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血清钠正常参考值()
A.儿童135-145mmol/L;成人138-146mmol/L
B.成人130-145mmol/L;儿童138-146mmol/L
C.成人135-145mmol/L;儿童130-146mmol/L
D.成人135-145mmol/L;儿童138-146mmol/L
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D、成人135-145mmol/L;儿童138-146mmol/L
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A.儿童135-145mmol/L;成人138-146mmol/L
B.成人130-145mmol/L;儿童138-146mmol/L
C.成人135-145mmol/L;儿童130-146mmol/L
D.成人135-145mmol/L;儿童138-146mmol/L
D、成人135-145mmol/L;儿童138-146mmol/L
血清钠正常参考值是()
A.135~142mmol/L
B.140~150mmol/L
C.130~140mmol/L
D.135~145mmol/L
E.145~155mmol/L
A.两者的血清浓度随年龄增长和发育进程而增高,受性别、年龄、青春期、营养及遗传因素影响
B.血清IGF-1因无明显脉冲式分泌和昼夜节律性,相对稳定,能较好地反应内源性GH分泌状态
C.IGF-1减低,可考虑GHD可能,但IGF-1水平正常也不能完全排除GHD
D.IGFBP3水平降低对3岁以下的GHD儿童诊断有帮助,对3岁以上矮身材儿童无诊断意义