Published: 2020-06-25

Giant omental inflammatory myofibroblastic tumour causing intestinal obstruction: a rare care report and review of literature

Utkarsh Kumar, Gaurav Thami, Hemlata Kamra, Nivesh Agarwal


It is a rare mesenchymal tumour of intermediate biologic potential (according to World Health Organization), with unknown aetiology. It is benign tumour with malignant potential. It frequently recurs and rarely metastasizes. Abdominopelvic inflammatory myofibroblastic tumours have the recurrence rate of 85% so meticulous follow up is necessary. Complete surgical excision is the main stay treatment.


Inflammatory myofibroblastic tumour, Giant, Intestinal obstruction, Omentum

Full Text:



Meis JM, Enzinger FM. Inflammatory fibro sarcoma of the mesentery and retro peritoneum. A tumor closely simulating inflammatory pseudotumor. Am J Surg Pathol. 1991;15:1146-56.

Day DL SS, Dehner LP. Inflammatory pseudotumor of the mesentery and small intestine. Pediatr Radiol. 1986;16:210-5.

Singhal M, Ramanathan S, Das A, Singh G, Bagga R, Khandelwal N Omental inflammatory myofibroblastic tumour mimicking peritoneal carcinomatosis. Cancer Imaging. 2011;11(1):19-22.

Kye BH, Kim HJ, Kang SG, Yoo C, Cho HM. A case of inflammatory myofibroblastic tumor originated from the greater omentum in young adult. J Korean Surg Soc. 2012;82:380-4.

Aptel S, Gervaise A, Fairise A, Henrot P, Leroux A, Guillemin F, et al. Abdominal inflammatory myofibroblastic tumour. Diagn Interv Imaging. 2012;93:410-2.

Sanders BM, West KW, Gingalewski C, Engum S, Davis M, Grosfeld JL. Inflammatory pseudotumor of alimentary tract: Clinical and surgical experience. J Pediatr Surg. 2001;36:169-73.

Brunn H. Two interesting benign lung tumors of contradictory histopathology: remarks on the necessity for maintaining chest tumor registry. The J Thoracic Surg. 1939;9:119-31.

Coffin CM, Watterson J, Priest JR, Dehner LP. Extrapulmonary inflammatory myofibroblastic tumor (inflammatory pseudotumor). A clinic pathologic and immunohistochemical study of 84 cases. Am J Surg Pathol. 1995;19:859-72.

Choi AH, Bohn OL, Beddow TD, McHenry CR. Inflammatory myofibroblastic tumor of the small bowel mesentery: an unusual cause of abdominal pain and uveitis. J Gastrointest Surg. 2011;15:584-8.

Jimenez JM, Poustchi-Amin M, Leonidas JC, et al: Extraperitoneal abdominopelvic inflammatory pseudotumor: Report of four cases. Pediatr Radiol. 1997;27:170-4.

Ciftci AO, Akçören Z, Tanyel FC, Senocak ME, Caglar M, Hiçsönmez A. Inflammatory pseudotumor causing intestinal obstruction: diagnostic and therapeutic aspects. J Pediatr Surg. 1998;33:1843-5.

Su W, Ko A, O’Connell T, Applebaum H. Treatment of pseudotumor with nonsteroidal anti-inflammatory drugs. J Pediatr Surg. 2000;35:1635-7.

Williams ME, Longmaid HE, Trey G. Renal failure resulting from infiltration by inflammatory myofibroblastic tumor responsive to corticosteroid therapy. Am J Kidney Dis. 1998;31:5.

Coffin CM, Hornick JL, Fletcher CD. Inflammatory myofibroblastic tumor: comparison of clinic-pathologic, histologic, and immune-histochemical features including ALK expression in atypical and aggressive cases. Am J Surg Pathol. 2007;31:509-20.