==Normal anatomy==
[[File:Computed tomography of human brain (5).png|thumb|link=CT of normal anatomy of the head|CT of the head with normal anatomy. {{noprint|[[CT of normal anatomy of the head|Click here to scroll through the image stacks.]]}}]]
==Associated diseases and conditions==
*[[Transient ischemic attack]]
*[[Cerebral venous sinus thrombosis|Cerebral venous '''sinus thrombosis''']]