" /> Divided left atrium - CISMeF





ICD-11 code : LA8G.0;

Preferred Label : Divided left atrium;

ICD-11 definition : A congenital cardiovascular malformation in which there is a partition that divides the left atrium into a posterior chamber that receives some or all of the pulmonary veins and an anterior chamber that communicates with the left atrial appendage and atrioventricular junction (usually the mitral valve). In differentiating cor triatriatum from supravalvar mitral ring, in cor triatriatum the posterior compartment contains the pulmonary veins while the anterior contains the left atrial appendage and atrioventricular junction (usually the mitral valve); in supravalvar mitral ring, the anterior compartment contains only the mitral valve orifice.;

ICD-11 synonym : Cor triatriatum sinister; Cor triatriatum sinistrum; Left cor triatriatum;

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A congenital cardiovascular malformation in which there is a partition that divides the left atrium into a posterior chamber that receives some or all of the pulmonary veins and an anterior chamber that communicates with the left atrial appendage and atrioventricular junction (usually the mitral valve). In differentiating cor triatriatum from supravalvar mitral ring, in cor triatriatum the posterior compartment contains the pulmonary veins while the anterior contains the left atrial appendage and atrioventricular junction (usually the mitral valve); in supravalvar mitral ring, the anterior compartment contains only the mitral valve orifice.

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29/05/2024


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