A 79-year-old man with a background of previous myocardial infarction and dual-chamber implantable cardioverter defibrillator (ICD) was admitted to our service with a complaint of progressive dyspnoea and chest pain. Electrocardiogram and bloods did not reveal significant acute ischaemic abnormalities.

中文翻译：

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巨大的血栓附着在植入式心脏复律除颤器管路上，导致严重的三尖瓣血流阻塞

一位有心肌梗死背景和双腔植入式心脏复律除颤器（ICD）的79岁男性因进行性呼吸困难和胸痛而入院。心电图和血液未显示出明显的急性缺血异常。