Received: 16 September 2019
Accepted: 4 March 2020
First Online: 3 April 2020
Ethics approval and consent to participate
: The ethical approval was taken from the ethical committee at the East Saitama General Hospital, and the written and oral consent was also taken from the patient.
: Written and oral informed consent was obtained from the patient for publication of this case report and accompanying images.
: The authors declare that they have no competing interests.