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职业性中毒患者体内的许多毒性物质(包括其中间代谢产物),均直接或间接从肾脏通过尿液排出体外。尿液中有害物质浓度,可受留样时间、气温、尿量与患者工种类别、劳动强度、精神状态、饮水量和排汗量等多种因素的影响,特别是个体肾脏功能差异的影响尤为突出。因此,应严格按医嘱要求留尿送检。需送检24小时尿标本时,在规定的留尿期间,应嘱患者勿饮酒、饮茶,外出时间不得超过2小时,以保证保留每次
Many toxic substances in patients with occupational poisoning, including their intermediate metabolites, are excreted directly or indirectly from the kidneys through the urine. The concentration of harmful substances in urine can be affected by various factors such as the time of stay, temperature, urine output, type of patient, labor intensity, mental state, water intake and perspiration, especially the individual differences in kidney function prominent. Therefore, should be strictly in accordance with the doctor’s advice urinalysis. Need to submit for 24-hour urine samples, during the prescribed urinary retention, patients should be told not to drink, drink tea, go out for no more than 2 hours in time, to ensure that every reservation