Vertebrobasilar dolichoectasia is a clinical entity associated rarely with obstructive hydrocephalus. We present a 48-year old male with a profound dilatation of the ventricular system due to a dolichoectatic basilar artery. as appeared in imaging studies. The patient suffered from longstanding hydrocephalus and presenile dementia. https://allfixelectricales.shop/product-category/rocker-switch-cover/