女,45岁,右腰部疼痛伴血尿,根据所示图像,最可能的诊断是() ["右肾结核","右肾出血","右肾结石","右肾积水","右肾结石合并右肾扩张积水"]
急性胰腺炎时,血清淀粉酶升高的规律为() ["发病后2h升高,12~24h达高峰","发病后3~12h开始升高,12~48h达高峰","发病后25h开始升高,48h达高峰","发病后48h开始升高,72h达高峰","取决于发病后的腹痛程度"]
男孩5岁,发热、咳嗽、气促5d来诊。如果产生症状的原因为支气管肺炎,在体格检查中,与其最一致的发现为() ["A.肺部无明显体征","肺部有哮鸣音","一侧肺部呼吸音明显减低","肺部有较固定中细湿啰音","肺部少许干啰音"]
发散槽移动速度() ["加快","减慢","速度不变"]
男,53岁。间断发作上腹部疼痛15年,近1个月来出现呕吐症状并逐渐加重,呕吐物为隔夜宿食,有酸臭味,量大,无胆汁。病后体重减轻8kg。最有诊断意义的检查方法是() ["A.胃液酸度分析","胃液脱落细胞学检查","胃镜检查","B超检查","CT检查"]
浆液管道水锤产生的原因是什么?