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Weekly Case

종결 Case No. 101 0000-00-00~0000-00-00
출제자 : 관리자 Hit : 362
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Period 0000-00-00~0000-00-00
Diagnosis
Clinical information 26세 여자, 4년전 pulmonary thromboembolism으로 protein C deficiency로 진단받고 warfarin 복용하다 2년전 warfarin 복용 중단 후 follow up loss, 3일전부터 갑자기 발생한 후 점점 심해지는 두통과 양 눈의 통증을 주소로 내원

[그림 순서]
Noncontrast CT 2장, Postcontrast CT 3장, Postcontrast MRI 1장
Discussion [정답]
*Thrombotic occlusion of intracranial dural sinuses
*Empty delta on CECT, contrast enhanced MR
*Hyperdense dural sinus
*Cortical/subcortical petechial hemorrhages,edema
*Acute thrombus:T1 isointense
*Absence of flow in occluded sinus on TOF MRV
*Differential diagnosis: normal, anatomic variant, giant arachnoid granulation
*Resistance to activated protein C: most common cause of sporadic dural sinus thrombosis
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