第14题: [单项选择]患者女,25岁,因“反复腰痛伴肉眼血尿5年”来诊。查体:甲状腺不大;心、肺(-);肾区叩痛(+);双下肢无水肿。实验室检查:血钙3.0mmol/L,磷0.45mmol/L,ALP180U/L,24h尿钙10.4mmol,磷13.3mmol。B超:双肾结石。最有助于明确诊断的检查是()。 A. 尿常规+沉渣镜检 B. 动脉血气分析 C. 血甲状旁腺素 D. 肾穿刺活检 E. 静脉肾盂造影 参考答案:C
第18题: [单项选择]Why a democracy on every decision may also cause problems A. It creates few opportunities for employees. B. It is controlled within the family. C. Small committees have to be set up. D. Sometimes there are too many people involved in decision making. 参考答案:D