妊娠末期由于子宫增大且右旋,仰卧时出现低血压现象已渐为人们所认识。现将我院所遇11例报告如下: 1974～1983年,我院产科住院总数1397人次,出现妊娠晚期仰卧位低血压综合征11例,发生率为0.8％。其中剖宫产152例,发生仰卧位低血压综合征8例,发生率为5.3％。发生时间:3例在产前检查时;6例在连续硬膜外麻醉后、手术开始前;2例在术中未切开子宫前。第一胎7例,第二胎4例。11例均为正常单胎妊娠。临床症状11例 Pregnancy due to the uterus increases and dextrorotatory, hypotensive supine when the phenomenon has gradually become known. 11 cases were reported in our hospital are as follows: 1974 ~ 1983, hospital total number of obstetrics and gynecology hospital 1397 people, there were 11 cases of supine hypotensive syndrome in late pregnancy, the incidence was 0.8%. Among them, 152 cases of cesarean section occurred in 8 cases of supine hypotensive syndrome, the incidence was 5.3%. Occurring time: 3 cases in the prenatal examination; 6 cases after continuous epidural anesthesia, before the start of surgery; 2 cases in the surgery before the uterine incision. The first child in 7 cases, the second child in 4 cases. Eleven cases were normal singleton pregnancy. Clinical symptoms in 11 cases