ICD-11 classes
11 Diseases of the circulatory system
Developmental anomalies of the circulatory system
Structural developmental anomalies of the circulatory system
Structural developmental anomaly of heart or great vessels
LA8G — Congenital anomaly of left atrium
LA8G.0 — Divided left atrium
ICD-11 LA8G.0 — Divided left atrium
A congenital cardiac malformation in which there is a partition that divides the left atrium into a posterosuperior chamber that receives some or all of the pulmonary veins and an antero-inferior chamber that communicates with the left atrial appendage and atrioventricular junction (usually the mitral valve).Additional information: in differentiating 'Divided left atrium' from 'Congenital supravalvar or intravalvar mitral ring', in the latter, the antero-inferior compartment contains only the mitral valvar orifice.
The diagnosis includes nothing.
The diagnosis excludes nothing.
It has no clarifying diagnoses.
The diagnosis is coded elsewhere: