患者，女，68岁，乙状结肠癌，硬膜外+全身麻醉下行结肠癌根治术。术前无心脏病史，心电图提示：心肌缺血。血常规检查正常。术中出血约1200ml，输血800ml，血浆400ml。术中一度出现房颤及低血压，...

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应激低血压贫血电解质紊乱以上都不是

脾曲结肠癌，DukesC期乙状结肠癌，DukesA1期横结肠癌，DukesA2期乙状结肠癌，DukesD期降结肠癌，DukesB期

脾曲结肠癌，DukesC期乙状结肠癌，DukesA1期横结肠癌，DukesA2期乙状结肠癌，DukesD期降结肠癌，DukesB期

脾曲结肠癌，DukesC期乙状结肠癌，DukesAl期横结肠癌，DukesA2期乙状结肠癌，DukesD期降结肠癌，DukesB期

脾曲结肠癌，DukesC期乙状结肠癌，DukesAl期横结肠癌，DukesA：期乙状结肠癌，DukesD期降结肠癌，DukesB期

脾曲结肠癌，DukesC期乙状结肠癌，DukesA1期横结肠癌，DukesA2期乙状结肠癌，DukesD期降结肠癌，DukesB期

脾曲结肠癌，DukesC期乙状结肠癌，DukesAl期横结肠癌，DukesA2期乙状结肠癌，DukesD期降结肠癌，DukesB期

脾曲结肠癌，Dukes C期乙状结肠癌，Dukes A₁期横结肠癌，Dukes A₂期乙状结肠癌，Dukes D期降结肠癌，Dukes B期

脾曲结肠癌，DukesC期乙状结肠癌，DukesA1期横结肠癌，DukesA2期乙状结肠癌，DukesD期降结肠癌，DukesB期

__ 羟丁酸钠依托咪酯硫喷妥钠以上都不是

脾曲结肠癌，DukesC期乙状结肠癌，DukesA1期横结肠癌，DukesA2期乙状结肠癌，DukesD期降结肠癌，DukesB期

应激低血压贫血电解质紊乱以上都不是

脾曲结肠癌，DukesC期乙状结肠癌，DukesAl期横结肠癌，DukesA：期乙状结肠癌，DukesD期降结肠癌，DukesB期

脾曲结肠癌，DukesC期乙状结肠癌，DukesA1期横结肠癌，DukesA2期乙状结肠癌，DukesD期降结肠癌，DukesB期

脾曲结肠癌，Dukes C期乙状结肠癌，Dukes A₁期横结肠癌，Dukes A₂期乙状结肠癌，Dukes D期降结肠癌，Dukes B期