raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:274

Bernard-Soulier syndrome

Synonyms: Hemorrhagiparous thrombocytic dystrophy · Giant platelet syndrome

Type
Disease
Group
Disorder
Inheritance
Autosomal dominant, Autosomal recessive
Age of onset
All ages
Status
active

A rare, inherited platelet disorder characterized by mild to severe bleeding tendency , macrothrombocytopenia and absent ristocetin-induced platelet agglutination.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enBernard-Soulier syndromeHemorrhagiparous thrombocytic dystrophy · Giant platelet syndrome
frSyndrome de Bernard-SoulierDystrophie thrombocytaire hémorragipare · Syndrome des plaquettes sanguines géantes
deBernard-Soulier-SyndromRiesen-Plättchen-Syndrom · Thrombozytendystrophie, hämorrhagische
esSíndrome de Bernard-SoulierDistrofia trombocítica hemorrágica
itSindrome di Bernard-SoulierDistrofia trombocitica emorragipara · Sindrome delle piastrine giganti
nlSyndroom van Bernard-SoulierHemorragiparous trombocytische dystrofie · Megatrombocyten-syndroom · Reuzenbloedplaatjes-syndroom · Reuzentrombocytensyndroom
ptSíndrome Bernard-SoulierDistrofia trombocítica hemorragípara · Síndrome plaquetas gigantes
plZespół Bernarda i SoulieraZespół płytek olbrzymich
csBernardův-Soulierův syndromSyndrom obrovských destiček · Bernard-Soulierův syndrom
ukСиндром Бернара-СульєСиндром гігантських тромбоцитів · Геморагічна тромбоцитарна дистрофія
zh巨大血小板综合征出血性血小板营养不良
trBernard-Soulier sendromuDev trombosit sendromu · Hemoragipar trombositik distrofi

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM153670BTNTvalidated
OMIM231200Evalidated
ICD-10D69.1NTBTinclusionvalidated
ICD-113B62.01NTBTindexvalidated
MONDO0009276Evalidated
MeSHD001606Evalidated
UMLSC0005129Evalidated
GARD2470Evalidated
MedDRA10057473Evalidated

E exact · NTBT this ORPHAcode is narrower than the target · BTNT broader than the target · ND not decided.

3

Classification

Preferential parent (Orphanet linearisation):

Parents in the classifications (1):

No children.

4

Genes

3 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
GP1BADisease-causing germline mutation(s) inAssessedHGNC:4439ENSG0000018524560667217p13.2glycoprotein Ib platelet subunit alpha22886561[PMID]
GP1BBDisease-causing germline mutation(s) inAssessedHGNC:4440ENSG0000020361813872022q11.21glycoprotein Ib platelet subunit beta22886561[PMID]
GP9Disease-causing germline mutation(s) inAssessedHGNC:4444ENSG000001697041735153q21.3glycoprotein IX platelet22886561[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families100 casesWorldwideCase(s)Validated17109744[PMID]_24051937[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_17109744[PMID]

Value is Orphadata's ValMoy: the mean estimate per 100 000 for prevalence and incidence, the number of cases or families for case reports.

6

HPO phenotypes

21 annotations · validated 2019-02-12
HPOTerm (as annotated by Orphanet)Diagnostic
Obligate (100%)
HP:0011871Impaired ristocetin-induced platelet aggregation
Very frequent (99-80%)
HP:0001892Abnormal bleeding
HP:0011879Decreased platelet glycoprotein Ib-IX-V
HP:0001902Giant platelets
HP:0040185Macrothrombocytopenia
Frequent (79-30%)
HP:0002239Gastrointestinal hemorrhage
HP:0000132Menorrhagia
HP:0000967Petechiae
HP:0006298Prolonged bleeding after dental extraction
HP:0007420Spontaneous hematomas
HP:0004406Spontaneous, recurrent epistaxis
Occasional (29-5%)
HP:0012143Abnormal megakaryocyte morphology
HP:0000978Bruising susceptibility
HP:0000225Gingival bleeding
HP:0002248Hematemesis
HP:0012587Macroscopic hematuria
HP:0004846Prolonged bleeding after surgery
Very rare (<4-1%)
HP:0002099Asthma
HP:0002076Migraine
HP:0008738Partially duplicated kidney
HP:0001250Seizure

Run the differential on the 5 obligate / very frequent terms

Annotation source: 24934643[PMID]_26226975[PMID]_28131619[PMID]_11222377[PMID]_1730088[PMID]

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Sources for this card