Received: 7 November 2020
Accepted: 25 November 2020
First Online: 9 December 2020
Ethics approval and consent to participate
: The study protocol and access to patient records were approved by the Institutional Review Board of Seoul National University (S-D20200021).
: Written 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.