Objective: To study the clinical course and prognosis of elderly acute myocardial infarction (AMI).

目的：研究老年性急性心肌梗塞(ami)的临床经过及预后。

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Aim To investigate the effect of hypertension (HT) on the clinical course and prognosis in elderly patients with acute myocardial infarction (AMI).

目的探讨高血压(HT)对老年人急性心肌梗死(ami)疾病过程及预后的影响。

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The objective is to explore the pathogenic course, clinical features and prognosis on hallervorden spatz disease (HSD).

目的是探讨苍白球黑质红核色素变性（HSD）的发病过程、临床特征及预后诊断。

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