缺铁性贫血用铁剂治疗后,血浆中:() ["血红蛋白先上升","网织红细胞先上升","血红蛋白与网织红细胞同时上升","出现幼红细胞","出现幼粒细胞"]
诊断支原体肺炎的主要依据是() ["红霉素试验性治疗","痰细菌培养阴性","血清冷凝集试验阳性","临床表现","X线特异表现"]
下列哪一项试验检查对确定体内缺铁的诊断意义最大:() ["血清铁降低","网织红细胞降低","血清总铁结合力升高","骨髓贮存铁缺乏","红细胞是小细胞低色素型"]
下列哪一项试验检查对确定缺铁性贫血的诊断意义最大:() ["血清铁降低","网织细胞降低","血清总铁结合力升高","血清铁蛋白<12μg/L","红细胞是小细胞低色素型"]
肺炎球菌肺炎抗菌治疗疗程一般为() ["5~7d","3~5d","7~9d","9~11d","11~14d"]
患者男性,12岁,因发热、头痛入院治疗,疑诊为乙型脑炎,需做脑脊液检查,请你施行腰椎穿刺术。