Article History
Received: 16 May 2018
Accepted: 29 August 2018
First Online: 4 September 2018
Ethics approval and consent to participate
: This article is a retrospective study and does not contain any studies with human subjects performed by any of the authors. So, the ethical approval was not necessary and West China Hospital of Sichuan University ethics committee can offer exempt ethical statement in support.
: 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 of this journal.
: The authors declare that they have no competing interests.
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