一、病例摘要病例1:患者31岁,孕8周,孕2产1,主因“头痛恶心呕吐5d,言语减少伴意识水平下降1d”急诊入首都医科大学附属北京天坛医院。查体:昏睡,双侧瞳孔等大等圆,四肢刺激可活动,双侧腱反射对称,双侧巴氏征阳性。头颅核磁:上矢状窦内长条状等T1长T2信号,矢状位双侧横窦留空消失。双侧额叶,左侧枕叶急性期出血灶 First, the case summary Case 1: 31-year-old, 8 weeks pregnant, 2 pregnant 1, mainly because of “headache nausea and vomiting 5d, decreased speech with decreased awareness level 1d ” emergency access to Beijing Capital Medical University, Beijing Tiantan Hospital. Physical examination: lethargy, bilateral pupils and other large round, limbs can be stimulated activity, bilateral tendon reflex symmetry, bilateral Pap’s sign positive. Head MRI: long sagittal sinus and other long T1 signal T2, bilateral sagittal sinus left blank disappeared. Bilateral frontal lobe, left occipital acute hemorrhage