Clinical utility of ultrasonography, pulse oximetry and arterial line derived hemodynamic parameters for predicting post-induction hypotension in patients undergoing elective craniotomy for excision of brain tumors - A prospective observational study

超声、脉搏血氧饱和度和动脉导管血流动力学参数在预测择期开颅切除脑肿瘤患者术后低血压中的临床应用价值——一项前瞻性观察研究