Study Status: Not yet recruiting
Recruit Status: Not yet recruiting
Study Type: Interventional
Official Title: Endoscopic Ultrasound-guided Drainage of Walled Off Necrosis (WON)
Brief Summary: The purpose of this study is to compare the effect of lumen-apposing metal stent (LAMS) and tubular metal stent on the drainage of pancreatic pseudocyst, mainly to observe the complication rate after treatment.