Received: 20 March 2020
Accepted: 16 June 2020
First Online: 20 July 2020
Ethics approval and consent to participate
: Ethical approval was not required by the Ethical Committee of Saitama Medical University, Saitama Medical Center.
: 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.