患者李某,72岁,咳嗽,咳痰,痰中带血5个月。胸片提示右侧肺门类圆形阴影,边缘毛糙。肺癌患者的检查手段有() ["A.肺CT","痰脱落细胞学检查","纤维支气管镜","PPD","肿瘤标记物","心电图","脑电图","头CT","基因监测"]
男性,56岁,近2个月出现活动后心悸、气短,近2天喘憋加重,不能平卧。双肺可闻湿性啰音,腹部检查肝脾未及,双下肢中度水肿。胸部X线检查显示心胸比0.65,超声心动图左室舒张末径6.3mm,左室射血分数36%。近期采用哪项治疗是错误的() ["A.洋地黄","β受体阻滞剂","利尿药","ACEI","ARB"]
运行中交流接触器应进行哪些检查?
母线为什么要涂相色漆?
患者李某,72岁,咳嗽,咳痰,痰中带血5个月。胸片提示右侧肺门类圆形阴影,边缘毛糙。此患者最可能的诊断为() ["A.肺结核","肺炎","肺不张","肺气肿","肺癌","肺脓肿"]
母线哪些部位不准涂漆?