The causes of pancreatitis are many, but can be condensed into the acronym ‘I GET SMASHED’ (Idiopathic, Gallstones, Ethanol, Trauma, Steroids, Mumps, Autoimmune, Scorpions and snakes, Hyperlipidaemia and hypercalcaemia, ERCP, Drugs)
The most common causes in the UK are Gallstones and Alcohol.
Idiopathic Pancreatitis is diagnosis of exclusion.