一、病因目前,已知能引起心肌炎的病毒有几十种,但以肠道和上呼吸道感染的各种病毒最为常见。肠道病毒有柯萨奇病毒,此病毒分 A、B 两组,其中以 B 组为最常见,世界各地均有报告。据报道,39%的心肌炎是由柯萨奇 B 组病毒引起,它在婴幼儿中亦为最常见的病原体,且死亡率较高。埃可病毒也很常见,病情一般较柯萨奇病毒性心肌炎轻。绝大多数 First, the etiology At present, known to cause dozens of myocarditis virus, but the most common intestinal and upper respiratory tract infections of various viruses. Enterovirus Coxsackie virus, the virus points A, B two groups, of which the B group is the most common, are reported around the world. It has been reported that 39% of myocarditis is caused by coxsackie B virus, which is also the most common pathogen in infants and young children and has a high mortality rate. Echovirus is also very common, the disease is generally lighter than Coxsackie viral myocarditis. Mostly