妊高征的基本病变是全身小动脉痉挛。尽管子宫蜕膜及子宫股层的螺旋小动脉在妊娠期间变得粗大并卷曲,有利于增加子宫胎盘的血液供应,对胎儿有利,但妊高征时子宫血管发生痉挛,可以看到子宫蜕膜和子宫肌层血管发生急性动脉粥样硬化,管腔变窄,极易 Essential lesion of pregnancy-induced hypertension is systemic arteriolar spasm. Although the uterine decidual and uterine layers of the spiral arteries become coarse and curly during pregnancy, is conducive to increasing the uterine placenta blood supply, beneficial to the fetus, but during pregnancy-induced hypertension spasm uterine vessels, you can see the uterine decidua And myometrial angiogenesis of acute atherosclerosis, lumen narrowing, easily