Conclusions: To lower the morbidity and mortality, different kinds of nursing care should be applied to different cardiomegaly after heart valve replacement operations.

• 结论：巨大心脏瓣膜置换术后应针对分型特点进行不同的监护，预防为主，减少盲目性，达到术后减少并发症和降低病死率，促进患者康复的目的。