Major objective of this article is to explain Causes and Symptoms of Pancreatitis. The causes of pancreatitis are numerous. It can be due to a pancreatic an infection like mumps; hereditary pancreatitis; pancreatic tumor relating to the head of pancreas; hypertriglyceridemia; morbid obesity; alcohol; gallstone obstructing ampulla connected with Vater; hypercalcemia; renal inability; opportunistic infections; abdominal stress etc. Commonest causes are usually alcohol and gallstones. In the event the pancreas is damaged, there are recurrent episodes of intense exacerbations beyond an fundamental chronic pancreatitis.