β-受体功能亢进症(简称β-亢进症),系指因交感神经的β-受体功能亢进或敏感而产生的心悸、气短、烦躁、胸闷、头昏、乏力等症状及心电图Ⅱ、Ⅲ、avF等导联上有不同程度的ST-T改变的一组临床征候群。本症自1966年Froblich报告以后,引起了国外临床医生和心电图工作者的注意,陆续有报告。因为本症常见,且极易误诊为心肌炎、甲状腺机能亢进(简称甲亢)、冠心病等,故熟悉本症有其 β-adrenergic syndrome (referred to as β-hyperthyroidism), refers to the sympathetic β-receptor hyperactivity or sensitivity arising from palpitations, shortness of breath, irritability, chest tightness, dizziness, fatigue and other symptoms and ECG Ⅱ, Ⅲ, avF and other leads have varying degrees of ST-T changes in a group of clinical syndromes. This disease since Froblich report in 1966, aroused the attention of foreign clinicians and ECG workers, one after another report. Because of this common, and easily misdiagnosed as myocarditis, hyperthyroidism (referred to as hyperthyroidism), coronary heart disease, it is familiar with the disease has its