Korean Circ J 2011;41:156-159http://dx.doi.org/10.4070/kcj.2011.41.3.156I deeply regret to inform you and request for retraction of the case report entitled "Aortic Dissection and Rupture in a Child" published in Korean Circulation Journal.1)This case report was submitted in advance to Journal of Cardiology Cases2) as a case report, which should have been addressed for the publication in KCJ as duplication.As the corresponding author, I will take full responsibility and respectfully request for the retraction of the paper from KCJ.