PMC4844663_01
CT image of pancreatic schwannoma in relation with duodenum, pancreas and vascular structures (red arrow).
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Contrast enhanced CT detected a cystic lesion 65 x 63 x 55 mm in size with smooth contoured wall including calcifications and septa that hold contrast and also contained millimetric nodules and soft tissue components with no distant metastasis or intraabdominal lymphadenomegaly (Fig. 1).
The spindle cells with composed of eosinophilic cytoplasm and indistinct boundaries (Hematoxylin and Eosin) (H&E).
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In immunohistochemical staining, the tumor was diffusely and severely stained with S-100 and vimentin, but it was not stained with CD117 (C-kit), CD34, DOG-1, actin and desmin (Fig. 2, Fig. 3, Fig. 4).
The degenerative nuclear atypic areas (ancient modification) (H&E).
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In immunohistochemical staining, the tumor was diffusely and severely stained with S-100 and vimentin, but it was not stained with CD117 (C-kit), CD34, DOG-1, actin and desmin (Fig. 2, Fig. 3, Fig. 4).