8个月男婴,腹泻4d,每天十多次水样便,12h无尿,呼吸探大,前囟、眼窝明显凹陷,皮肤弹性很差,四肢冰凉入院。血钠120mmol/L,血钾4mmol/L,CO2CP 11mmol/L。 脱水纠正,尿量中等,出现心音低钝、腹胀,血钠135mmol/L,应考虑
A. 低钾血症
B. 低镁血症
C. 低钠血症
D. 低钙血症
E. 水中毒
查看答案
Questions 11 to 18 are based on the conversation you have just beard.
A. He quit teaching in June.
B. He has left the army recently.
C. He opened a restaurant near the school.
D. He has taken over his brother’s business.
7岁女孩,右下腹痛、脓血便伴里急后重2年。查体未发现异常,多次大便细菌培养及找阿米巴均为阴性,服抗生素治疗无效。进一步检查首选
A. 钡灌肠
B. 结肠镜
C. 腹部B超
D. 腹部平片
E. 腹部CT
1个月女婴,生后第1周出现呕吐,多数发生在进食后,呕吐物为胃内容物,经胃-食管同位素闪烁扫描检查,确诊为胃食管返流,下列哪项与该病发病因素无关
A. 抗返流屏障功能低下
B. 食管廓清能力降低
C. 胃、十二指肠功能失常
D. 食管黏膜的屏障功能破坏
E. 食管下括约肌松弛障碍
4个月女婴,近期用多种抗生素治疗,3d来腹泻,每日7~8次,大便含泡沫多,有豆腐渣样细块,查体:眼窝、前囟略凹,口腔黏膜有白色乳凝块样物,心肺腹未见异常。 明确诊断后应选择
A. 头孢菌素
B. 庆大霉素
C. 制霉菌素
D. 病毒唑
E. 乳酶生