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A giant mesenteric fibromatosis adherent to the appendix and colonic wall, case report

Etienne El-Helou1, Mersad Alimoradi1, Hassan Sabra1

  • 1General Surgery Department, Faculty of Medical Sciences, Lebanese University, Mount Lebanon, Lebanon.

International Journal of Surgery Case Reports
|January 5, 2021
PubMed
Abstract

Insights

This case report details a rare instance of giant mesenteric fibromatosis, a slow-growing abdominal tumor. Surgical removal proved effective, highlighting its importance in diagnosing abdominal masses.

Area of Science:

  • Gastroenterology
  • Surgical Oncology
  • Abdominal Imaging

Background:

  • Mesenteric fibromatosis is a rare neoplasm originating in the bowel mesentery.
  • It exhibits intermediate behavior with potential for local invasion.
  • Often asymptomatic, it can grow large before detection.

Observation:

  • A 34-year-old male presented with painless abdominal distension.
  • A giant mesenteric fibromatosis, measuring 23 cm and weighing 4.5 kg, was identified.
  • The tumor arose from the appendix and colonic mesentery.

Findings:

  • Surgical excision was performed as the definitive treatment.
  • The patient remained recurrence-free at a 1-year follow-up.
  • This case underscores the potential for large tumor size before symptom onset.

Implications:

  • Highlights the importance of considering mesenteric fibromatosis in the differential diagnosis of unexplained abdominal masses.
  • Emphasizes the role of surgical intervention for curative treatment.
  • Suggests the need for vigilant follow-up to monitor for recurrence.
Keywords:
AppendixCase reportColonGiantImmunohistochemistryMesenteric fibromatosis

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