本文采用自制的PAT蓄痰液,对210例怀疑肺癌病人进行检诊,其中108例为原发性肺癌,经本法检诊率为84.25%,比对照组一般涂片法64.81%,检诊率高13.5%～19.44%,早期肺癌检出率为1.85%。本法简便,适于普查,可溶解粘液,易检异型细胞。蓄痰液保鲜性良好,可邮寄,且价格低廉,可推广使用,是肺癌早期诊断的一种有效方法。 In this paper, self-made PAT stored liquid, 210 cases of suspected lung cancer patients were examined, of which 108 cases were primary lung cancer, the detection rate was 84.25% by this method, compared with 64.81% of the general smear method in the control group. The rate was 13.5% to 19.44%, and the detection rate of early-stage lung cancer was 1.85%. This method is simple, suitable for general survey, can dissolve mucus, easy to detect abnormal cells. The preserved liquid has good preservation and can be mailed, and the price is low, which can be popularized and used. It is an effective method for early diagnosis of lung cancer.