Author contributions
Ying Zhang and Fenglin Zhu collated the case report, searched the literature, and wrote the first draft. Chengxuan Liu and Miao Wang collected and analysed case data, guided clinical diagnosis and treatment, and critically reviewed and revised the manuscript. All authors passed the final manuscript for publication.
Ethics approval
This study involves a human participant, but the institutional research ethics board does not require board review for a single case report when the patient’s privacy is protected, and therefore exempted this study. The patient gave informed consent for the publication of this report and associated images.
Disclosure statement
No conflict of interest was declared by the authors.