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We read with great interest the recent endoscopy news reported by Bang et al,1 discussing the lumen-apposing metal stents (LAMS) for pancreatic fluid collection (PFC) drainage. Patients with walled-off necrosis (WON) treated by using LAMS in their centre occurred a 50% (6/12) rate of adverse events including delayed bleeding (3/12), buried stent syndrome (2/12) and biliary stricture (1/12), which is higher than we expected on our experiences.
As the authors reported all three patients presented with severe bleeding were confirmed with pseudoaneurysms. But another data from Sharaiha et al2 showed that LAMS method was safe for PFC. In 124 patients with WON underwent endoscopic …
Contributors YD and ZJ conceived and designed the study, HZ and HL wrote the draft. All authors final approval of the letter. HZ and HL contributed equally.
Funding This investigation was supported by the grant from National Clinical Research Center for Digestive Diseases of China (2015BAI13B08).
Competing interests None declared.
Patient consent Obtained.
Ethics approval Shanghai Changhai Hospital Ethics Committee.
Provenance and peer review Not commissioned; internally peer reviewed.
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