35-year-old c/o fever, severe abdominal pain in epigastrium radiating to the back with a h/o binge drinking. Pulse is 120 bpm, BP is 90/60 mm Hg. CT Abdomen (P+C) was done. Most likely diagnosis is(AIIMS 2016)
Peptic ulcer Acute pancreatitis Chronic calcific pancreatitis Acute cholecystitis