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 ×

N syndrome

ORPHA:2608

Naegeli-Franceschetti-Jadassohn syndrome

NFJ syndrome · Naegeli syndrome

ORPHA:69087

NAME syndrome

Nevi-atrial myxoma-myxoid neurofibromata-ephelides syndrome

ORPHA:623

Nodulosis-arthropathy-osteolysis syndrome

NAO syndrome

ORPHA:85196

Noonan syndrome

ORPHA:648

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

Okihiro syndrome

Duane-radial ray syndrome

ORPHA:93293

Onycho-tricho-dysplasia-neutropenia syndrome

Itin syndrome · ONMR syndrome

ORPHA:2739

Ophthalmomandibulomelic dysplasia

OMM syndrome · Pillay syndrome

ORPHA:2741

Opsoclonus-myoclonus syndrome

Ataxo-opso-myoclonus syndrome · Dancing eye syndrome

ORPHA:1183

Orofaciodigital syndrome type 3

OFD3 · Oral-facial-digital syndrome type 3

ORPHA:2752

Orofaciodigital syndrome type 7

OFD7 · Oral-facial-digital syndrome type 7

ORPHA:90649

Otofaciocervical syndrome

Fara-Chlupackova syndrome · OFC syndrome

ORPHA:2792

Otopalatodigital syndrome type 1

OPD I syndrome · OPD syndrome 1

ORPHA:90650

Otopalatodigital syndrome type 2

OPD II syndrome · OPD syndrome 2

ORPHA:90652

Pai syndrome

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

ORPHA:1993

Painful legs and moving toes syndrome

PLMT syndrome

ORPHA:617440

PASS syndrome

Pyoderma gangrenosum-acne-hidradenitis suppurativa-ankylosing spondylitis syndrome

ORPHA:641385

PENS syndrome

Papular epidermal nevi with skyline basal cell layers syndrome

ORPHA:313936

Perlman syndrome

Nephroblastomatosis-fetal ascites-macrosomia-Wilms tumor syndrome

ORPHA:2849

POEMS syndrome

Crow-Fukase syndrome · Osteosclerotic myeloma

ORPHA:2905

Polysyndactyly-cardiac malformation syndrome

Bonneau syndrome

ORPHA:2934

Posterior cortical atrophy

Benson syndrome · Biparietal Alzheimer disease

ORPHA:54247

Primary biliary cholangitis

Hanot syndrome · Primary biliary cirrhosis

ORPHA:186

Progressive supranuclear palsy

PSP syndrome

ORPHA:683

RHYNS syndrome

Retinitis pigmentosa-hypopituitarism-nephronophthisis-skeletal dysplasia syndrome

ORPHA:140976

Right isomerism

Ivemark syndrome · Right atrial isomerism

ORPHA:97548

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

Roifman syndrome

Spondyloepiphyseal dysplasia-retinal dystrophy-immunodeficiency syndrome

ORPHA:353298

Sanjad-Sakati syndrome

HRD syndrome · Hypoparathyroidism-intellectual disability-dysmorphism syndrome

ORPHA:2323

Schwartz-Jampel syndrome

Aberfeld syndrome · Burton skeletal dysplasia

ORPHA:800

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

Severe oculo-renal-cerebellar syndrome

Hunter-Jurenka-Thompson syndrome · Oculorenocerebellar syndrome

ORPHA:2715

Sheehan syndrome

ORPHA:91355

Short stature-auditory canal atresia-mandibular hypoplasia-skeletal anomalies syndrome

SAMS syndrome

ORPHA:397623

Short stature-onychodysplasia-facial dysmorphism-hypotrichosis syndrome

SOFT syndrome

ORPHA:314394

Short stature-optic atrophy-Pelger-Huët anomaly syndrome

SOPH syndrome

ORPHA:391677

Smith-Lemli-Opitz syndrome

7-dehydrocholesterol reductase deficiency · RSH syndrome

ORPHA:818

Spastic paraplegia-intellectual disability-nystagmus-obesity syndrome

SINO syndrome

ORPHA:521390

Spontaneous periodic hypothermia

Episodic spontaneous hypothermia · Shapiro syndrome

ORPHA:29822

Symphalangism with multiple anomalies of hands and feet

Learman syndrome

ORPHA:3246

Syndactyly-telecanthus-anogenital and renal malformations syndrome

STAR syndrome

ORPHA:140952

Thoracolaryngopelvic dysplasia

Barnes syndrome

ORPHA:3317