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Solitary preperitoneal neurofibroma: a case report
Noureddine Njoumi1, Mohamed Elabsi2, Gilles Attolou3
1Department of Visceral Surgical Emergency, Ibn Sina Hospital, Rabat, Morocco. njouminoureddine@gmail.com.
BMC Research Notes
|April 17, 2015
Summary
This case report details an extremely rare solitary preperitoneal neurofibroma, a benign tumor previously unreported in this location. Surgical excision proved curative, highlighting its importance for managing this unique abdominal mass.
Area of Science:
- Oncology
- Surgical Pathology
- Radiology
Background:
- Neurofibromas are rare benign tumors, typically associated with systemic conditions.
- Isolated neurofibromas in the preperitoneal space are exceptionally rare and previously undocumented.
Observation:
- A 29-year-old male presented with a large, progressive hypogastric mass.
- Imaging revealed an 18x17 cm preperitoneal tumor extending into the pelvis.
- A CT-guided biopsy confirmed a neurofibroma.
Findings:
- Exploratory laparotomy identified a 17x18 cm, 2kg encapsulated preperitoneal neurofibroma.
- Complete surgical excision was achieved.
- No recurrence was observed after one year of follow-up.
Implications:
- Solitary preperitoneal neurofibroma is an extremely rare entity with nonspecific clinical and radiological signs.
- Preoperative histological diagnosis is crucial for planning surgical management.
- Complete surgical excision is the only curative treatment for this rare tumor.

