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Hemangiopericytoma of the sciatic nerve. Case report
J N Young1, A H Friedman, J M Harrelson
1Division of Neurosurgery, Duke University School of Medicine, Durham, North Carolina.
Journal of Neurosurgery
|March 11, 1991
Summary
A rare hemangiopericytoma developed in a sciatic nerve, requiring nerve sacrifice for adequate resection. This case expands the known list of mesodermal peripheral-nerve tumors.
Area of Science:
- Neuropathology
- Surgical Oncology
Background:
- Peripheral nerve tumors are rare.
- Hemangiopericytomas are typically vascular tumors that can occur in various locations.
Observation:
- A case of hemangiopericytoma originating in the sciatic nerve is presented.
- The tumor demonstrated invasive growth within the epineurium.
- Surrounding tissues were spared by the tumor invasion.
Findings:
- Complete tumor resection necessitated the sacrifice of the affected sciatic nerve.
- Histopathological analysis confirmed the diagnosis of hemangiopericytoma.
- The tumor exhibited epineural invasion.
Implications:
- This case adds hemangiopericytoma to the differential diagnosis of mesodermal tumors affecting peripheral nerves.
- It highlights the aggressive potential of these tumors in neural tissue.
- Understanding the behavior of such tumors is crucial for surgical planning and patient outcomes.