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尿中δ—ALA 的水平是反映铅中毒的一个灵敏指标,它的检查具有需尿量少,测定结果不受污染影响等优点,为卫生工作者所乐用的检验方法。然而在留尿方法上未有统一的作法,有留晨尿,有取任意一次尿。到底是取晨尿、取任意一次尿或24小时尿才合适,未见报导。为使实验结果更符合客观情况,掌握尿中δ—ALA 的排出规律,我们选了八名健康成年男性作此实验。实验方法实验对象是八名健康成年男性,分段收集24小时内全部尿液,连续六天,分段时间是:
The level of δ-ALA in urine is a sensitive index to reflect lead poisoning. Its examination has the advantages of less urine output and no contamination of measurement results, which is the test method used by health workers. However, there is no uniform method of urinary retention, morning urine retention, take any one urine. In the end is to take morning urine, take any one urine or 24-hour urine was appropriate, no reported. In order to make the experimental results more in line with the objective situation, to master the urinary δ-ALA discharge rules, we selected eight healthy adult men for this experiment. Experimental Methods Subjects were eight healthy adult men, segmental collection of all urine within 24 hours, six consecutive days, the sub-time is: