Received: 19 March 2019
Accepted: 16 May 2019
First Online: 22 June 2019
Ethics approval and consent to participate
: Ethical approval for publishing a case report is not needed from our institute (Kobe University Graduate School of Medicine).
: 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.