nonalcoholic man was entirely well until he developed acute pancreatitis. He was successfully treat-ed with intravenous fluids and nasogastric suction but no antibi-otics. An ultrasonogram showed edema of the head of the pan-creas and no gallstones. One month later he returned with epi-gastric pain and a fever of 39 °C. There was a tender mass, 10 cm in breadth, in the epigastrium near the right costal margin. His blood chemistries were normal, and three blood cultures were negative. An ultrasonogram showed a heterogeneous mass in the head of the pancreas that was interpreted as an evolving pseudocyst. Although his pain and fever improved, the mass remained unchanged. Exploratory surgery showed a large in-flammatory mass involving the head of the pancreas and ex-tending into the retroperitoneum. The abscess cavity was drained. Microscopic examination of the pus showed abundant
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James M. Richter (1982) studied this question.
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