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Updated: Jul 6, 2026

Echocardiographic Evaluation of Atrial Communications before Transcatheter Closure
Published on: February 8, 2022
Transcatheter closure of aortico right atrial tunnel--a rare cardiac anomaly
Kothandam Sivakumar1, Jagdish M Shahani, Edwin Francis
1Department of Pediatric Cardiology, Apollo Hospital, Colombo, Sri Lanka. drkumarsiva@hotmail.com
Abstract:
Aortico right atrial tunnel is a rare anomaly with intriguing embryological basis characterized by a tubular communication between the ascending aorta and the right atrium. Few isolated cases reported in literature were often surgically managed on cardiopulmonary bypass. We report a successful transcatheter closure of a large aortico right atrial tunnel in 1 patient with anatomical and technical details.
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