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Updated: May 12, 2026

Direct Re-implantation of Left Coronary Artery into the Aorta in Adults with Anomalous Origin of Left Coronary Artery from the Pulmonary Artery (ALCAPA)

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Aorto-left atrial tunnel: a rare entity.

Sajiv K Paul¹, Trushar P Gajjar, Neelam B Desai

¹Sri Sathya Sai Institute of Higher Medical Sciences, Prasanthigram, District Anantapur, Andhra Pradesh, India. trushargajjar@gmail.com

The Annals of Thoracic Surgery

|April 24, 2013

Summary

Aorto-left atrial tunnel (ALAT) is a rare congenital vascular anomaly. Surgical ligation was successful in a 4-year-old child, showing positive short-term outcomes.

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Area of Science:

Cardiovascular Surgery
Pediatric Cardiology
Congenital Heart Defects

Background:

Aorto-left atrial tunnel (ALAT) is an exceedingly rare congenital vascular anomaly.
This condition involves an abnormal connection between the aorta and the left atrium.
Understanding ALAT is crucial for timely diagnosis and management in pediatric patients.

Observation:

A 4-year-old child presented with a congenital aorto-left atrial tunnel.
The anomaly originated from a sinus of Valsalva and connected to the left atrium.
Clinical presentation and diagnostic findings were consistent with ALAT.

Findings:

The child underwent successful surgical ligation of the aorto-left atrial tunnel.
Immediate postoperative results were favorable.
Early follow-up indicated good clinical outcomes post-intervention.

Implications:

Successful surgical correction of ALAT in pediatric patients is feasible.
Early surgical intervention can lead to positive long-term outcomes.
This case highlights the importance of recognizing and managing rare congenital cardiac anomalies.