神经血管影像速阅17小脑海绵状血管瘤

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CavernousMalformationandDevelopmentalVenousAnomalyintheCerebellum

基本信息BasicInformation

女，51岁

51-year-oldfemale

症状：头晕和呕吐

Symptoms:dizzinessandvomiting

ImagingData影像资料

△头颅CT平扫：右侧脑桥臂可见一结节样高密度影（红箭）

△CranialCTshowedahyper-densitynodularintherightmiddlecerebellarpeduncle.

△增强CT：右侧小脑半球见条状强化影（橙箭）,右侧脑桥臂病变未见强化（红箭）

△EnhancedCTdetectedastrip-likeenhancementintherightcerebellarhemisphere(orangearrow);but,thenodularlesionofrightmiddlecerebellarpedunclehadnoenhancement(redarrow).

△CTV重建图像：右侧小脑异常引流静脉（橙箭），呈水母头样，提示静脉发育异常

△ReconstructionimagesofcranialCTVshowedanabnormalveinwithamedusaheadsignintherightcerebellum(orangearrow),whichpromptedadiagnosisofthedevelopmentalvenousanomaly.

△T1WI和T2WI：右侧脑桥臂结节样混杂信号（红箭，爆米花征），边缘可见低信号（含铁血黄素沉着），提示海绵状血管畸形；右侧小脑半球见一条状低信号（橙箭）

△T1WIandT2WIshowedamixedsignalnodularintherightmiddlecerebellarpedunclewithatypicalsignof“popcorn”andarimofsignallossduetohemosiderinonT2WI(redarrow)whichpromptedadiagnosisofthecavernousmalformation,andastrip-likehypo-signalintherightcerebellum(orangearrow).

△DSA：右侧小脑异常引流静脉，呈水母头样，提示静脉发育异常

△DSAshowedanabnormalveinwithatypicalmedusaheadsignintherightcerebellum,whichpromptedadiagnosisofthedevelopmentvenousanomaly.

原创作者/陈红兵

编辑/黄欣怡

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