case_images: PMC4427814_01
case_images: An initial computed tomography (CT) scan revealed a large hematoma and an acute obstructive hydrocephalus in the left cerebellar hemisphere
case_images: SNI-6-71-g001.jpg
case_images: PMC4427814_01_SNI-6-71-g001.jpg
case_images: F1
case_images: Plain computed tomography scans showed a large hematoma with obstructive hydrocephalus in the left cerebellar hemisphere [Figure 1], and digital subtraction angiography showed the nidus of an AVM in the left cerebellar hemisphere with the left PPHA.
case_images: Digital subtraction angiography of the left common carotid artery (left, anteroposterior view; right, lateral view) showing the nidus of an arteriovenous malformation in the left cerebellar hemisphere and the left persistent primitive hypoglossal artery (PPHA; arrowheads)
case_images: SNI-6-71-g002.jpg
case_images: PMC4427814_01_SNI-6-71-g002.jpg
case_images: F2
case_images: The left PPHA is connected to the basilar artery [Figure 2].
case_images: Digital subtraction angiography of the basilar artery (BA) via the PPHA (left, anteroposterior view; right, lateral view) after the surgery revealed the residual nidus (arrow heads)
case_images: SNI-6-71-g003.jpg
case_images: PMC4427814_01_SNI-6-71-g003.jpg
case_images: F3
case_images: Digital subtraction angiography of the BA via the left vertebral artery (left, anteroposterior view; right, lateral view) 5 years after the gamma-knife surgery. The residual nidus had disappeared
case_images: SNI-6-71-g004.jpg
case_images: PMC4427814_01_SNI-6-71-g004.jpg
case_images: F4