Zolbetuximab-Associated Gastritis in a Patient With Metastatic Gastric Adenocarcinoma
Allen Zhu1, Janki Luther2, Eli Aminpour1
1Department of Internal Medicine, Washington University in St. Louis, Saint Louis, MO.
ACG Case Reports Journal
|August 13, 2026
Abstract:
We present a case report of severe gastritis and colitis in the context of recent zolbetuximab administration in a patient receiving combination chemotherapy for metastatic gastric adenocarcinoma. This case highlights the potential gastrointestinal toxicity associated with zolbetuximab, particularly in patients with previous mucosal injury from chemotherapy and tumor involvement.
