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 ×

Marshall syndrome

ORPHA:560

Marshall-Smith syndrome

Accelerated skeletal maturation-facial dysmorphism-failure to thrive syndrome

ORPHA:561

Mesomelic dwarfism-cleft palate-camptodactyly syndrome

Reardon-Hall-Slaney syndrome · Mesomelic dysplasia, Reardon type

ORPHA:2631

Microcephaly-capillary malformation syndrome

MIC-CAP syndrome · MIC-CM syndrome

ORPHA:294016

Microphthalmia with linear skin defects syndrome

MCOPS7 · MIDAS syndrome

ORPHA:2556

Monosomy 18p syndrome

18p- syndrome · De Grouchy syndrome type 1

ORPHA:1598

Monosomy 18q syndrome

18q- syndrome · Deletion 18q

ORPHA:1600

Monosomy 9p syndrome

9p deletion syndrome · 9p- syndrome

ORPHA:261112

Mucopolysaccharidosis type 2

Hunter syndrome · Iduronate 2-sulfatase deficiency

ORPHA:580

Multiple endocrine neoplasia type 2A

MEN2A · PTC syndrome

ORPHA:247698

Multiple synostoses syndrome

Deafness-Hermann type symphalangism syndrome · Facio-audio-symphalangism

ORPHA:3237

Myelodysplastic syndrome associated with isolated del(5q) chromosome abnormality

5q- syndrome · MDS

ORPHA:86841

N syndrome

ORPHA:2608

NAME syndrome

Nevi-atrial myxoma-myxoid neurofibromata-ephelides syndrome

ORPHA:623

Nodulosis-arthropathy-osteolysis syndrome

NAO syndrome

ORPHA:85196

Noonan syndrome-like disorder with juvenile myelomonocytic leukemia

CBL syndrome · Noonan syndrome-like disorder with JMML

ORPHA:363972

Null syndrome

PLP1 null syndrome · Pelizaeus-Merzbacher disease, null syndrome

ORPHA:280234

Ocular anomalies-axonal neuropathy-developmental delay syndrome

Harel-Yoon syndrome

ORPHA:496790

Oculocerebral hypopigmentation syndrome, Cross type

Cross syndrome

ORPHA:2719

Ophthalmomandibulomelic dysplasia

OMM syndrome · Pillay syndrome

ORPHA:2741

Opsoclonus-myoclonus syndrome

Ataxo-opso-myoclonus syndrome · Dancing eye syndrome

ORPHA:1183

Otofaciocervical syndrome

Fara-Chlupackova syndrome · OFC syndrome

ORPHA:2792

Pai syndrome

Median cleft of the upper lip-corpus callosum lipoma-midline facial cutaneous polyps syndrome

ORPHA:1993

Pallister-Hall syndrome

Hypothalamic hamartoblastoma syndrome

ORPHA:672

Pantothenate kinase-associated neurodegeneration

Hallervorden-Spatz syndrome · NBIA1

ORPHA:157850

Pelviscapular dysplasia

Cousin syndrome · Familial pelvis-scapular dysplasia

ORPHA:93333

Pentalogy of Cantrell

Cantrell deformity · Cantrell syndrome

ORPHA:1335

Perry syndrome

Parkinsonism with alveolar hypoventilation and mental depression

ORPHA:178509

POEMS syndrome

Crow-Fukase syndrome · Osteosclerotic myeloma

ORPHA:2905

Primary biliary cholangitis

Hanot syndrome · Primary biliary cirrhosis

ORPHA:186

Primary cutaneous T-cell lymphoma

CTCL · Mycosis fungoides

ORPHA:171901

Progressive supranuclear palsy

PSP syndrome

ORPHA:683

Ptosis-strabismus-ectopic pupils syndrome

McPherson-Hall syndrome

ORPHA:2999

Pyknoachondrogenesis

Camera syndrome

ORPHA:3003

Ring chromosome 4 syndrome

Ring chromosome 4 · Ring 4

ORPHA:1447

Ring chromosome 8 syndrome

Ring chromosome 8 · Ring 8

ORPHA:1450

Rowell syndrome

ORPHA:658584

Sanjad-Sakati syndrome

HRD syndrome · Hypoparathyroidism-intellectual disability-dysmorphism syndrome

ORPHA:2323

Scimitar syndrome

Congenital pulmonary venolobar syndrome · Epibronchial right pulmonary vein syndrome

ORPHA:185

Seizures-scoliosis-macrocephaly syndrome

SSM syndrome

ORPHA:466926

Semicircular canal dehiscence syndrome

SCD syndrome

ORPHA:420402

Severe dermatitis-multiple allergies-metabolic wasting syndrome

Congenital erythroderma-hypotrichosis-recurrent infections-multiple food allergies syndrome · SAM syndrome

ORPHA:369992

Sézary syndrome

Sézary lymphoma

ORPHA:3162

Sheldon-Hall syndrome

SSH · DA2B

ORPHA:1147

Smith-Lemli-Opitz syndrome

7-dehydrocholesterol reductase deficiency · RSH syndrome

ORPHA:818

Spastic paraplegia-intellectual disability-nystagmus-obesity syndrome

SINO syndrome

ORPHA:521390

Spinal arteriovenous metameric syndrome

Cutaneomeningospinal angiomatosis · SAMS 1-31

ORPHA:53721

Syndactyly-telecanthus-anogenital and renal malformations syndrome

STAR syndrome

ORPHA:140952