亚急性肺栓塞的特征是下列哪些() ["中等度呼吸困难偶伴咯血","发绀及心动过速","发热、白细胞增多","CPK及LDH增高","胸部X线片可见密度不均片状影"]
肺功能示:1秒钟用力呼气容积占用力肺活量比值<60%,最大通气量低于预计值的80%;残气容积增加,残气容积占肺总量的百分比>40%。临床上以哪种表现最可能() ["A.咳嗽、咳痰、时有气喘","心悸、胸闷","咳嗽、咳泡沫血痰","逐渐加重的呼吸困难","呼吸困难伴腹胀"]
鉴别黄疸是否因肝癌引起时,首先应考虑测定下列哪一指标() ["A/G","AFP","γ-GT","AST","ALP"]
支气管哮喘时,典型的痰含有下列哪些成分() ["Curschmann螺旋体","心力衰竭细胞","嗜酸性粒细胞","嗜银纤维","圆形厚壁孢子"]
下列有关慢性扁桃体炎的描述,错误的是() ["多由急性扁桃体炎反复发作演变而来","链球菌和葡萄球菌是本病的主要致病菌","发病机制可能与自身变态反应有关","常为全身感染的病灶之一","均须手术摘除"]
女性,40岁,既往无胃病史,因关节痛曾服用解热镇痛药物数片,今晨突发恶心、呕吐,呕吐物为咖啡色液体300ml。最可能的诊断为()男性,19岁。上腹间歇性隐痛1年,时有反酸,胃液分析示BAO/MAO<0.6,MAO42mmol/h。诊断为()