[目的]探讨脑卒中后老年患者抑郁症的发病机制及预防措施。[方法]归纳相关资料,对命题进行分析。[结论]医护人员应采取针对性的用药及护理措施,预防患者卒中后抑郁症的发生。 [Objective] To explore the pathogenesis and preventive measures of depression in elderly patients after stroke. [Methods] To summarize relevant data and analyze propositions. [Conclusion] Medical staff should take targeted medication and nursing measures to prevent post-stroke depression in patients.