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患者男,27岁。受凉后头部胀痛10天,以坐位及行走明显,平卧休息减轻,入院前两天头痛明显加重,并出现喷射性呕吐。腰穿初压为50 mm H2O。既往无显著外伤史,无脑静脉血栓形成危险因素。MRI:上矢状窦、直窦及双侧横窦内见长T1、短T2异常信号(图1~3);MRV:右侧乙状窦、横窦,上矢状窦、直窦未见明确显示(图4、5);MRI增强扫描:硬脑膜弥漫性增强,呈连续均匀线样强化(图6、7)。
Patient male, 27 years old. Head pain after cold for 10 days to seat and walk significantly relieve supine rest two days before admission, headache was significantly aggravated and jet-induced vomiting. Waist wear initial pressure of 50 mm H2O. No previous history of significant trauma, no risk factors for cerebral venous thrombosis. MRI: T1, T2 abnormal signals in superior sagittal sinus, straight sinus, and bilateral transverse sinus (Figure 1 ~ 3); MRV: right sigmoid sinus, transverse sinus, superior sagittal sinus and straight sinus Display (Figure 4,5); MRI enhanced scan: diffuse dura diffuse, continuous uniform linear enhancement (Figure 6,7).