Received: 12 March 2019
Accepted: 20 September 2019
First Online: 23 October 2019
Ethics approval and consent to participate
: Approval was obtained from the ethics committee of the University Duisburg-Essen.
: Written informed consent was obtained from the patient for publication of this case report and any accompanying images. The local ethics committee approved publication. A copy of the written consent is available for review by the Editor of this journal.
: The authors declare that they have no competing interests.