The etiology of acute pancreatitis is vast. It can be easily through a mnemonic - I GET SMASHED. I = idiopathic G = Gallstones E = Ethanol (Alcohol) T = Trauma S = Steroids M = Malignancy / Mumps A = Autoimmune S = Scorpion sting H = Hypertriglyceridemia / Hypercalcemia E = ERCP D = Drugs such as proteinase inhibitors, NRTIs, didanosine, mercaptopurine, etc Reference: https://knowmedge.com/blog/medical-mnemonics-causes-of-pancreatitis-i-get-smashed/ Image via: https://medpics.ucsd.edu/index.cfm?curpage=image&course=path&mode=browse&lesson=14&img=197