Villous Tumor of the Duodenum: Report of two cases / 대한소화기내시경학회지

Villous tumor of the duodenum are rare, only 89 cases having been reported and reviewed in several recent publication. Malignancy is discovered in approximately 30-45% leading to the recommandation that all such tumors be excised regardless of the endoscopic findings. Two cases of villous tumor of the duodenum were reported and locally excised. The pathologic specimens showed carcinoma in situ, no evidence of hematogenous and lymphatic metastasis.