Decoding grade B pancreatic fistula: a clinical and economical analysis and sub-classification proposal

Background: The 2016 ISGPS refined definition of grade B fistula (B-POPF) is predicated on various post-operative management approaches, ranging from prolonged drainage to interventional procedures. However, the spectrum of clinical severity within this entity is yet undefined. Methods: Pancreatectomies performed at two institutions from 2007 to 2016 were reviewed to identify B-POPFs and their treatment strategies. Sub-classification of B-POPFs...