World Journal of Oncology, ISSN 1920-4531 print, 1920-454X online, Open Access
Article copyright, the authors; Journal compilation copyright, World J Oncol and Elmer Press Inc
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Case Report

Volume 4, Number 2, April 2013, pages 102-106

Recurrent Adenocarcinoma of Colon Presenting as Duodenal Metastasis With Partial Gastric Outlet Obstruction: A Case Report With Review of Literature


Figure 1.
Figure 1. CT scan of abdomen and pelvis with IV contrast (A) axial view and (B) coronal view showing marked distention with irregular wall thickening of the duodenum just proximal to the genu causing a partial gastric outlet obstruction.
Figure 2.
Figure 2. Esophagogastroduodenoscopy (EGD) showing exophytic mass covering 3 quarters of the circumference of the duodenal wall at the second portion of the duodenum.
Figure 3.
Figure 3. An immunohistochemical staining profile of duodenal biopsy showing CK-7 negative and CK-20 and CD-X2 strongly positive, supporting diagnosis of metastatic colon as the primary neoplasm. A). Cytokeratins 7 (CK-7) negative; B). Cytokeratins 20 (CK-20) positive; C). CD X2 positive.