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目的:观察脑供血不足病人采用地尔硫静脉注射后对脑血流有否即刻效应。方法:经颅多普勒超声(TCD)诊断的脑供血不足病人30例(男性18例,女性12例;年龄65a±s10a)给地尔硫针剂10mg加入25%葡萄糖注射液20mL中静脉缓慢推注(8min注射完毕),注射后10min再复查TCD。结果:用药10min后血压下降、心率减慢差别均有非常显著意义(P<0.01);24例(80%)病人脑血流有明显增快(增幅≥2cm/s),6例(20%)病人脑血流稍有增快(增幅<2cm/s),其中对脑动脉的收缩期血流速度和平均血流速度的改善有显著意义(分别为P<0.01,P<0.05)。结果:地尔硫静脉注射对脑动脉供血不足有显著的即刻效应。
OBJECTIVE: To observe whether there is an immediate effect on cerebral blood flow after intravenous injection of diltiazem in patients with cerebral insufficiency. Methods: Thirty patients (18 males and 12 females; age 65a ± s10a) diagnosed by transcranial Doppler ultrasonography (TCD) were given diltiazem 10mg into a 20mL medium vein of 25% glucose injection Bolus injection (8min injection completed), 10min after injection and then review the TCD. Results: After 10 minutes of treatment, the blood pressure decreased and heart rate decreased significantly (P <0.01). In 24 cases (80%), the cerebral blood flow was significantly increased (≥2 cm / s) 20%) had a slight increase in cerebral blood flow (<2 cm / s), which had significant effects on the improvement of systolic and mean velocity of cerebral blood flow (P <0.01 and P < 0.05). Results: Diltiazem intravenous injection of cerebral arterial insufficiency has a significant immediate effect.