Methods:HR,SBP,DBP,MAP,CVP of 28 patients with pheochromocytoma treated with esmolol during anesthesia induction and operation were analysed.

• 方法分析28例嗜铬细胞瘤手术病人在麻醉诱导期和术中使用艾司洛尔后HR、SBP、DBP、MAP、CVP的变化。