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 ×

Megalencephaly-polymicrogyria-postaxial polydactyly-hydrocephalus syndrome

MPPH syndrome

ORPHA:83473

Megalocornea-intellectual disability syndrome

MMR syndrome · Neuhäuser syndrome

ORPHA:2479

MEHMO syndrome

X-linked intellectual disability-epileptic seizures-hypogenitalism-microcephaly-obesity syndrome

ORPHA:85282

Meigs syndrome

Demons-Meigs syndrome

ORPHA:314451

Melorheostosis with osteopoikilosis

MSBD syndrome · Mixed sclerosing bone dystrophy

ORPHA:1879

MEND syndrome

Male EBP disorder with neurological defects

ORPHA:401973

MEPAN syndrome

Mitochondrial enoyl CoA reductase protein-associated neurodegeneration syndrome · Autosomal recessive childhood-onset dystonia, DYT29 type

ORPHA:508093

MGAT2-CDG

CDG syndrome type IIa · CDG-IIa

ORPHA:79329

Micro syndrome

WARBM · Warburg micro syndrome

ORPHA:2510

Microcephaly-hearing loss-facial dysmorphism-intellectual disability syndrome

Nabais Sa-de Vries type 1 syndrome · Microcephaly-deafness-facial dysmorphism-intellectual disability syndrome

ORPHA:662179

Microcornea-myopic chorioretinal atrophy-telecanthus syndrome

MMCAT syndrome

ORPHA:369970

Microcornea-posterior megalolenticonus-persistent fetal vasculature-coloboma syndrome

MPPC syndrome

ORPHA:231736

Microphthalmia with linear skin defects syndrome

MCOPS7 · MIDAS syndrome

ORPHA:2556

Microphthalmia-brain atrophy syndrome

MCOPS10 · MOBA syndrome

ORPHA:77299

Mills syndrome

ORPHA:94091

MMEP syndrome

MCOPS8 · Microcephaly-microphthalmia-ectrodactyly of lower limbs-prognathism syndrome

ORPHA:3434

Moebius syndrome

Möbius syndrome

ORPHA:570

MOGS-CDG

CDG syndrome type IIb · CDG-IIb

ORPHA:79330

MOMO syndrome

Macrocephaly-obesity-intellectual disability-ocular abnormalities syndrome · Macrosomia-obesity-macrocephaly-ocular abnormalities syndrome

ORPHA:2563

Monosomy 18p syndrome

18p- syndrome · De Grouchy syndrome type 1

ORPHA:1598

Monosomy 18q syndrome

18q- syndrome · Deletion 18q

ORPHA:1600

MORM syndrome

Intellectual disability-truncal obesity-retinal dystrophy-micropenis syndrome

ORPHA:75858

Morvan syndrome

Limbic encephalitis-neuromyotonia-hyperhidrosis-polyneuropathy syndrome · Morvan fibrillary chorea

ORPHA:83467

Mosaic trisomy 1 syndrome

Mosaic trisomy chromosome 1 · Trisomy 1 mosaicism

ORPHA:1692

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

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

Multinucleated neurons-anhydramnios-renal dysplasia-cerebellar hypoplasia-hydranencephaly syndrome

MARCH syndrome

ORPHA:500135

Muscle-eye-brain disease

MEB syndrome · Muscle-eye-brain syndrome

ORPHA:588

Myhre syndrome

Myhre-Laryngotracheal stenosis-arthropathy-prognathism-short stature syndrome · Facial dysmorphism-intellectual disability-short stature-hearing loss syndrome

ORPHA:2588

N syndrome

ORPHA:2608

Nijmegen breakage syndrome

AT V1 · Ataxia-telangiectasia, variant 1

ORPHA:647

NPHP3-related Meckel-like syndrome

Goldston syndrome · Meckel syndrome type 7

ORPHA:3032

Oculotrichoanal syndrome

MOTA syndrome · Manitoba oculotrichoanal syndrome

ORPHA:2717

Orofaciodigital syndrome type 1

OFD1 · OFDI

ORPHA:2750

Orofaciodigital syndrome type 11

OFD11 · Oral-facial-digital syndrome type 11

ORPHA:141000

Orofaciodigital syndrome type 14

Microcephaly-cerebral malformation-orofaciodigital syndrome · OFD14

ORPHA:434179

Orofaciodigital syndrome type 18

OFD18 · Oral-facial-digital syndrome type 18

ORPHA:508501

Orofaciodigital syndrome type 2

Mohr syndrome · OFD2

ORPHA:2751

Otopalatodigital syndrome type 1

OPD I syndrome · OPD syndrome 1

ORPHA:90650

Peeling skin syndrome type A

Generalized peeling skin syndrome type A · Non-inflammatory generalized peeling skin syndrome type A.

ORPHA:263548

Peeling skin syndrome type B

Generalized peeling skin syndrome type B · Inflammatory peeling skin syndrome

ORPHA:263553

Perrault syndrome type 1

XX gonadal dysgenesis-deafness syndrome-without neurological manifestations

ORPHA:642945

Perrault syndrome type 2

XX gonadal dysgenesis-deafness syndrome-progressive neurological manifestations

ORPHA:642976

Pfeiffer syndrome type 1

Classic Pfeiffer syndrome

ORPHA:93258