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急性心肌缺血后,常用多巴胺改善心肌工作能力。然而,这类正性肌力药物增加心肌的氧需,可能推迟缺血性损害的恢复。为了评价这一问题,作者将8条实验犬在清醒
After acute myocardial ischemia, dopamine is often used to improve myocardial capacity. However, such inotropic agents increase myocardial oxygen demand and may delay the recovery of ischemic damage. In order to evaluate this issue, the author will awake eight experimental dogs