case_images: PMC10906972_01
case_images: MRI coronal view showing extensive arteriovenous malformation with severe compressing phenomena.. The image shows the involvement of posterior fossa structures and left occipital lobe. There is a narrowing of the fourth ventricle and dilation of the ventricular system.
case_images: cureus-0016-00000053326-i01.jpg
case_images: PMC10906972_01_cureus-0016-00000053326-i01.jpg
case_images: FIG1
case_images: There is also some dilatation of the Meckel caves that is more prominent on the left (Figure 1).
case_images: MRA/MRV scans show a large extensive arteriovenous high-flow malformation with a sizable aneurysmal vein that measures up to 2.3 cm.
case_images: cureus-0016-00000053326-i02.jpg
case_images: PMC10906972_01_cureus-0016-00000053326-i02.jpg
case_images: FIG2