Determinant-Based Classification of Acute Pancreatitis Severity: An International Multidisciplinary Consultation Dellinger, E. Patchen; Forsmark, Christopher E.; Layer, Peter; More Dellinger, E. Patchen; Forsmark, Christopher E.; Layer, Peter; Lévy, Philippe; Maraví-Poma, Enrique; Petrov, Maxim S.; Shimosegawa, Tooru; Siriwardena, Ajith K.; Uomo, Generoso; Whitcomb, David C.; Windsor, John A. Less Annals of Surgery. 256(6):875-880, December 2012. Abstract Abstract In Brief In Brief Favorites PDF Get Content & Permissions Abstract: In Brief: The latest published international classification of acute pancreatitis severity appeared 2 decades ago. There have been several important advances in the field since then. This article draws on the available evidence and international consultation process to provide a clinically meaningful and epidemiologically sound classification of acute pancreatitis severity.