Received: 3 January 2017
Accepted: 26 November 2017
First Online: 24 January 2018
Ethics approval and consent to participate
: The study was approved by the Institutional Review Board of the Sun Yat-sen Memorial Hospital of Sun Yat-sen University. Written informed consent was obtained from the patient’s parents.
: Written informed consent was obtained from the patient’s legal guardians for publication of this case report and any accompanying images. A copy of the written consent is available for review by the Editor-in-Chief of this journal.
: The authors declare that they have no competing interests.
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