Received: 9 May 2017
Accepted: 5 December 2017
First Online: 13 January 2018
Ethics approval and consent to participate
: Not applicable.
: Written informed consent was obtained from the patients’ 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.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.