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女、40岁,发作性心慌、头晕2月余,持续性胸闷、气短1小时,于1991年4月17日来我院就诊。发病前无上呼吸道感染。体检:T36.6℃、P150次/分、R20次/分、血压16/11kPa,口唇轻度紫绀,甲状腺无肿大,颈静脉无怒张,双肺呼吸音清,未闻及罗音,心律规整,心音强弱略有差异,无杂音。心电图各导联可见宽大畸型的左束支阻滞的QRS波群,T波与主波方向相反,宽大畸型的QRS波群成组出现并与呼吸节律相关,室速与窦性节律交替出现,恰好与呼吸周期相吻合,吸气时室速发
Female, 40 years old, paroxysmal palpitation, dizziness more than 2 months, persistent chest tightness, shortness of breath 1 hour, April 17, 1991 to our hospital. Before the onset of upper respiratory tract infection. Physical examination: T36.6 ℃, P150 beats / min, R20 beats / min, blood pressure 16 / 11kPa, slight cyanotic lips, no enlargement of the thyroid gland, no jugular vein engorgement, clear lung breath sounds, Heart rhythm, heart sounds slightly different, no noise. The QRS complex of left bundle branch block with broad and abnormal deformity can be seen in each lead of electrocardiogram. The T wave is in the opposite direction to the main wave. Large and abnormal QRS complex appears in groups and is related to respiratory rhythm. The ventricular tachycardia alternates with sinus rhythm, Just coincide with the respiratory cycle, inhalation, ventricular tachycardia