小于0.05,提示该正相关关系存在。
另外,无论血清检测还是尿液检测,都有一部分TSGF呈现假阳性,其假阳性率分别为5%(血清)和15%(尿液),究其原因可能与体内非特异性小血管生长有关[12],因而临床在检测中应注意排除假阳性,许叔祥等报道指出,对于初次发现阳性者,每6周复查1次,若连续两次即12周(3个月)保持阳性者,应进行肿瘤的定位检查,对3个月内下降的病人,可排除肿瘤。
总之,血清及尿液中的TSGF检测对小儿恶性血液病的诊断均有很高价值,并具有广谱性和较高的敏感性。可以考虑用尿液中TSGF来代替血清中TSGF的检测。且该检验有操作简单、快速、准确、廉价等特点。值得临床推广。
[参考文献]
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