Received: 25 June 2019
Accepted: 21 November 2019
First Online: 20 December 2019
Ethics approval and consent to participate
: This case report does not involve any active intervention for patients, and therefore ethics approval is waived.
: 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.