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患者,23岁。孕4产0,孕42周,LOA待产。入院时血压120/70,心肺(-),RBC3.15×10~(12)/L,Hb91g/L,BPC0.11×10~(12)/L。进入产程4小时后,先露不下降,头仍高浮,骑跨(±)。故在腰麻下行子宫下段剖宫产术。术中顺利,出血约150ml。回病房时测血压40/0。考虑为腰麻后体位搬动所致。立即给予麻黄素20mg静注、10mg肌肉注射。20分钟后血压上升至60～70/40。此时患者
Patient, 23 years old. 4 pregnant 0, pregnant 42 weeks, LOA to be produced. Admission of blood pressure 120/70, cardiopulmonary (-), RBC3.15 × 10 ~ (12) / L, Hb91g / L, BPC0.11 × 10 ~ (12) / L. Into the labor process 4 hours after the first dew drop, the head is still floating, riding across (±). Therefore, the lower uterine spinal cord in the cesarean section. Intraoperative smooth, bleeding about 150ml. Back to the ward when the blood pressure 40/0. Consider postural movement due to spinal anesthesia. Immediate ephedrine 20mg intravenous injection of 10mg intramuscular injection. After 20 minutes blood pressure rose to 60 ~ 70/40. At this time the patient