case_images: PMC8168677_01
case_images: Outside hospital head computed tomography demonstrating a right convexity mixed density subdural hematoma, axial (left), and coronal (right) views.
case_images: SNI-12-186-g001.jpg
case_images: PMC8168677_01_SNI-12-186-g001.jpg
case_images: F1
case_images: The head CT revealed a right-sided acute subdural hematoma [Figure 1].
case_images: Lateral angiogram views showing pre (left) and post (right) embolization of the right accessory meningeal artery aneurysm.
case_images: SNI-12-186-g002.jpg
case_images: PMC8168677_01_SNI-12-186-g002.jpg
case_images: F2
case_images: This revealed a small pseudoaneurysm of the right accessory MMA [Figure 2].
case_images: 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).
case_images: SNI-12-186-g003.jpg
case_images: PMC8168677_01_SNI-12-186-g003.jpg
case_images: F3
case_images: Postoperative follow-up head CT scan confirmed resolution of the subdural hematoma [Figure 3].