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Congenital absence of the left atrial appendage was identified in a newborn with Shone syndrome, highlighting a rare cardiac anomaly. Novelty: ClaimNovelty.NOVEL_FINDING. Consensus alignment: ConsensusAlignment.NEUTRAL.

January 10, 2026The International Journal of Cardiovascular Imaging0 citations

NASCI case of the month: “The absence of the left atrial appendage in newborn with Shone syndrome”

MKMarek KardošCenter for Children

Key Result

Congenital absence of the left atrial appendage was identified in a newborn with Shone syndrome, highlighting a rare cardiac anomaly.

Key Points

To report an unusual case of congenital absence of the left atrial appendage in a newborn diagnosed with Shone syndrome.
Documented clinical case review
Imaging using CT angiography to identify cardiac anomalies
Confirmed absence of the left atrial appendage in a newborn
Emphasized the significance of advanced imaging techniques in rare congenital cases

Structured PICO

Population

1 newborn with Shone syndrome

Intervention

CT angiography

Outcome

Identification of congenital absence of the left atrial appendage

Highlights the utility of CT angiography in identifying rare congenital cardiac anomalies such as the absence of the left atrial appendage.

Main Result

Absolute Event Rate: 0% vs 0%

Abstract

This case report presents an extremely rare finding of congenital absence of the left atrial appendage in a newborn. Imaging modalities such as CT angiography play a crucial role in identifying such findings.

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