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Convexity dural hemangioma: illustrative case.
Ellery A Hayden1, Jack A Leoni1, Frank Culicchia1
1Department of Neurosurgery, Louisiana State University Health Sciences Center, New Orleans, Louisiana.
Journal of Neurosurgery. Case Lessons
|November 18, 2024
Summary
Dural hemangiomas are rare intracranial masses that can mimic meningiomas on imaging. This case highlights the importance of considering dural hemangiomas in the differential diagnosis of dural-based tumors.
Area of Science:
- Neurosurgery
- Neuropathology
- Neuroradiology
Background:
- Dural hemangiomas are uncommon intracranial neoplasms, with only 5%-13% originating from the dura mater.
- Hemangiomas typically present as bone or intraparenchymal lesions, making dural origin rare.
Purpose of the Study:
- To report a case of a dural capillary hemangioma presenting as a convexity mass.
- To emphasize the importance of considering dural hemangiomas in the differential diagnosis of dural-based masses.
Main Methods:
- A 46-year-old female presented with a growing left frontal intracranial mass.
- The mass was suspected to be a meningioma due to its homogeneous enhancement, extra-axial location, broad base, and dural tail.
- Surgical resection was performed, and histopathology confirmed a dural capillary hemangioma.
Main Results:
- The resected mass was a purplish-red lesion firmly attached to the dura.
- Histopathological examination diagnosed the lesion as a capillary hemangioma.
- The imaging findings mimicked those of a meningioma.
Conclusions:
- Dural hemangiomas, especially at the convexity, are rare and can radiographically resemble meningiomas.
- These lesions can exhibit homogeneous enhancement, a broad base, and a dural tail, complicating diagnosis.
- Dural hemangiomas should be included in the differential diagnosis for dural-based masses to guide treatment planning.
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