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Cerebral venous sinus thrombosis — RCPSC EM MCQ

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HardNeurological emergenciesCerebral venous sinus thrombosisRCPSC EM

A 31-year-old woman 2 weeks postpartum has progressive headache, a focal seizure, and left leg weakness. CT head is equivocal; D-dimer is elevated and MRI venography later shows superior sagittal sinus thrombosis. What is the most likely diagnosis?

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Correct answer: B — Cerebral venous sinus thrombosis

Postpartum state, progressive headache, focal seizure, focal deficit, and venous sinus thrombosis on MRV indicate cerebral venous sinus thrombosis.

Reference: Canadian Stroke Best Practice Recommendations