PMC8168677_01
Outside hospital head computed tomography demonstrating a right convexity mixed density subdural hematoma, axial (left), and coronal (right) views.
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F1
The head CT revealed a right-sided acute subdural hematoma [Figure 1].
Lateral angiogram views showing pre (left) and post (right) embolization of the right accessory meningeal artery aneurysm.
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F2
This revealed a small pseudoaneurysm of the right accessory MMA [Figure 2].
Follow-up angiogram at outside institution showing successful embolization of the lesion and the parent vessel opacified (left). Follow-up head computed tomography at outside institution showing significant improvement of the right convexity subdural hematoma (right).
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F3
Postoperative follow-up head CT scan confirmed resolution of the subdural hematoma [Figure 3].