Congenital abnormality of cardiac ventricle	Congenital absence of heart structure	Congenital anomaly of heart septum	Ventricular septal abnormality
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Common ventricle (disorder)
	Common ventricle
	Single ventricle Absence of interventricular septum Cor triloculare biatriatum
	monoventrikel
	gemeenschappelijk ventrikel afwezigheid van interventriculair septum enkel ventrikel cor triloculare biatriatum

Id	45503006
Status	Primitive

Associated morphology	Absence
Finding site	Entire interventricular septum
Occurrence	Congenital
Pathological process	Pathological developmental process

PALGA thesaurus simple reference set for pathology

DHD Diagnosis thesaurus reference set

ICD-10 complex map reference set

Target	Q20.4
Rule	TRUE
Advice	ALWAYS Q20.4
Correlation	SNOMED CT source code to target map code correlation not specified

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Functional single ventricle

Single left ventricle

Single right ventricle