Clinical Gastroenterology Vol.23 No.8(2-4)

Theme Role of Endoscopy in the Diagnosis and Treatments of Pancreatic Diseases
Title Endoscopic Treatment for Pancreatic Pseudocysts
Publish Date 2008/07
Author Atsushi Irisawa Department of Internal Medicine II, Fukushima Medical University
Author Goro Shibukawa Department of Internal Medicine II, Fukushima Medical University
Author Takuto Hikichi Department of Endoscopy Fukashima Medical University Hospital
Author Tadayuki Takagi Department of Internal Medicine II, Fukushima Medical University
Author Takeru Wakatsuki Department of Internal Medicine II, Fukushima Medical University
Author Hidemichi Imamura Department of Internal Medicine II, Fukushima Medical University
Author Yuta Takahashi Department of Internal Medicine II, Fukushima Medical University
Author Ai Sato Department of Internal Medicine II, Fukushima Medical University
Author Masaki Sato Department of Internal Medicine II, Fukushima Medical University
Author Tsunehiko Ikeda Department of Internal Medicine II, Fukushima Medical University
Author Rei Suzuki Department of Internal Medicine II, Fukushima Medical University
Author Katsutoshi Obara Department of Endoscopy Fukashima Medical University Hospital
Author Hiromasa Ohira Department of Internal Medicine II, Fukushima Medical University
[ Summary ] Endoscopic approaches, including transmural or transpapillary drainage, are first-line therapies for pancreatic pseudocysts (PPc) and other pancreatic collections. PPc can be divided into 3 types based on causative factors ; type 1, acute post-necrotic pseudocysts ; type 2, post-necrotic pseudocysts. associated with chronic pancreatitis ; and type 3, chronic pseudocysts (retention). In types 1 and 2, the omental sac that exists between the pancreas and the stomach itself forms a cystic cavity, resulting in a pseudocyst. The gastric wall thus becomes a cystic wall, and transmural drainage is indicated. Type 3 is basically an intrapancreatic cyst, and because the stomach is separate from the cyst, transpapillary drainage is indicated. In recent years, a technique to debride / lavage cysts by inserting an endoscope via the stomach has been reported with good results. The therapeutic strategy for PPc should be established based on causative factors associated with PPc.
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