患者女,5岁半。出生后逐渐发现头颅比同龄儿童大,经常出现头痛,发育稍迟缓。体检:身上有多处“红斑”。右眼光反射消失、视力消失;左眼光反射灵敏、视力正常。心电图:窦性心动过速。影像学检查:MRI的表现为大脑大静脉池类圆形低信号流空血管影(图1);MRA显示Galen大脑大静脉显著 Female patient, 5 years and a half. Gradually found after birth, older children than their children, headaches often occur, the development of a little slow. Physical examination: There are multiple “erythema” on the body. Right eye reflex disappeared, vision loss; sensitive left eye light reflex, normal vision. Electrocardiogram: Sinus tachycardia. Imaging examination: MRI showed a circular low signal flow empty blood vessels of the cerebral venous pool (Figure 1); MRA showed significant Galen cerebral vein