Bilateral Tentorial Subdural Hematoma without Subarachnoid Hemorrhage Secondary to Anterior Communicating Artery Aneurysm Rupture: A Case Report and Review of the Literature
Ajit A. Krishnaneya,
Peter A. Rasmussena and
Thomas Masaryka,b
a Section of Endovascular Neurosurgery, Department of Neurosurgery, Cleveland Clinic, Cleveland, OH
b Department of Neuroradiology, Cleveland Clinic, Cleveland, OH

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FIG 1. Axial noncontrast CT scans show thickening of the tentorium bilaterally and no evidence of subarachnoid hemorrhage.
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FIG 2. Coronal FLAIR MR image reveals hyperintensities along the tentorium consistent with acute blood.
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FIG 3. Coronal T1-weighted MR image reveals enhancing suprasellar mass consistent with an anterior communicating artery aneurysm.
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FIG 4. Submentovertex view of a right internal carotid artery-injection cerebral angiogram reveals a 10-mm anterior communicating artery aneurysm.
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