pseudocyst

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pseudocyst (s'yoo-doh-sist) n. a fluid-filled space without a proper wall or lining, within an organ. pancreatic p. a pseudocyst, filled with pancreatic juice, that may develop in cases of chronic pancreatitis or as a complication of acute pancreatitis. It may cause episodes of abdominal pain accompanied by a rise in the level of enzymes in the blood. Treatment is by surgical drainage, usually by marsupialization.