PMC4573608_01
T2 weighted axial MRI image (red arrow shows the spleen and yellow arrow shows the mass which is centrally hyperintense and periferally hypointense). (For interpretation of the references to color in this figure legend, the reader is referred to the web version of this article.)
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Magnetic resonance imaging revealed a 8 x 7 x 8 cm sized mass closed to the pancreatic tail invading splenic hilum(Fig. 1).
Grossly characteristic brown appearence of the tumor. Tumor mass is well-surcumscribed with a fibrous capsule.
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Total mass resection and splenectomy was performed(Fig. 2).
(A): Chromogranin A: Tumor cells are diffusely positive for neuroendocrine marker Chromogranin A immunohistochemically. (B): H&E: Well defined nests of cuboidal cells separated by highly vascularized fibrous septa. Individual cells have a moderately abundant granular basophilic cytoplasm.
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Pathological examination of the specimen was reported as paraganglioma(Fig. 3).