Funding for this research was provided by:
the Science and Technology Panning Project of Zhejiang Province, China (2017KY061)
Received: 21 August 2019
Accepted: 23 October 2019
First Online: 9 November 2019
Ethics approval and consent to participate
: Not applicable.
: Written informed consent to publish has been obtained from the patient for publication of the case report and all images in it.
: The authors declare that they have no competing interests.