Idiopathic gyral herniation Findings:The left-sided mesial temporal parenchyma is noted crawling on the edge of the tentorium and settling subtentorial in the left...
Perinatal stroke Findings: An area of encephalomalacia is seen in the right temporal lobe involving the parahippocampal gyrus, the middle and inferior...
Complete agenesis of the corpus callosum/Retro-cerebellar arachnoid cyst Findings:Bilateral infratentorial, retro-cerebellar arachnoid cysts, compressing the cerebellar hemispheres and elevating the tentorium with associated remodelling of the adjacent skull...