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"

180 matching diseasesClear search ×

Maxillonasal dysplasia

Binder syndrome · Maxillonasal dysostosis

ORPHA:1248

May-Thurner syndrome

MTS · Cockett syndrome

ORPHA:675404

Megalocornea-intellectual disability syndrome

MMR syndrome · Neuhäuser syndrome

ORPHA:2479

Microphthalmia with linear skin defects syndrome

MCOPS7 · MIDAS syndrome

ORPHA:2556

Mietens syndrome

Intellectual disability, Mietens-Weber type

ORPHA:2557

Miller Fisher syndrome

Cranial variant of GBS · Cranial variant of Guillain-Barré syndrome

ORPHA:98919

Monoamine oxidase A deficiency

Brunner syndrome

ORPHA:3057

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 1

MEN1 · Wermer syndrome

ORPHA:652

Multiple endocrine neoplasia type 2A

MEN2A · PTC syndrome

ORPHA:247698

Multiple synostoses syndrome

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

ORPHA:3237

Muscle-eye-brain disease

MEB syndrome · Muscle-eye-brain syndrome

ORPHA:588

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

5q- syndrome · MDS

ORPHA:86841

N syndrome

ORPHA:2608

Naegeli-Franceschetti-Jadassohn syndrome

NFJ syndrome · Naegeli syndrome

ORPHA:69087

Nager syndrome

Mandibulofacial dysostosis with preaxial limb anomalies · NAFD

ORPHA:245

NAME syndrome

Nevi-atrial myxoma-myxoid neurofibromata-ephelides syndrome

ORPHA:623

Neurogenic scapuloperoneal syndrome, Kaeser type

Kaeser syndrome · Stark-Kaeser syndrome

ORPHA:85146

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

Odontomatosis-aortae esophagus stenosis syndrome

Bader syndrome

ORPHA:2724

Oliver syndrome

Postaxial polydactyly-intellectual disability syndrome

ORPHA:2920

Omenn syndrome

Combined immunodeficiency with hypereosinophilia

ORPHA:39041

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

Pelvis-shoulder dysplasia

Kosenow syndrome · Scapuloiliac dysostosis

ORPHA:2839

Pemphigus erythematosus

Seborrheic pemphigus · Senear-Usher syndrome

ORPHA:79480

PENS syndrome

Papular epidermal nevi with skyline basal cell layers syndrome

ORPHA:313936

PHAVER syndrome

Powell-Chandra-Saal syndrome

ORPHA:2876

POEMS syndrome

Crow-Fukase syndrome · Osteosclerotic myeloma

ORPHA:2905

Polysyndactyly-cardiac malformation syndrome

Bonneau syndrome

ORPHA:2934

Postaxial acrofacial dysostosis

Miller syndrome · POADS

ORPHA:246

Posterior cortical atrophy

Benson syndrome · Biparietal Alzheimer disease

ORPHA:54247

Primary ciliary dyskinesia, Kartagener type

Dextrocardia-bronchiectasis-sinusitis syndrome · Immotile cilia syndrome, Kartagener type

ORPHA:98861

Primary cutaneous T-cell lymphoma

CTCL · Mycosis fungoides

ORPHA:171901

Progressive supranuclear palsy

PSP syndrome

ORPHA:683

Proximal myotonic myopathy

Myotonic dystrophy type 2 · Proximal myotonic dystrophy

ORPHA:606

Ptosis-vocal cord paralysis syndrome

Tucker syndrome

ORPHA:2997

Renpenning syndrome

X-linked intellectual disability due to PQBP1 mutations · X-linked intellectual disability, Renpenning type

ORPHA:3242

Ring chromosome 1 syndrome

Ring chromosome 1 · Ring 1

ORPHA:1437

Ring chromosome 4 syndrome

Ring chromosome 4 · Ring 4

ORPHA:1447

Ring chromosome 8 syndrome

Ring chromosome 8 · Ring 8

ORPHA:1450

RNU4-2-related autosomal dominant neurodevelopmental disorder

ReNU syndrome

ORPHA:686488