Objective To study the changes of plasma normetanephrine(NMN) and metanephrine(MN) during the resection of adrenal pheochromocytoma.

• 目的研究嗜铬细胞瘤切除手术中,患者间羟去甲肾上腺素(NMN)和间羟肾上腺素(MN)的动态变化规律。