Venous Thrombosis: Causes and Imaging Appearance.

Cerebral venous sinus thrombosis is an elusive diagnosis with profound potential neurologic consequences. Although there are numerous reported predisposing conditions, by far the most common is a prothrombotic hypercoagulable state. Recent advances in MRI and computed tomography have improved diagnostic accuracy for this increasingly recognized disorder. Familiarity with imaging techniques and potential pitfalls is essential for accurate diagnosis and management of these patients.