Received: 15 February 2019
Accepted: 27 August 2019
First Online: 24 October 2019
Ethics approval and consent to participate
: The Ethics Committee of Fukushima Medical University approved the study.
: Written, informed consent was obtained from the family of 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.