Multiple intrahepatic pseudocysts in acute pancreatitis

Figure 1 CT scan showing a hypodense lesion located in the left hepatic lobe of unclear etiology.

Figure 2 Magnetic resonance of the liver and bile duct showing a lesion in segments II and III and a normal common bile duct.

Figure 3 Left lobectomy demon-strating a lesion in segment III.

Figure 4 Cystic lesion in segment II showing the continuity with the lesser omentum and necrotic material from the pseudocyst.

Figure 5 Microscopically the liver pseudocystic lesion is surrounded by a wall formed by macrophages and inflammatory cells (HE, x 20). A: Normal liver tissue; B: Pseudocystic wall; C: Intracystic necrotic debris.