Fig. 11

Radiologic findings in a 48-year-old female presenting with posterior headaches. The initial CT shows SAH of the posterior fossa. The angiography found dissection of the right superior cerebellar artery. Study of the supra-aortic arteries shows typical FMD images. Ad integrum restitution at 3 months. a Cerebral non-enhanced CT showing prepontine SAH (white arrow). b and c Cerebral CTA and angiogram showing a dissection of the right superior cerebellar artery. d Right carotid angiogram showing showing classical FMD imaging findings. e The 3-month follow-up angiography showing ad integrum restitution of the artery, in favour of arterial dissection