119例经血清学与临床诊断为急性柯萨奇病毒B心肌炎的病人,长期随访平均3.5年(4—98月),随访率93.3％。急性期后82％的患者有室性早搏长期间断发作。随访期间无一例发生昏厥、近乎昏厥、猝死或心电图证实的持久性室性心动过速发作,亦无扩张型心肌病的临床、X线或超声心动图表现。 119 patients with serological and clinical diagnosis of acute coxsackievirus B myocarditis, long-term follow-up an average of 3.5 years (4-98 months), follow-up rate of 93.3%. 82% of patients with acute ventricular premature ventricular septal long-term seizures. None of the patients had syncope, near-fainting, sudden death or ECG-confirmed episodes of persistent ventricular tachycardia during follow-up and did not have clinical, radiographic or echocardiographic findings of dilated cardiomyopathy.