PMC3389723_01
CT examination of the abdomen revealed a mass at the pancreatic head (arrow).
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fig1
Contrast-enhanced computed tomography of the abdomen was performed, which confirmed a 9 x 5 cm lesion at the head of the pancreas (Figure 1).
Gross appearance of the tumor.
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Histopathological evaluation showed a 9 x 5 x 4 cm solid lesion with areas of hemorrhage and necrosis (Figure 2).
(a) Histology of the resected pancreatic specimen showing clear cells of renal cell carcinoma, capsule and normal pancreas. (b) Histology of the primary resected renal cell carcinoma showing the characteristic findings of large clear cells.
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fig3
A final diagnosis of metastatic clear cell renal cell carcinoma of the head of the pancreas was reached (Figures 3(a) and 3(b)).