</span><b><span style="font-family:Verdana;">Purpose</span></b></span></span><span style="font-family:Verdana;"><span style="font-family:Verd...</span><b><span style="font-family:Verdana;">Purpose</span></b></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><b><span style="font-family:Verdana;">:</span></b></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"></b></span></span></span><span><span><span style="font-family:""> </span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">The purpose of this article is </span></span></span><span><span><span style="font-family:""><span style="font-family:Verdana;">to investigate the clinical value of TB-IGRA</span><span style="font-family:Verdana;"> (Tuberculosis-Interferon </span><span style="font-family:Verdana;">Gamma Release Assay), PPD (Intradermal </span><span style="font-family:Verdana;">Terbuculin Test), TB-DNA-PCR (Tuberculosis-Deoxyribonucleic-Polymerase</span><span style="font-family:Verdana;"> Chain Reaction) and TB-Ab (Tuberculosis-Antibody) in diagnosing silicosis complicated with pulmonary tuberculosis. <b></span></span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><b><span style="font-family:Verdana;">Methods</span></b></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><b><span style="font-family:Verdana;">:</span></b></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"></b></span></span></span><span><span><b><span style="font-family:""> </span></b></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">53 cases of suspected silicosis complicated with pulmonary tuberculosis were selected in the time span ranging from February 2017 to May 2019. TB-IGRA test, PPD test, TB-DNA-PCR and TB-Ab detection were performed. The sensitivity, specificity, positive predictive value and negative predictive value were calculated. </span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><b></span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><b><span style="font-family:Verdana;">Results</span></b></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><b><span style="font-family:Verdana;">:</span></b></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"></b></span></span></span><span><span><span style="font-family:""> </span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">Silicosis and pulmonary tuberculosis were diagnosed in 11 cases, with an incidence of 20.75%. The positive rates of TB-IGRA, PPD, TB-DNA-PCR and TB-Ab were 66.04%, 30.19%, 5.67% and 26.42%, respectively. The sensitivity was 90.91%, 81.82%, 27.27% and 54.55% respectively. The specificity was 42.86%, 80.95%, 100% and 80.95% respectively. The positive predictive values were 28.57%, 50%, 100% and 42.86% respectively. The negative predictive values were 94.44%, 91.89%, 84% and 87.18%. The positive rate, sensitivity and negative predictive value of TB-IGRA were the highest, while the specificity of TB-DNA-PCR was the highest yet with low positive rate, sensitivity and positive predictive value. </span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><b></span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><b><span style="font-family:Verdana;">Conclusion</span></b></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><b><span style="font-family:Verdana;">:</span></b></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"></b></span></span></span><span><span><b><span style="font-family:""> </span></b></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">The positive rate and sensitivity of TB-IGRA were high, yet with poor specificity, so it was impossible to judge whether the cases belonged to active pulmonary tuberculosis. The combination of PPD and TB-DNA-PCR could improve the sensitivity, specificity and positive predictive value, and the diagnostic accuracy of active pulmonary tuberculosis, which showed satisfactory clinical value.展开更多
