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Benign Sphenoid Wing Meningioma Presenting with an Acute Intracerebral Hemorrhage - A Case Report
Radek Frič1, John K Hald2, Ellen-Ann Antal3
1Department of Neurosurgery, Oslo University Hospital - Rikshospitalet, Oslo, Norway.
Background And Study Object:
We report an unusual case of a benign lateral sphenoid wing meningioma that presented with, and was masked by, an acute intracerebral hemorrhage.
Case Report:
A 68-year-old woman was admitted after sudden onset of coma. Computed tomography (CT) revealed an intracerebral hemorrhage, without any underlying vascular pathology on CT angiography. During the surgery, we found a lateral sphenoid wing meningioma with intratumoral bleeding that extended into the surrounding brain parenchyma.
Results:
We removed the hematoma and resected the tumor completely in the same session. The histopathological classification of the tumor was a WHO grade I meningothelial meningioma. The patient recovered very well after surgery, without significant neurological sequelae.
Conclusions:
Having reviewed the relevant references from the medical literature, we consider this event as an extremely rare presentation of a benign sphenoid wing meningioma in a patient without any predisposing medical factors. The possible mechanisms of bleeding from this tumor type are discussed.
Insights
A rare case of a benign sphenoid wing meningioma presenting as a sudden intracerebral hemorrhage is described. Prompt surgical removal led to excellent patient recovery without lasting neurological deficits.
Area of Science:
- Neurosurgery
- Neuropathology
- Neuroradiology
Background:
- Meningiomas, particularly sphenoid wing meningiomas, are typically slow-growing benign tumors.
- Intracerebral hemorrhage is an uncommon presentation for meningiomas, especially in the absence of predisposing factors.
Observation:
- A 68-year-old female presented with sudden coma due to intracerebral hemorrhage.
- Computed tomography (CT) and CT angiography revealed hemorrhage but no vascular anomaly.
- Intraoperative findings identified a lateral sphenoid wing meningioma with intratumoral bleeding extending into the brain parenchyma.
Findings:
- The patient underwent simultaneous hematoma evacuation and complete tumor resection.
- Histopathological analysis confirmed a World Health Organization (WHO) grade I meningothelial meningioma.
- The patient experienced a favorable recovery with no significant neurological sequelae.
Implications:
- This case highlights an extremely rare presentation of a benign sphenoid wing meningioma.
- It underscores the importance of considering uncommon etiologies for intracerebral hemorrhage.
- The study discusses potential mechanisms for intratumoral bleeding in meningiomas.
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