患者血尿，最可能的诊断是() ["A．曲霉菌病","B．肺转移瘤出血","C．肺癌","D．结核","E．以上都不是"]
患者最近诊断有肾细胞癌，最可能的诊断是() ["A．肺炎","B．肺水肿","C．肿瘤淋巴播散","D．结核","E．以上都不是"]
八个月患儿，腹泻3～4天，每天10～15次水样便，12h无尿，呼吸深大，前囟、眼窝明显凹陷，皮肤弹性很差，四肢冰凉入院。血钠121mmol/L血钾5mmol/L，CO-CP11mmol/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．低钙血症","C．低钠血症","D．低镁血症","E．水中毒"]
理想的脑显像剂需具备哪些条件?
八个月患儿，腹泻3～4天，每天10～15次水样便，12h无尿，呼吸深大，前囟、眼窝明显凹陷，皮肤弹性很差，四肢冰凉入院。血钠121mmol/L血钾5mmol/L，CO-CP11mmol/L。首批应输入的溶液是() ["A．2\/3张含钠液","B．1\/2张含钠液","C．2\/5张含钠液","D．1\/3张含钠液","E．2:1等张含钠液"]
试述放射性核素脑丑像前病人必做的准备工作。
