心律失常有多种类型,表现为各种不同的临床症状。其中一部分心律失常需要紧急治疗,而正确诊断是关键。在病史方面应详细询问患者有无心悸、眩晕、呼吸困难,胸痛或晕厥发作以及症状持续时间等,并注意有无诱发因素(如运动、饮酒、吸烟、精神刺激等)。了解既往有无类似发作以及是否应用过洋地黄。原发疾病不仅见于心脏疾病,还应想到是否为甲状腺机能亢进等合并症。晕厥患者常表现对发病前后的状况失去记忆。 There are many types of arrhythmias, manifested as a variety of different clinical symptoms. Some of these arrhythmias require urgent treatment, and correct diagnosis is the key. In the history of patients should be asked in detail whether the heart palpitations, dizziness, dyspnea, chest pain or fainting episodes and symptoms duration, and pay attention to whether induced factors (such as exercise, alcohol, smoking, mental stimulation, etc.). Learn about any previous episodes and whether or not digitalis has been used. Primary disease is not only found in heart disease, but also think of whether the complications such as hyperthyroidism. Patients with syncope often show a loss of memory before and after the onset of the condition.