Also, more trials are needed to identify specific subsets of patients in whom preoperative coronary revascularization might reduce perioperative and long-term events, he notes. 同時(shí),需要更多的試驗,確定特定的患者群中術(shù)前行冠狀動(dòng)脈血管重建術(shù)可減少?lài)中g(shù)期和長(cháng)期的心臟事件,他指出。