Findings: Asymmetric lateral ventricles again noted without any underlying abnormality or abnormal signal; no "slit ventricles". No intra or extra-axial collection, mass or focal abnormality.
No restricted diffusion. No evidence of previous infarction or haemorrhage. No abnormal contrast enhancement.
Dilatation and mild tortuosity of both extra-cranial optic nerve sheaths. No abnormal T2/STIR or post contrast enhancement of the optic nerve. Partially empty sella. Increased nuchal fat noted.
MRV - no evidence of venous sinus thrombosis but typical and marked focal narrowing of the transverse sinuses laterally.