Congenital abnormality of systemic vein	Congenital absence of vein	Congenital anomaly of cardiovascular structure of trunk	Congenital anomaly of thorax	Disorder of blood vessels of thorax
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Congenital absence of innominate vein (disorder)
	Congenital absence of innominate vein
	Congenital absence of brachiocephalic vein
	Rare congenital anomaly of the great veins with characteristics of 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.
	agenesie van vena brachiocephalica
	congenitale afwezigheid van vena brachiocephalica aangeboren afwezigheid van vena anonyma

Id	765812004
Status	Defined

Associated morphology	Absence
Finding site	Structure of brachiocephalic vein
Occurrence	Congenital
Pathological process	Pathological developmental process

DHD Diagnosis thesaurus reference set

ICD-10 complex map reference set

Target	Q26.8
Rule	TRUE
Advice	ALWAYS Q26.8
Correlation	SNOMED CT source code to target map code correlation not specified