Acknowledgement
Dessy H, our pediatrician in charge. Wauthy P, the head of Cardiac Surgery Department.
Ethical approval
The author confirm that written consent for submission and publication of this case report including images and associated text has been obtained from the patient and his legal tutor in line with COPE guidance.
Author contributions
All authors had access to the data. AC prepared and wrote the manuscript. AL, MK, DR, MM prepared the manuscript. AL, DR, MM helped in the preparation of the images. DR was our anatomo-pathologist. MM was the head of the Adult and Congenital Cardiology clinics.
Disclosure statement
No potential conflict of interest was reported by the author(s).