Generalized treatment flow with advent of step-up method for infected necrotizing pancreatitis. Generalized treatment flow with advent of step-up method for infected necrotizing pancreatitis. Abx, antibiotics; MIS, minimally invasive surgery; Perc, percutaneous; VARD, video-assisted retroperitoneal debridement. Melanie Kay Sion, and Kimberly A Davis Trauma Surg Acute Care Open 2019;4:e000308 © Author(s) (or their employer(s)) 2019. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ.