Acute pancreatitis is an acute inflammation of the pancreas and is accompanied by severe pain in the upper abdomen. Serum amylase and lipase are elevated and there is possibility of edema leading to proenzyme activation. The disease mostly affects the elderly. The regions with the highest incidence are the regions of North America and the Western Pacific and it amounts to 34 per 100 000 general population per year. I women, acute pancreatitis is most often associated with gallstons, and in men with alcoholism. The disease begind with specific symptoms such s severe pain that spreads to the back followed by nausea and vomiting. It is often accompained by tachypnea, tachycardia and abdominal distension. The pain intensifies with food intake and lasts for 3-4 days and is localized in the epigastrium. In the first 48 hours, it is necessary to have a reliable diagnosis and early assessment and diagnosis required, wich are the goals of diagnostic procedures. Many diagnostic and laboratory tests are performed. Pain control and prevention of complications are the main goals of treatment and the therapeutic approach depends on whether it is a mild or severe fomr. Tretment is divided into conservative and surgical. It is used conservatively in most cases. Nutrition is discontinued, fluisd and electrolytes are replenished parenterally. Due to the inflammatory process, nutritional needs are increased but due to pain nutritional energy and protein deficits occur.