脑血栓 夜间睡眠时,血压下降、血流缓慢、血小板聚积,故容易发生脑血栓。本病多见于老年人半夜起来小便突然跌倒,或凌晨醒后发现肢体偏瘫、口眼歪斜等。一般在发病之前有头痛、口齿不清、视力减退、嗜睡或失眠、手足动作不能随意等先兆,此时即应提高警惕,请医生诊治。一旦发病应立即向急救中心或 Cerebral thrombosis during nighttime sleep, blood pressure, blood flow slow, platelet accumulation, it is prone to cerebral thrombosis. The disease more common in the elderly at midnight suddenly fell from the urine or wake up after midnight found limb hemiplegia, stomatism and so on. Usually before the onset of a headache, slurred speech, vision loss, lethargy or insomnia, hand-foot movements can not be free from aura, this time should be vigilant, seek medical advice. Once the onset should be immediately to the emergency center or