| Metastatic Neoplasms to Small Intestine
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Etiology
• Dependent on primary.
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Pathogenesis
• Neoplastic cells may reach the small bowel via serosal spread or via hematogenous or lymphatic spread.,
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Epidemiology
• Common with ovarian neoplasms which often simply involve the serosal surface
• Maligant melanoma, lung and breast neoplasms, and choriocarcinoma are most common
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General Gross Description
• Often multinodular, may involve full thickness of wall of small bowel, may ulcerate.
•Examples:
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General Microscopic Description
• Dependent on histology of primary neoplasm.
•Examples:
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References
• Rosai J: Ackerman's Surgical Pathology. 8th
ed. St. Louis, Mosby-YearBook, 1996, pp. 699.
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| Metastatic Neoplasms to Small Intestine
| | Synopsis by: Melinda Sanders M.D. (T64000M97306)[537]
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