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Small bowel (small intestine)

Benign tumors and tumor-like conditions

Sclerosing peritonitis

Reviewer: Hanni Gulwani, M.D. (see Reviewers page)
Revised: 22 December 2012, last major update August 2012
Copyright: (c) 2003-2012, PathologyOutlines.com, Inc.


● Inflammatory and fibrosing process affecting visceral peritoneum that can encase small bowel (World J Gastroenterol 2012;18:1999)
● Infiltrates mesentery at attachment site with peritoneum
● Usually spares retroperitoneum
● Associated with dry eyes and itchy scaly skin lesions

Clinical features

● Associated with beta blockers; chronic peritoneal dialysis
● Rare causes include abdominal surgery, abdominal tuberculosis, cirrhosis, dermoid cyst rupture, endometriosis, familial Mediterranean fever, fibrogenic foreign material, GI malignancy, intraperitoneal chemotherapy, liver transplantation, luteinized ovarian thecomas, pertioneoventricular shunting, protein S deficiency, recurrent peritonitis, sarcoidosis, subclinical primary viral peritonitis

Case reports

● Sclerosing peritonitis associated with luteinized adult granulosa cell tumor (Int J Gynecol Pathol 2012;31:141)

Clinical images

Encapsulating thick, white adherent membrane encasing small bowel

End of Small bowel (small intestine) > Benign tumors and tumor-like conditions > Sclerosing peritonitis

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