PMC2823148_01
CT scan (a-d) showing hyperdense area in the region of right sigmoid sinus and sutural diastases of right lambdoid suture (arrow in D).
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Computed tomography (CT) scan of the brain (performed after 36 h of injury) showed sutural diastases of right lambdoid suture and hyperdensity in the region of right sigmoid sinus [Figure 1].
MRI T1W image showing iso- to hyperintense area in the region of right sigmoid sinus (arrow)
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Further investigations with magnetic resonance imaging (MRI) showed an isointense to hyperintense area on T1W images becoming hyperintense on T2W images in the region of right transverse and sigmoid sinus [Figures 2 and 3].
MRI T2W image (a-d) showing hyperintense area in the region of right sigmoid sinus
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Further investigations with magnetic resonance imaging (MRI) showed an isointense to hyperintense area on T1W images becoming hyperintense on T2W images in the region of right transverse and sigmoid sinus [Figures 2 and 3].
MR venogram (a-c) showing nonvisualization of the right transverse and sigmoid sinus (arrow in B)
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MR angiography further confirmed the occlusion of the right transverse and sigmoid sinus [Figure 4, arrow in b].