Consent for publication: The research results will be submitted to peer-reviewed academic journals and will be published at national and international conferences.
Availability of data and material: The data used to support the findings of this study are available from the corresponding author upon request
Competing interests: None declared.
Funding: Chongqing Science and Technology Development Foundation (cstc2017jxjl130028).
Authors' contributions: Wen Ji is the doctor in charge of the patient in this case and participates in the whole process of diagnosis and treatment of the disease. Weiqing Chen is the chief surgeon of the endoscopy operation of the patient, and formulates the treatment plan for the patient. Wen Ji and Wei-qing Chen are responsible for writing the manuscript.
Informed consent of patients: Yes.