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Opinion|Videos|March 7, 2025

Reflex Testing in Upper GI Cancer: Optimizing Molecular Insights for Timely Treatment

Author(s)David Zhen, MD, Nataliya V. Uboha, MD, PhD, Samuel Cytryn, MD

Experts discuss the role of reflex testing in ensuring accurate and timely treatment selection, the challenges it may present, and how it can be integrated with next-generation sequencing (NGS) to provide a comprehensive molecular profile while minimizing delays.

Episodes in this series

EP. 1 HER2- Upper GI Cancer

EP. 1 HER2- Upper GI Cancer

EP. 2 Frontline Treatment and Molecular Testing in Upper GI Cancer: Precision-Guided Therapy

EP. 2 Frontline Treatment and Molecular Testing in Upper GI Cancer: Precision-Guided Therapy

EP. 3 Reflex Testing in Upper GI Cancer: Optimizing Molecular Insights for Timely Treatment

EP. 3 Reflex Testing in Upper GI Cancer: Optimizing Molecular Insights for Timely Treatment

EP. 4 The Role of Biomarkers for Immunotherapy Selection in Upper GI Cancer

EP. 4 The Role of Biomarkers for Immunotherapy Selection in Upper GI Cancer

EP. 5 Reassessing Biomarkers: Guiding Second-Line Therapy in Upper GI Cancer

EP. 5 Reassessing Biomarkers: Guiding Second-Line Therapy in Upper GI Cancer

EP. 6 Navigating Prognosis and Treatment Goals in Upper GI Cancer: A Patient- and Family-Centered Approach

EP. 6 Navigating Prognosis and Treatment Goals in Upper GI Cancer: A Patient- and Family-Centered Approach

EP. 7 Megan’s Journey With HER2+ Upper GI Cancer

EP. 7 Megan’s Journey With HER2+ Upper GI Cancer

EP. 8 Understanding PD-L1 CPS: Impact on Treatment Decisions in HER2+ Gastric Cancer

EP. 8 Understanding PD-L1 CPS: Impact on Treatment Decisions in HER2+ Gastric Cancer

EP. 9 ADCs in HER2+ Gastric Cancer

EP. 9 ADCs in HER2+ Gastric Cancer

EP. 10 Biomarkers and Clinical Features Guiding HER2-Directed Therapy in Upper GI Cancer

EP. 10 Biomarkers and Clinical Features Guiding HER2-Directed Therapy in Upper GI Cancer

EP. 11 Considerations for Combinations Beyond Progression in Upper GI Cancer

EP. 11 Considerations for Combinations Beyond Progression in Upper GI Cancer

EP. 12 Exploring Next-Line Options in HER2- MSS Gastric Cancer

EP. 12 Exploring Next-Line Options in HER2- MSS Gastric Cancer

Video content above is prompted by the following:

• What is the role of reflex testing, and how does it ensure accurate and timely treatment selection?
• What challenges might arise from the use of reflex testing?
• How can reflex testing be integrated with NGS to provide a comprehensive molecular profile while minimizing delays?

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