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晚期妊娠中毒症是产生在妊娠24周以后的一种高血压综合征。其发病原因至今尚未完全清楚,一些比较为大家所公认的因素是:(1)精神神经因素:因各种刺激使大脑皮层功能障碍,影响血管舒缩中枢,导致全身小动脉痉挛;(2)子宫与胎盘局部缺血:缺血的胎盘或退变的蜕膜所产生的某些物质释放进入血液,作用末梢血管,使血管痉挛而引起一系列症状;(3)祖国医学早就认为本病是脾肾两虚、肾阴不足、肝阳偏亢等所致。此外也有认为是与孕妇机体的物质代谢障碍、内分泌紊乱有关。总之,目前说法较多,尚无较圆满的解释。
Late gestational toxicosis is a type of hypertension that develops after 24 weeks of gestation. Its causes are not yet fully understood, some of the more recognized factors are: (1) neurological factors: due to various stimuli make the cerebral cortex dysfunction, affecting vasomotor center, leading to systemic arteriolar spasm; (2) Uterus and placental ischemia: Some substances produced by the ischemic placenta or decidual decidua release into the bloodstream, the role of peripheral blood vessels, causing vasospasm and cause a series of symptoms; (3) motherland medicine has long considered the disease Is spleen and kidney deficiency, deficiency of kidney yin, hyperactivity due to liver yang. In addition, there are also considered to be related to the physical metabolism of pregnant women, endocrine disorders. In a word, there are many more explanations so far.