raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:1059

Blue rubber bleb nevus syndrome

Synonyms: BRBN · Bean syndrome

Type
Malformation syndrome
Group
Disorder
Inheritance
Autosomal dominant, Not applicable
Age of onset
Childhood
Status
active

A rare vascular malformation disorder with cutaneous and visceral lesions frequently associated with serious, potentially fatal bleeding and anemia.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enBlue rubber bleb nevus syndromeBRBN · Bean syndrome
frAngiomatose cutanée et digestive
deBlue-Rubber-Bleb-Naevus-SyndromBRBN · Bean-Syndrom · Blaues Gummibläschen-Naevus-Syndrom
esSíndrome de nevo azul en tetina de gomaBRBN · Síndrome de Bean
itSindrome del nevo bluSindrome di Bean · BRBN
nl'Blue rubber bleb nevus'-syndroomSyndroom van 'blue rubber bleb'-naevus · BRBN · Syndroom van Bean · BRBNS
ptNevo bolhoso esponjoso azulSíndrome Bean
plZespół gumiastych pęcherzyków znamionowychBRBN · Zespół Bean
csBlue rubber bleb naevusBeanův syndrom
ukБлакитний гумово-пухирчастий невусСиндром Бинса · BRBN
zh蓝色橡皮疱样痣Bean综合征
trMavi kauçuk kabarcık nevüsBRBN · Bean sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM112200Evalidated
ICD-10Q27.8NTBTattributedvalidated
ICD-11LC51NTBTindexvalidated
MONDO0007203Evalidated
MeSHC536240Evalidated
UMLSC0346072Evalidated
GARD5940Evalidated

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 (5):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
TEKDisease-causing somatic mutation(s) inAssessedHGNC:11724ENSG000001201566002219p21.2TEK receptor tyrosine kinase27519652[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families200 casesWorldwideCase(s)ValidatedORPHANET
Point prevalence1-9 / 100 0007 / 100 000WorldwideValue and classValidated30576827[PMID]_ORPHANET

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

13 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0100026Arteriovenous malformation
HP:0002653Bone pain
HP:0001048Cavernous hemangioma
HP:0003010Prolonged bleeding time
HP:0000988Skin rash
HP:0100761Visceral angiomatosis
Frequent (79-30%)
HP:0001928Abnormality of coagulation
HP:0002597Abnormality of the vasculature
HP:0002584Intestinal bleeding
HP:0001482Subcutaneous nodule
HP:0002580Volvulus
Occasional (29-5%)
HP:0005244Gastrointestinal infarctions
HP:0001935Microcytic anemia

Run the differential on the 6 obligate / very frequent terms

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Sources for this card