Author contributions
Juan He wrote this article. Tengyu Weng contributed to the medical care and collected case data. Wenwei Zhu conducted the biopsy and pathological analysis. Yi Yang and Chengxin Li edited and corrected the paper.
Disclosure statement
No potential conflict of interest was reported by the author(s).
Data availability statement
Data sharing is not applicable to this article as no datasets were generated or analyzed during the current study.
Additional information
Funding
The author(s) reported there is no funding associated with the work featured in this article.