中毒案(病)例中毒物化验检材尤其是生物检材的恰当收集,是进行毒物化验的基础,它直接关系到检验的成功与否。我们在实际工作中常遇到送检的检材因采集部位、时机不当,存放方式欠妥或时间太长,量太少等情况而致检验呈阴性结果,从而给案件的侦破、定性或临床抢救治疗造成 Poisoning cases (poisoning cases) Poisonous samples, especially the proper collection of biological samples, are the basis for toxicological tests, which are directly related to the success of the test. We often encountered in the actual work of the delivery of the seizure due to the collection site, improper timing, improper storage or too long, too little and so on the test results were negative, so as to the case of detection, qualitative or clinical rescue Treatment caused