2005年东营市肺结核筛查痰涂片检查质量评价

Sputum Plate Examination Quality Assessment of Tuberculosis Cases of Dongying City in 2005

[目的]评价集中推荐筛查肺结核痰涂片质量。[方法]采用肉眼观察和镜检的方法，对东营市2005年5～6月开展的肺结核筛查痰涂片质量检查资料进行分析。[结果]集中推荐肺结核筛查查痰609人，制痰片1441张．阳性72张，阳性率5．0％。痰片痰细胞、膜大小、厚薄、染色、膜脱落合格率分别为90．4％、87．7％、87．8％、96．6％、91．7％；假阳性率为0．42％，定量错误的占0．42％。因症就诊复检痰涂片380张，阳性的57张，阳性率为15．0％。380张痰涂片中，痰片痰细胞、膜大小、厚薄、染色、膜脱落合格率分别为98．7％、97.4％、97．6％、97．4％、97．6％，假阳性率与假阴性率均为1．8％。[结论]肺结核筛查痰涂片质量基本符合《痰涂片镜检质量保证手册》的要求。

Objective]To evaluate the sputum plates quality for tuberculosis cases. [Methods] To Analyze the quality control data of tuberculosis sputum plates acquired during May and June, 2005 in Dongying by naked eye inspection and telescopic inspection, [Results]609 cases by collective recommendation were screened, 1 441 sputum plates were made, 72 of them were positive, positive rate was 5.00%. The qualified rates of sputum plate sputum cells, membrane area, membrane thickness, membrane dyeing and membrane defluvium were respectively 90.4 %, 87.7 %, 87.8 %, 96.6 % and 91.7 % ; false positive rate was 0.42% quantitative false covered 0.42% of all the samples. Symptom induced re-inspective sputum plates were made for 380 cases,of which 57 were positive,posltlve rate was 15.0%. Of the 380 cases,the qualified rates of sputum plate sputum cells,membrane area,membrane thlckness,membrane dyeing and membrane defluvium were respectively 98. 7% ,97.4% ,97.6% ,97.4% and 97.6%. False positive rate and false negative rate were both 1.8%. [Conclusion]The screening sputum plate quality of tuberculosis accord with sputum telescope inspection quality assurance booklet in general.