Adenomatoid tumor of the small intestine: the first case report and review of the literature.

摘要: The case represents the first literature report of an adenomatoid tumor that arises primarily in small intestine a 44-year-old woman, who presented with intermittent upper abdominal pain accompanied by nausea and vomiting. resected was grossly unencapsulated had gray-tan color on its cut surface. Microscopically, it consisted variably sized tubules glandular spaces which involved whole layers intestine. mesothelial nature lesion subsequently verified immunopositivity for pancytokeratin (AE1/AE3), HBME-1, calretinin, D2-40, WT1 cells lining spaces. Albeit very rare, should be included differential diagnosis tubular or tumors occurring