<b><span style="font-family:Verdana;">Objective:</span></b><span style="font-family:Verdana;"> To investigate the clinical diagnostic value of </span><span st...<b><span style="font-family:Verdana;">Objective:</span></b><span style="font-family:Verdana;"> To investigate the clinical diagnostic value of </span><span style="font-family:Verdana;">TB-IGRA (Tuber</span><span style="font-family:Verdana;">culosis-Interferon Gamma Release Assay), PPD (Intradermal T</span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">u</span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">b</span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">er</span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">culin Te</span></span></span><span><span><span style="font-family:;" "=""><span><span style="font-family:Verdana;">st), TB-DNA-PCR (Tuberculosis-Deoxyribonucleic-Polymerase Chain Reaction) and ADA(Adenosine Aeaminase) in tuberculous pleural effusion. </span><b></b></span><b><b><span style="font-family:Verdana;">Methods:</span></b><span></span></b><span style="font-family:Verdana;"> 60 patients with tuberculous pleural effusion discharged from our department from January 1, 2018 to December 31, 2019 were selected. Moreover, the TB-IGRA in peripheral blood, PPD test, TB-DNA-PCR and ADA in pleural effusion were detected. Subsequently, the positive rate, negative rate, sensitivity and omission diagnostic rate of</span></span><b> </b><span style="font-family:Verdana;">TB-IGRA, PPD, TB-DNA-PCR, ADA and combined</span><b> </b><span style="font-family:Verdana;">TB-IGRA were calculated. </span><b><b><span style="font-family:Verdana;">Results:</span></b><span style="font-family:Verdana;"></span></b><span style="font-family:Verdana;"> The positive rate and sensitivi</span></span><span><span style="font-family:Verdana;">ty</span><span style="font-family:Verdana;"> of</span><span> <span style="font-family:Verdana;">TB-IGRA, PPD</span><span style="font-family:Verdana;">,</span></span><span style="font-family:Verdana;">TB-DNA-PCR, and ADA were 95%, 71.67%,</span></span></span><span><span><span style="font-family:;" "=""> </span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">5% and</span></span></span><span><span><span style="font-family:;" "=""><span style="font-family:Verdana;"> 86.67% respectively. The omission diagnostic rate was 5%, 28.33%, 95% and </span><span style="font-family:Verdana;">13.33%. TB-IGRA showed the highest positive rate and sensitivity, and TB</span><span style="font-family:Verdana;">-DNA-PCR represented the highest omission diagnostic rate. The sensitivity of TB-IGRA + PPD was 98.33%, while the omission diagnostic rate was 51.67%. The sensitivity of TB-IGRA + TB-DNA-PCR was 95%, while the omission diagnostic rate was 5%. The sensitivity of TB-IGRA + ADA was 100%, while the </span><span style="font-family:Verdana;">omission diagnostic rate was 0%. In addition, the TB-IGRA + ADA had the</span><span style="font-family:Verdana;"> highest sensitivity and the lowest omission diagnostic rate. </span><span style="font-family:Verdana;"><b></b></span><b><b><span style="font-family:Verdana;">Conclusion:</span></b><span style="font-family:Verdana;"></span></b></span><b><span> </span></b><span style="font-family:Verdana;">TB-IGRA has high positive rate, high sensitivity and low omission diagnostic rate, which is superior to the traditional sputum test for tuberculosis. Notably, the combination of PPD, TB-DNA-PCR, ADA is capable of improving the diagno</span><span style="font-family:Verdana;">sis rate, and the diagnosis rate can reach 100% when combined with ADA,</span><span style="font-family:Verdana;"> which is able to provide solid diagnostic value in clinical practice.</span></span></span>展开更多
文摘</span><b><span style="font-family:Verdana;">Purpose</span></b></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><b><span style="font-family:Verdana;">:</span></b></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"></b></span></span></span><span><span><span style="font-family:""> </span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">The purpose of this article is </span></span></span><span><span><span style="font-family:""><span style="font-family:Verdana;">to investigate the clinical value of TB-IGRA</span><span style="font-family:Verdana;"> (Tuberculosis-Interferon </span><span style="font-family:Verdana;">Gamma Release Assay), PPD (Intradermal </span><span style="font-family:Verdana;">Terbuculin Test), TB-DNA-PCR (Tuberculosis-Deoxyribonucleic-Polymerase</span><span style="font-family:Verdana;"> Chain Reaction) and TB-Ab (Tuberculosis-Antibody) in diagnosing silicosis complicated with pulmonary tuberculosis. <b></span></span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><b><span style="font-family:Verdana;">Methods</span></b></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><b><span style="font-family:Verdana;">:</span></b></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"></b></span></span></span><span><span><b><span style="font-family:""> </span></b></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">53 cases of suspected silicosis complicated with pulmonary tuberculosis were selected in the time span ranging from February 2017 to May 2019. TB-IGRA test, PPD test, TB-DNA-PCR and TB-Ab detection were performed. The sensitivity, specificity, positive predictive value and negative predictive value were calculated. </span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><b></span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><b><span style="font-family:Verdana;">Results</span></b></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><b><span style="font-family:Verdana;">:</span></b></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"></b></span></span></span><span><span><span style="font-family:""> </span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">Silicosis and pulmonary tuberculosis were diagnosed in 11 cases, with an incidence of 20.75%. The positive rates of TB-IGRA, PPD, TB-DNA-PCR and TB-Ab were 66.04%, 30.19%, 5.67% and 26.42%, respectively. The sensitivity was 90.91%, 81.82%, 27.27% and 54.55% respectively. The specificity was 42.86%, 80.95%, 100% and 80.95% respectively. The positive predictive values were 28.57%, 50%, 100% and 42.86% respectively. The negative predictive values were 94.44%, 91.89%, 84% and 87.18%. The positive rate, sensitivity and negative predictive value of TB-IGRA were the highest, while the specificity of TB-DNA-PCR was the highest yet with low positive rate, sensitivity and positive predictive value. </span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><b></span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><b><span style="font-family:Verdana;">Conclusion</span></b></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><b><span style="font-family:Verdana;">:</span></b></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"></b></span></span></span><span><span><b><span style="font-family:""> </span></b></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">The positive rate and sensitivity of TB-IGRA were high, yet with poor specificity, so it was impossible to judge whether the cases belonged to active pulmonary tuberculosis. The combination of PPD and TB-DNA-PCR could improve the sensitivity, specificity and positive predictive value, and the diagnostic accuracy of active pulmonary tuberculosis, which showed satisfactory clinical value.
文摘<b><span style="font-family:Verdana;">Objective:</span></b><span style="font-family:Verdana;"> To investigate the clinical diagnostic value of </span><span style="font-family:Verdana;">TB-IGRA (Tuber</span><span style="font-family:Verdana;">culosis-Interferon Gamma Release Assay), PPD (Intradermal T</span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">u</span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">b</span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">er</span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">culin Te</span></span></span><span><span><span style="font-family:;" "=""><span><span style="font-family:Verdana;">st), TB-DNA-PCR (Tuberculosis-Deoxyribonucleic-Polymerase Chain Reaction) and ADA(Adenosine Aeaminase) in tuberculous pleural effusion. </span><b></b></span><b><b><span style="font-family:Verdana;">Methods:</span></b><span></span></b><span style="font-family:Verdana;"> 60 patients with tuberculous pleural effusion discharged from our department from January 1, 2018 to December 31, 2019 were selected. Moreover, the TB-IGRA in peripheral blood, PPD test, TB-DNA-PCR and ADA in pleural effusion were detected. Subsequently, the positive rate, negative rate, sensitivity and omission diagnostic rate of</span></span><b> </b><span style="font-family:Verdana;">TB-IGRA, PPD, TB-DNA-PCR, ADA and combined</span><b> </b><span style="font-family:Verdana;">TB-IGRA were calculated. </span><b><b><span style="font-family:Verdana;">Results:</span></b><span style="font-family:Verdana;"></span></b><span style="font-family:Verdana;"> The positive rate and sensitivi</span></span><span><span style="font-family:Verdana;">ty</span><span style="font-family:Verdana;"> of</span><span> <span style="font-family:Verdana;">TB-IGRA, PPD</span><span style="font-family:Verdana;">,</span></span><span style="font-family:Verdana;">TB-DNA-PCR, and ADA were 95%, 71.67%,</span></span></span><span><span><span style="font-family:;" "=""> </span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">5% and</span></span></span><span><span><span style="font-family:;" "=""><span style="font-family:Verdana;"> 86.67% respectively. The omission diagnostic rate was 5%, 28.33%, 95% and </span><span style="font-family:