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Weekly Case
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Case No. 538
2019-12-01~2019-12-31
출제자 : 유인선
Hit : 495
| Period | 2019-12-01~2019-12-31 |
|---|---|
| Diagnosis | Anaplastic Meningioma |
| Gender |
|
| Age | 60 |
| Clinical information | F/60 3일전부터 시작된 dizziness, headache, left side weakness and paresthesia (PMHx: breast cancer) 진단은? (Fig 6-9는 8개월 follow up MRI임) |
| Discussion | Anaplastic Meningioma Introduction = Malignant meningioma (WHO Gr 3) Middle decades, M:F=1:13.-1.5 Recurrence 75% (typical meningioma: 9%) 5YSR: 35% Treatment Preop embolization+surgery (more aggressive than typical meningioma) RT: frequently used in atypical, anaplastic meningioma Recurrence: repeated surgery, external beam RT, stereotactic radiosurgery Imaging findings CT triad: extracranial mass, osteolysis, intracranial mass MR Dural based locally invasive lesion with necrosis and marked brain edema Indistinct tumor margin Prominent tumor pannus extending away from mass high diffusion restriction |
| Correct answer |
Correct Answer
Semi-Correct Answer |