Received: 23 November 2017
Accepted: 6 June 2018
First Online: 4 July 2018
Ethics approval and consent to participate
: Consents to conduct and report of this study was obtained from the Ethics Committee of The First Affiliated Hospital of Zhengzhou University.
: Consent for publication of this case report has been acquired from the patient’s parents for academic exchange.
: The authors declare that they have no competing interests.