired hemophilia B

Acquired factor IX deficiency · Acquired F9 deficiency

ORPHA:599485

Acyl-CoA dehydrogenase 9 deficiency

ACAD9 deficiency

ORPHA:99901

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

Alacrimia-choreoathetosis-liver dysfunction syndrome

NGLY1 deficiency · NGLY1-CDDG

ORPHA:404454

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

Argininosuccinic aciduria

ASA deficiency · ASL deficiency

ORPHA:23

Aromatase deficiency

Congenital estrogen deficiency

ORPHA:91

Aromatic L-amino acid decarboxylase deficiency

AADC deficiency

ORPHA:35708

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

Beta-ketothiolase deficiency

3-ketothiolase deficiency · 3-oxothiolase deficiency

ORPHA:134

Canavan disease

ACY2 deficiency · Aminoacylase 2 deficiency

ORPHA:141

Carbamoyl-phosphate synthetase 1 deficiency

CPS1 deficiency · CPS1D

ORPHA:147

Carnitine palmitoyl transferase 1A deficiency

CPT1A deficiency · Carnitine palmitoyl transferase IA deficiency

ORPHA:156

Carnitine-acylcarnitine translocase deficiency

CACT deficiency

ORPHA:159

Cernunnos-XLF deficiency

Cernunnos XLFD · Cernunnos deficiency

ORPHA:169079

CHIME syndrome

Coloboma-congenital heart disease-ichthyosiform dermatosis-intellectual disability-ear anomalies syndrome · Congenital disorder of glycosylation due to PIGL deficiency

ORPHA:3474

Citrin deficiency

ORPHA:247582

Citrullinemia type I

ASS deficiency · Argininosuccinate synthase deficiency

ORPHA:247525

Classic galactosemia

GALT deficiency · Galactose-1-phosphate uridyltransferase deficiency

ORPHA:79239

Coenzyme Q10 deficiency

Primary coenzyme Q10 deficiency · CoQ10 deficiency

ORPHA:35656

Combined immunodeficiency due to CD27 deficiency

CD27 deficiency · Autosomal recessive lymphoproliferative disease due to CD27 deficiency

ORPHA:238505

Combined immunodeficiency due to ITK deficiency

ITK deficiency · Autosomal recessive lymphoproliferative disease due to ITK deficiency

ORPHA:538963

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 11-beta-hydroxylase deficiency

CAH due to 11-beta-hydroxylase deficiency · CYP11B1 deficiency

ORPHA:90795

Congenital adrenal hyperplasia due to cytochrome P450 oxidoreductase deficiency

Congenital adrenal hyperplasia due to cytochrome POR deficiency · POR deficiency

ORPHA:95699

Congenital alpha2-antiplasmin deficiency

ORPHA:79

Congenital bile acid synthesis defect type 4

2-methylacyl-CoA racemase deficiency · AMACR deficiency

ORPHA:79095

Congenital deficiency in alpha-fetoprotein

ORPHA:168612

Congenital enterocyte heparan sulfate deficiency

ORPHA:103910

Congenital enteropathy due to enteropeptidase deficiency

Congenital enterokinase deficiency

ORPHA:168601

Congenital factor II deficiency

Dysprothrombinemia · Hypoprothrombinemia

ORPHA:325

Congenital factor V deficiency

Owren disease · Parahemophilia

ORPHA:326

Congenital factor VII deficiency

Congenital proconvertin deficiency · Hypoproconvertinemia

ORPHA:327

Congenital factor X deficiency

Congenital Stuart factor deficiency · Stuart-Prower factor deficiency

ORPHA:328

Congenital factor XI deficiency

Hemophilia C · PTA deficiency

ORPHA:329

Congenital factor XII deficiency

Congenital Hageman factor deficiency

ORPHA:330

Congenital factor XIII deficiency

Fibrin-stabilizing factor deficiency

ORPHA:331