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Fig 2. Venous diverticulum in a 69-year-old man with long-standing right-sided pulsatile tinnitus. A, Axial image demonstrates a right distal transverse sinus venous diverticulum extending through a dehiscent sigmoid plate into the mastoid complex (arrow).
B, Axial image, same level, wider windows for bone detail confirms the osseous defect and the diverticulum (arrow).
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