Timing and relevant kinds of surgery of severe acute pancreatitis        ZHANG Tai-ping，LI Jian，ZHAO Yu-pei. Department of Surgery,Peking Union Medical College Hospital,Chinese Academy of Medical Sciences and Peking Union Medical College,Beijing100730,China
Corresponding author: ZHAO Yu-pei, E-mail: zhao8028@263.net
Abstract    Severe acute pancreatitis (SAP) is a complicated disease related to multiple departments and systems. With regards to the treatment stragtegies of SAP,there are controversies all the time. With the giant advances in critical care medicine field and researches about relevant mechanism and regulation of SAP, the pendulum of treatment gradually swing to nonoperative therapy,and more and more SAP patients get cured through conservative treatments. Even so, in some special events,such as biliary pancreatitis,fulminant acute pancreatitis,pancreatic necrosis with infection, pancreatic abscess, pancreatic pseudocyst, and bleeding, surgery still plays an irreplaceable role in the treatment. It is crucial for doctors to choose the appropriate operation timing and kinds of surgery to maximize the treatment effects.