8-year-old girl suddenly left lower abdominal pain is what reason

8-year-old girl suddenly left lower abdominal pain, can be considered pancreatitis, mainly because of overeating, intake of too much fat food or biliary tract diseases, such as biliary stones induced pancreatitis. In addition, can also be considered acute gastroenteritis, kidney stones, glomerulonephritis and other diseases caused by abdominal pain.