ICD-11 classes
20 Developmental anomalies
Structural developmental anomalies primarily affecting one...
Structural developmental anomalies of the circulatory system
Structural developmental anomaly of heart or great vessels
LA8E — Congenital anomaly of atrial septum
LA8E.1 — Atrial septal defect within oval fossa
ICD-11 LA8E.1 — Atrial septal defect within oval fossa
A congenital cardiovascular malformation in which there is an interatrial communication confined to the region of the oval fossa (fossa ovalis), most commonly due to a deficiency of the primary atrial septum (septum primum) but deficiency of the septum secundum (superior interatrial fold) may also contribute. Source: ISNPCHD
The diagnosis includes nothing.
The diagnosis excludes nothing.
It has no clarifying diagnoses.
The diagnosis is coded elsewhere: