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Cerebral Venous Sinus Thrombosis - Transverse and Sigmoid Sinus

A 36 year-old woman presented with headaches, seizures, and numbness affecting the right body.

Show the Clot in the Left Sigmoid Sinus

MRI Scans. (Left) T1-weighted axial image; (Right) T2-weighted axial image. Note the bright signal in the sigmoid sinus on the left in both scans. This is the pattern seen in a subacute blood clot (3-7 days old).

Last Update: 11/8/05
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