Hemorrhagic Venous Sinus Thrombosis



Hemorrhagic Venous Sinus Thrombosis


Shaun R. Rybak



CLINICAL HISTORY

25-year-old female with history of Crohn’s disease presenting with nausea, dehydration, and headache.






FIGURE 1A






FIGURE 1B






FIGURE 1C






FIGURE 1D



FINDINGS

Figure 1A: Axial unenhanced computed tomography (CT image) demonstrates a posterior left temporal lobe hemorrhage. Figure 1B: Axial T1 precontrast magnetic resonance imaging (MRI) demonstrates the hematoma (larger arrow) to be of heterogeneous iso- to slightly hyperintense signal relative to the adjacent brain parenchyma. In addition, there is a T1 hyperintense curvilinear cordlike structure posterior to the area of edema in the left temporal lobe (small hatched arrow). Figure 1C: Axial GRE image demonstrates an area of signal dropout with blooming (larger arrow) in the area of the hematoma. There are also thin curvilinear, cordlike structures posterior to the hematoma (small hatched arrows). Figure 1D: Anteroposterior maximum intensity projection (MIP) reconstruction from a magnetic resonance venography (MRV) of the head demonstrates loss of flow-related signal in the left transverse sinus (arrowheads) and sigmoid sinus.

Aug 1, 2016 | Posted by in NEUROLOGICAL IMAGING | Comments Off on Hemorrhagic Venous Sinus Thrombosis

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