raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:496751

EVEN-plus syndrome

Synonyms: Epiphysial-vertebral-ear dysplasia-nose-plus associated findings syndrome

Type
Malformation syndrome
Group
Disorder
Inheritance
Autosomal recessive
Age of onset
Antenatal
Status
active

A rare genetic multiple congenital anomalies/dysmorphic syndrome characterized by epiphyseal and vertebral dysplasia and abnormalities of the external ears (severe microtia or anotia) and the nose (hypoplastic nose with bifid tip, triangular nares, or anteverted nares). Additional variable findings include short stature, localized aplasia cutis, hypodontia, synophrys, agenesis of the corpus callosum, and cardiac, gastrointestinal, and/or urogenital malformations, among others. Psychomotor development may be delayed.

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Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enEVEN-plus syndromeEpiphysial-vertebral-ear dysplasia-nose-plus associated findings syndrome
frSyndrome EVEN-plusSyndrome de dysplasie épiphysaire-vertébrale-oreilles-nez avec caractéristiques associées
deEVEN plus-SyndromEpiphysen-Wirbelkörper-Ohren-Nasendysplasie-Syndrom mit weiteren Fehlbildungen
esSíndrome EVEN-plusSíndrome de displasia de epífisis-vertebras-oídos-nariz más hallazgos asociados
itSindrome EVEN-plus
nlEVEN-plus syndroomEpifysaire-vertebrale-oor-neus dysplasie plus geassocieerde bevindingen-syndroom
ptSíndrome de EVEN-plus
plZespół EVEN-plusZespół dysplazji nasadowo-kręgosłupowo-usznej, płaskiego nosa plus/oraz towarzyszących wad
csEVEN-plus syndromEpiphysial-vertebral-ear dysplasia-nose-plus associated findings syndrome · Epifyzeální a vertebrální dysplázie, mikrocie, plochý nos a přidružené vady
ukСиндром EVEN-plusСиндром епіфізарно-вертебрально-вушна дисплазія та ніс-плюс асоційовані знахідки
zhEVEN叠加综合征骨骺-脊椎-耳发育不良-鼻-附加性相关病变综合征
trEVEN-plus sendromuEpifiz-omur-kulak displazisi-burun artı ilişkili bulgular sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM616854Evalidated
ICD-10Q87.8NTBTattributedvalidated
MONDO0014801Evalidated
UMLSC4225180Evalidated

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

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Classification

Preferential parent (Orphanet linearisation):

Parents in the classifications (4):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
HSPA9Disease-causing germline mutation(s) inAssessedHGNC:5244ENSG000001130136005485q31.2heat shock protein family A (Hsp70) member 926598328[PMID]_10424819[PMID]
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Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families3 casesWorldwideCase(s)Validated26598328[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_26598328[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.

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HPO phenotypes

Orphanet has no HPO annotation for this code in this release.

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Sources for this card