Received: 22 December 2018
Accepted: 13 May 2019
First Online: 22 May 2019
Ethics approval and consent to participate
: Institutional Review Board Committee of Lu’an affiliated hospital of Science and Technology approved this case report (Ref number: 65–2018). A copy of approval letter is available for review by the Editor of this journal.
: Written informed consent was obtained from the patient 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.