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

Metatropic dysplasia

Metatropic dwarfism

ORPHA:2635

Methanol poisoning

ORPHA:31825

Methemoglobinemia-related cyanosis

ORPHA:707993

Methimazole embryofetopathy

Methimazole/carbimazole embryofetopathy · Methimazole/carbimazole embryopathy

ORPHA:1923

Methionine adenosyltransferase I/III deficiency

MAT I/III deficiency · Mudd's disease

ORPHA:168598

Methotrexate toxicity

ORPHA:565782

Methotrexate-associated lymphoproliferative disorders

MTX-associated lymphoproliferative disorders · MTX-LPD

ORPHA:86904

Methylcobalamin deficiency type cblDv1

Functional methionine synthase deficiency type cblDv1

ORPHA:308380

Methylcobalamin deficiency type cblE

Functional methionine synthase deficiency type cblE

ORPHA:2169

Methylcobalamin deficiency type cblG

Functional methionine synthase deficiency type cblG

ORPHA:2170

Methylmalonic acidemia due to methylmalonyl-CoA epimerase deficiency

MCEE deficiency · Methylmalonic acidemia due to methylmalonyl-CoA racemase deficiency

ORPHA:308425

Methylmalonic acidemia with homocystinuria

Combined defect in adenosylcobalamin and methylcobalamin synthesis · Methylmalonic aciduria with homocystinuria

ORPHA:26

Methylmalonic acidemia with homocystinuria type cblF

CblF defect · Cobalamin F defect

ORPHA:79284

Methylmalonic acidemia with homocystinuria, type cblC

CblC defect · Cobalamin C defect

ORPHA:79282

Methylmalonic acidemia with homocystinuria, type cblD

CblD defect · Cobalamin D defect

ORPHA:79283

Methylmalonic acidemia with homocystinuria, type cblJ

CblJ defects · Cobalamin J defect

ORPHA:369955

Methylmalonic acidemia with homocystinuria, type cblX

Combined defect in adenosylcobalamin and methylcobalamin synthesis, type cblX · Methylmalonic aciduria with homocystinuria, type cblX

ORPHA:369962

Methylmalonic acidemia without homocystinuria

Methylmalonic aciduria without homocystinuria

ORPHA:293355

Methylmalonic aciduria due to transcobalamin receptor defect

Methylmalonic acidemia, TCb1R type · Methylmalonic acidemia, TCbIR type

ORPHA:280183

Mevalonate kinase deficiency

MKD

ORPHA:309025

Mevalonic aciduria

Complete mevalonate kinase deficiency · MVA

ORPHA:29

MFF-related encephalopathy due to mitochondrial and peroxisomal fission defect

Leigh-like basal ganglia disease-optic atrophy-peripheral neuropathy syndrome · Leigh-like encephalopathy-optic atrophy-peripheral neuropathy syndrome

ORPHA:485421

MGAT2-CDG

CDG syndrome type IIa · CDG-IIa

ORPHA:79329

MGP-related spondyloepiphyseal dysplasia

MGP-related SED · Spondyloepiphyseal dysplasia-platyspondyly-brachytelephalangism syndrome

ORPHA:664377

Michels syndrome

3MC1 syndrome · Oculopalatoskeletal syndrome

ORPHA:2506

Micro syndrome

WARBM · Warburg micro syndrome

ORPHA:2510

Microblepharon-ablephara syndrome

ORPHA:98563

Microbrachycephaly-ptosis-cleft lip syndrome

Richieri Costa-Guion Almeida-Ramos syndrome

ORPHA:2511

Microcephalic cortical malformations-short stature due to RTTN deficiency

ORPHA:468631

Microcephalic osteodysplastic dysplasia, Saul-Wilson type

ORPHA:85172

Microcephalic osteodysplastic primordial dwarfism type II

MOPD type II · Majewski osteodysplastic primordial dwarfism type II

ORPHA:2637

Microcephalic osteodysplastic primordial dwarfism types I and III

MOPD types I and III · Microcephalic osteodysplastic primordial dwarfism, Taybi-Linder type

ORPHA:2636

Microcephalic primordial dwarfism

ORPHA:324761

Microcephalic primordial dwarfism due to ZNF335 deficiency

Microcephalic primordial dwarfism, Walsh type

ORPHA:329228

Microcephalic primordial dwarfism-insulin resistance syndrome

ORPHA:436182

Microcephalic primordial dwarfism, Dauber type

ORPHA:319675

Microcephalic primordial dwarfism, Montreal type

Bird-headed dwarfism, Montreal type

ORPHA:2617

Microcephalic primordial dwarfism, Toriello type

ORPHA:2643

Microcephaly-albinism-digital anomalies syndrome

Castro Gago-Pombo-Novo syndrome

ORPHA:2513

Microcephaly-brachydactyly-kyphoscoliosis syndrome

Viljoen-Kallis-Voges syndrome

ORPHA:3433

Microcephaly-brain defect-spasticity-hypernatremia syndrome

Franek-Bocker-Kahlen syndrome

ORPHA:2523

Microcephaly-capillary malformation syndrome

MIC-CAP syndrome · MIC-CM syndrome

ORPHA:294016

Microcephaly-cardiac defect-lung malsegmentation syndrome

Ellis-Yale-Winter syndrome

ORPHA:2516

Microcephaly-cardiomyopathy syndrome

Winship-Viljoen-Leary syndrome

ORPHA:2515

Microcephaly-cerebellar hypoplasia-cardiac conduction defect syndrome

Microcephaly-cerebellar hypoplasia-congenital heart conduction defect syndrome

ORPHA:329332

Microcephaly-cervical spine fusion anomalies syndrome

ORPHA:2522

Microcephaly-cleft palate-abnormal retinal pigmentation syndrome

ORPHA:2521

Microcephaly-complex motor and sensory axonal neuropathy syndrome

ORPHA:423894