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

Mosaic trisomy 2 syndrome

Trisomy 2 mosaicism · Mosaic trisomy chromosome 2

ORPHA:1723

Mosaic trisomy 20 syndrome

Trisomy 20 mosaicism · Mosaic trisomy chromosome 20

ORPHA:1724

Mosaic trisomy 22 syndrome

Mosaic trisomy chromosome 22 · Trisomy 22 mosaicism

ORPHA:96068

Mosaic trisomy 3 syndrome

Trisomy 3 mosaicism · Mosaic trisomy chromosome 3

ORPHA:100071

Mosaic trisomy 4 syndrome

Mosaic trisomy chromosome 4 · Trisomy 4 mosaicism

ORPHA:96059

Mosaic trisomy 5 syndrome

Trisomy 5 mosaicism · Mosaic trisomy chromosome 5

ORPHA:96060

Mosaic trisomy 7 syndrome

Mosaic trisomy chromosome 7 · Trisomy 7 mosaicism

ORPHA:1747

Mosaic trisomy 8 syndrome

Warkany syndrome · Trisomy 8 mosaicism

ORPHA:96061

Mosaic trisomy 9 syndrome

Mosaic trisomy chromosome 9 · Trisomy 9 mosaicism

ORPHA:99776

Mosaic variegated aneuploidy syndrome

Warburton-Anyane-Yeboa syndrome

ORPHA:1052

Motor delay-microcephaly-speech impairment-ocular abnormalities syndrome

ARPC4-related syndrome

ORPHA:662762

Motor stereotypies

ORPHA:306765

Mounier-Kühn syndrome

Congenital tracheobronchomegaly · Idiopathic tracheobronchomegaly

ORPHA:3347

Mowat-Wilson syndrome

Hirschsprung disease-intellectual disability syndrome

ORPHA:2152

Mowat-Wilson syndrome due to a ZEB2 point mutation

Hirschsprung disease and intellectual disability due to a ZEB2 point mutation

ORPHA:261552

Mowat-Wilson syndrome due to monosomy 2q22

Hirschsprung disease and intellectual disability due to 2q22 microdeletion · Hirschsprung disease and intellectual disability due to del(2)(q22)

ORPHA:261537

Moyamoya angiopathy

ORPHA:477768

Moyamoya angiopathy-short stature-facial dysmorphism-hypergonadotropic hypogonadism syndrome

Moyamoya disease-short stature-facial dysmorphism-hypergonadotropic hypogonadism

ORPHA:280679

Moyamoya disease

Idiopathic Moyamoya disease

ORPHA:2573

Moyamoya disease with early-onset achalasia

ORPHA:401945

Moynahan syndrome

Alopecia-epilepsy-intellectual disability syndrome, Moynahan type

ORPHA:2574

MPDU1-CDG

CDG syndrome type If · CDG-If

ORPHA:79323

MPI-CDG

CDG syndrome type Ib · CDG-Ib

ORPHA:79319

MRCS syndrome

Microcornea-rod-cone dystrophy-cataract-posterior staphyloma syndrome

ORPHA:263347

MSH3-related polyposis

MSH3-related adenomatous polyposis

ORPHA:480536

MT-ATP6-related mitochondrial spastic paraplegia

Maternally-inherited spastic paraplegia · Maternally-inherited SPG

ORPHA:320360

MTHFS-related developmental delay-microcephaly-short stature-epilepsy syndrome

ORPHA:597874

Mu-heavy chain disease

mu-HCD

ORPHA:100024

MUC1-related autosomal dominant tubulointerstitial kidney disease

MUC1-related medullary cystic kidney disease · MUCI-related ADTKD

ORPHA:88949

Mucinous adenocarcinoma of ovary

Ovarian mucinous adenocarcinoma

ORPHA:398961

Mucinous adenocarcinoma of the appendix

Appendiceal mucinous adenocarcinoma

ORPHA:391723

Mucinous cystadenocarcinoma of the pancreas

Pancreatic mucinous cystadenocarcinoma

ORPHA:424053

Mucinous cystadenoma of childhood

Mucinous cystadenoma of ovary in childhood

ORPHA:563671

Mucinous tubular and spindle cell renal carcinoma

ORPHA:319322

Muckle-Wells syndrome

Neutrophilic urticaria

ORPHA:575

Mucocutaneous venous malformations

Cutaneous and mucosal venous malformation · VMCM

ORPHA:2451

Mucolipidosis

ORPHA:79212

Mucolipidosis type II

I-cell disease · N-acetylglucosamine 1-phosphotransferase deficiency

ORPHA:576

Mucolipidosis type III

Pseudo-Hurler polydystrophy

ORPHA:577

Mucolipidosis type III alpha/beta

ML 3 alpha/beta · ML III alpha/beta

ORPHA:423461

Mucolipidosis type III gamma

ML 3 gamma · ML III gamma

ORPHA:423470

Mucolipidosis type IV

ORPHA:578

Mucopolysaccharidosis

ORPHA:79213

Mucopolysaccharidosis type 10

Mucopolysaccharidosis type X · MSP type X

ORPHA:662216

Mucopolysaccharidosis type 2

Hunter syndrome · Iduronate 2-sulfatase deficiency

ORPHA:580

Mucopolysaccharidosis type 2, attenuated form

Hunter syndrome type B · Iduronate 2-sulfatase deficiency type B

ORPHA:217093

Mucopolysaccharidosis type 2, severe form

Hunter syndrome type A · Iduronate 2-sulfatase deficiency type A

ORPHA:217085

Mucopolysaccharidosis type 3

MPS3 · MPSIII

ORPHA:581