笔者近期对留住急诊观察室和住院的支扩大咯血患者8例,使用低浓度酚妥拉明静脉滴注治疗,现报道如下: 对象和方法一、病例:用常规方法确诊的支扩患者8例,所有患者来诊前10小时内均咯血150ml以上(150～350ml,平均240ml),以往有咯血病史,尚未发现并 I recently retained the emergency room and hospitalized patients with enlarged hemoptysis in 8 patients, the use of low concentrations of phentolamine intravenous infusion are reported as follows: Subjects and methods First, the case: with conventional methods of diagnosis of patients with dilated 8 Cases, all patients within 10 hours before going to the clinic were hemoptysis 150ml or more (150 ~ 350ml, average 240ml), history of hemoptysis in the past have not yet found