raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:99112

Absence of innominate vein

Synonyms: Absence of brachiocephalic vein

Type
Morphological anomaly
Group
Disorder
Status
active

A rare congenital anomaly of the great veins characterized by absence of the left brachiocephalic vein (or innominate vein), resulting in an anomalous venous vasculature. Patients are usually asymptomatic and the anomaly is typically discovered intraoperatively. An association with persistence of left superior vena cava, permanent levoatrial cardinal vein or anomaly of the inferior vena cava has been reported in some cases.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enAbsence of innominate veinAbsence of brachiocephalic vein
frAbsence de veine innominéeAbsence de veine brachiocéphalique
deFehlen der Kopf-ArmveneFehlen der Vena innominata · Vena brachiocephalica, fehlende
esAusencia de vena innominada
itAplasia della vena anonima
nlAfwezigheid van vena brachiocephalicaAfwezigheid van arm-hoofdader · Afwezigheid van brachiocefalische ader
ptAusência de veia inominada
plBrak żyły bezimmiennejBrak żyły ramienno-głowowej
csChybění vena innominataChybění vena brachiocefalica
ukВідсутність безіменної вениВідсутність брахіоцефальної вени
zh无名静脉缺失头臂静脉缺如
trInnominate ven yokluğuBrakiyosefalik ven yokluğu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10Q26.8NTBTattributedvalidated
ICD-11LA86.YNTBTattributedvalidated
MONDO0020443Evalidated
UMLSC4707656Evalidated

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

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

0 records

No prevalence record in this release.

6

HPO phenotypes

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

7

Sources for this card