PMC4904701_01
Bulge in the lesser curvature and posterior wall of the stomach.
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fig1
Upper endoscopy revealed a bulge in the lesser curvature and the posterior wall of the stomach with 4-5 cm (Figure 1).
Heterogeneous lesion with a floating membrane inside.
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fig2
Endoscopic ultrasound (EUS) was performed and showed a heterogeneous lesion, mainly anechogenic one, with a floating membrane inside, and greatest diameter of 90.8 x 17.2 mm, originated in the liver left lobe (Figure 2).
Pathologic examination: (a) acellular thick fibrous wall (arrowheads) (H&E stain, x40); (b) the cyst wall revealing a characteristic lamellar pattern of the fibers (H&E stain, x400); and (c) vestigial Protoscolex amidst membranous structures (arrow) (H&E stain, x400).
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fig3
Pathologic examination (Figure 3) revealed a cystic lesion with acellular thick fibrous wall, surrounded by a conspicuous inflammatory reaction.