However, thrombosed dural sinuses
commonly do not show this characteristic hyperdensity, which can lead to a false-negative diagnosis (Figure 1).
Dural arteriovenous fistulae are rare lesions composed of abnormal connections between meningeal arteries and the dural sinuses or lepto-meningeal veins.
Dural arteriovenous fistulae (DAVFs) are rare intracranial lesions consisting of direct, abnormal connections between meningeal arteries and the dural sinuses or leptomeningeal veins.
Multisection CT venography of the dural sinuses
and cerebral veins by using matched mask bone elimination.
Dural sinus thrombosis (DST), also known as cerebral venous thrombosis, describes thrombosis of cortical and deep cerebral veins as well as that of the dural sinuses