Coronal MRI showing disproportionately enlarged subarachnoid space hydrocephalus (DESH)
Typical idiopathic NPH findings on MRI. Illustrative coronal sections of coronal T1-weighted images selected from an included patient showing enlarged ventricles (*), tight high-convexity and medial surface subarachnoid spaces (oval ring), and expanded Sylvian fissures (arrow).