They presented a valuation of exocrine pancreatic function using pancreolaurinic test in 15 patients with chronic pancreatitis and in 34 patients after acute pancreatitis. In all patients with chronic pancreatitis they noted an insufficiency of exocrine pancreatic function with association of disorders of tolerance for carbohydrates during a year after a Puestow's operation. They noted a handicap of exocrine pancreatic function in 42% patients just after acute pancreatitis, in 18% patients a year acute pancreatitis and in 26% patients after 2-6 years from illness with association of disorders of tolerance for carbohydrates.