Case report: Advanced primary squamous cell carcinoma in the periampullary area with upregulation of programmed cell death-ligand 1 expression and response to sintilimab immunotherapy

Case report: Advanced primary squamous cell carcinoma in the periampullary area with upregulation of programmed cell death-ligand 1 expression and response to sintilimab immunotherapy

Primary squamous cell carcinoma (SCC) of the periampullary area is exceedingly rare. We report a case of a 45-year-old woman who presented with progressive upper abdominal pain and melena. Laboratory testing revealed an elevated level of carcinoembryonic antigen. Esophagogastroduodenoscopy revealed...

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Bibliographic Details
Main Authors: Baoshan Wang, Dazhou Li, Dehua Zeng, Wen Wang, Chuanshen Jiang
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-01-01
Series:Frontiers in Immunology
Subjects:
periampullary
programmed cell death-ligand 1
primary
immunotherapy
sintilimab
squamous cell carcinoma
Online Access:https://www.frontiersin.org/articles/10.3389/fimmu.2023.1086760/full

Internet

https://www.frontiersin.org/articles/10.3389/fimmu.2023.1086760/full

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