When CT Falls Short: Role of EUS and Peroral Pancreatoscopy in Identifying Main Duct Intraductal Papillary Mucinous Neoplasm in Patients with Asymptomatic Elevated CA19-9

Affiliations

¹ Division of Gastroenterology and Hepatology, Department of Internal Medicine, Far Eastern Memorial Hospital, New Taipei City, Taiwan.
² Department of Anatomic Pathology, Far Eastern Memorial Hospital, New Taipei City, Taiwan.
³ Division of General Surgery, Department of Surgery, Far Eastern Memorial Hospital, New Taipei City, Taiwan; Division of Electrical Engineering, Yuan Ze University, Taoyuan, Taiwan.
⁴ Division of Gastroenterology and Hepatology, Department of Internal Medicine, Far Eastern Memorial Hospital, New Taipei City, Taiwan; Division of Electrical Engineering, Yuan Ze University, Taoyuan, Taiwan. Electronic address: chungchenshuan_3@yahoo.com.tw.

Chien-Chu Lin et al. Gastrointest Endosc. 2026.

. 2026 Feb 3:S0016-5107(26)00077-5.

doi: 10.1016/j.gie.2026.01.036. Online ahead of print.

¹ Division of Gastroenterology and Hepatology, Department of Internal Medicine, Far Eastern Memorial Hospital, New Taipei City, Taiwan.
² Department of Anatomic Pathology, Far Eastern Memorial Hospital, New Taipei City, Taiwan.
³ Division of General Surgery, Department of Surgery, Far Eastern Memorial Hospital, New Taipei City, Taiwan; Division of Electrical Engineering, Yuan Ze University, Taoyuan, Taiwan.
⁴ Division of Gastroenterology and Hepatology, Department of Internal Medicine, Far Eastern Memorial Hospital, New Taipei City, Taiwan; Division of Electrical Engineering, Yuan Ze University, Taoyuan, Taiwan. Electronic address: chungchenshuan_3@yahoo.com.tw.

No abstract available

Keywords: CA 19-9; EUS; Early pancreatic cancer; Intraductal Papillary Mucinous Neoplasm (IPMN); Pancreatoscopy.

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