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"

10,911 rare diseases

Segmental spinal dysgenesis

SSD

ORPHA:656126

Segmental venous malformation

Bockenheimer syndrome · Genuine diffuse phlebectasia

ORPHA:217008

Seizures-intellectual disability due to hydroxylysinuria syndrome

ORPHA:79156

Seizures-scoliosis-macrocephaly syndrome

SSM syndrome

ORPHA:466926

Selective IgM deficiency

Selective immunoglobulin M deficiency

ORPHA:331235

Selective intrauterine growth restriction

Selective fetal growth restriction · sIUGR

ORPHA:617301

Self-healing papular mucinosis

ORPHA:90397

Self-improving collodion baby

Self-healing collodion baby · SHCB

ORPHA:281122

Self-improving dystrophic epidermolysis bullosa

Self-improving DEB · Transient bullous dermolysis of the newborn

ORPHA:79411

Self-limited childhood occipital epilepsy

Benign occipital epilepsy

ORPHA:25968

Self-limited epilepsy with autonomic seizures

Benign childhood occipital epilepsy, Panayiotopoulos type · SeLEAS

ORPHA:98815

Self-limited epilepsy with centrotemporal spikes

BRE · Benign epilepsy of childhood with centrotemporal spikes

ORPHA:1945

Self-limited infantile epilepsy

BFIE · BFIS

ORPHA:306

Self-limited neonatal epilepsy

BFNS · Benign familial neonatal convulsions

ORPHA:1949

Self-limited neonatal-infantile epilepsy

SeLFNIE · Benign familial neonatal-infantile seizures

ORPHA:140927

Semantic dementia

Semantic primary progressive aphasia · Semantic variant PPA

ORPHA:100069

Semicircular canal dehiscence syndrome

SCD syndrome

ORPHA:420402

Semilobar holoprosencephaly

ORPHA:220386

Senior-Boichis syndrome

Boichis disease · Nephronophthisis-hepatic fibrosis syndrome

ORPHA:84081

Senior-Loken syndrome

Nephronophthisis with retinal dystrophy · Renal dysplasia-retinal aplasia syndrome

ORPHA:3156

Sensorineural deafness with dilated cardiomyopathy

Neurosensory deafness with dilated cardiomyopathy · Neurosensory hearing loss with dilated cardiomyopathy

ORPHA:217622

Sensorineural hearing loss-early graying-essential tremor syndrome

Sensorineural deafness-early graying-essential tremor syndrome

ORPHA:66633

Sensorineural hearing loss-spastic quadriplegia-intellectual disability syndrome

Neurodevelopmental disorder with hearing loss and spastic quadriplegia · Sensorineural deafness-spastic quadriplegia-intellectual disability syndrome

ORPHA:659975

Sensory ataxic neuropathy-dysarthria-ophthalmoparesis syndrome

SANDO

ORPHA:70595

Sepsis in premature infants

ORPHA:90051

Septate uterus

ORPHA:180122

Septate vagina

ORPHA:180154

Septo-optic dysplasia spectrum

De Morsier syndrome · SOD

ORPHA:3157

Septopreoptic holoprosencephaly

Septopreoptic HPE

ORPHA:280195

Serine biosynthesis pathway deficiency, infantile/juvenile form

ORPHA:583595

SERKAL syndrome

Sex reversion-kidneys, adrenal and lung dysgenesis syndrome

ORPHA:139466

Seromucinous cystadenoma of childhood

Seromucinous cystadenoma of ovary in childhood

ORPHA:563676

Seronegative autoimmune hepatitis

Seronegative AIH · Autoantibody-negative autoimmune hepatitis

ORPHA:563589

Serotonin syndrome

Serotonergic syndrome · Serotonin storm

ORPHA:43116

Serotonin-producing neuroendocrine tumor of pancreas

Serotonin-producing PNET · Serotonin-producing pancreatic NET

ORPHA:506090

Serous carcinoma of the corpus uteri

Endometrial serous carcinoma

ORPHA:213726

Serous cystadenocarcinoma of pancreas

Pancreatic serous cystadenocarcinoma

ORPHA:424073

Serous cystadenoma of childhood

Serous cystadenoma of ovary in childhood

ORPHA:563666

Serpentine fibula-polycystic kidneys syndrome

Exner syndrome

ORPHA:2853

Serpiginous choroiditis

Geographic helicoid peripapillary choroidopathy

ORPHA:35686

Serpinopathy

ORPHA:250805

Serpinopathy with loss of serpin function

ORPHA:250811

Serpinopathy with toxic serpin polymerization

ORPHA:250808

Serrated polyposis syndrome

Hyperplastic polyposis syndrome

ORPHA:157798

SETD2-related microcephaly-severe intellectual disability-multiple congenital anomalies syndrome

ORPHA:597743

Severe achondroplasia-developmental delay-acanthosis nigricans syndrome

SADDAN

ORPHA:85165

Severe acute respiratory syndrome

SARS · SARS-1

ORPHA:140896

Severe autosomal recessive macrothrombocytopenia

ORPHA:438207