妊娠高血压综合征(妊高征)是妊娠期特发疾病。重度妊高征由于病情严重,对母婴危害极大,故及时控制血压和适时终止妊娠是抢救的重要措施。虽然产前应用硫酸镁及安定控制和预防抽搐,但在分娩或剖宫产时仍有一部分患者血压骤升,出现危象。经用酚妥拉明无效时改用硝普钠控制血压,效 Pregnancy-induced hypertension (PIH) is a idiopathic pregnancy disorder. Severe pregnancy-induced hypertension as a serious condition, great harm to mother and child, so timely control of blood pressure and timely termination of pregnancy is an important measure to rescue. Although prenatal application of magnesium sulfate and stability control and prevention of seizures, but during labor or cesarean section, there are still some patients with sudden blood pressure surge, a crisis. Nitroprusside is used to control blood pressure after phentolamine is ineffective