β—受体有选择性的分布于人体各个器官,与α—受体作用相反,均属于肾上腺素受体,接受着交感神经的兴奋,调节与平衡着机体的反应。β—受体亢进多表现为心悸、气短、胸闷、烦躁、易激动、多汗,头昏、失眠、手颤等循环及神经系统症状。本症多发生于青、中年妇女,情绪易激动者。近年来虽有少数报道,但临床仍常将其误诊为心肌炎或心脏神经官能症,对患者延误治疗,致使其心神痛苦难拔,医生亦常感束手无策。病例介绍例1、女,44岁,住院号6853,于1986 β-receptor selective distribution in various organs of the human body, and the role of α-receptor on the contrary, are adrenergic receptors, sympathetic to accept the excitement, regulation and balance the body’s response. β-receptor hyperactivity manifested as palpitations, shortness of breath, chest tightness, irritability, irritability, sweating, dizziness, insomnia, hand tremor and other circulatory and neurological symptoms. The disease occurred in young, middle-aged women, emotional exciters. In spite of a few reports in recent years, it is still often misdiagnosed as clinically as myocarditis or cardiac neurosis. Patients are delayed in treatment, making their distress difficult to pull. Doctors are often helpless. Case description 1, female, 44 years old, hospital number 6853, in 1986