Summary
The biomarker developments in adenocarcinomas of the esophagus, gastroesophageal junction, and stomach are currently very exciting. Clinical trial data for Claudin 18.2 and FGFR2b are promising and EMA approvals are expected. Routine testing includes PD-L1, HER2, and MSI.
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K. Schmitz received honoraria as advisor or speaker from: Amgen, AstraZeneca, Bayer, Bristol Myers Squibb, Daiichi-Sankyo, Diaceutics, Incyte, Janssen-Cilag, Eli Lilly, Merck, Merck Sharp and Dohme, Novartis Pharma, Pfizer, PharmaMar, Roche Pharma, Servier, Stemline, Takeda, Targos GmbH, and ZytoVision. K. S. received travel support from AstraZeneca, Merck, Novartis and PharmaMar.
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Schmitz, K. Molecular typing—new targets and therapy options for upper GI carcinomas with a focus on adenocarcinomas of the esophagus, gastroesophageal junction, and stomach. memo 17, 26–29 (2024). https://doi.org/10.1007/s12254-023-00950-w
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DOI: https://doi.org/10.1007/s12254-023-00950-w