Metallic artifact due to coil.
Hyperattenuation in the basal cisterns and inter-hemispheric fissure related to the subarachnoid haemorrhage.
Compared to prior examination, there is increased hypoattenuation in the bilateral frontal lobes and left hemisphere of the cerebellum. The hypoattenuation is due to ischemia in the vascular territory of the anterior cerebral artery .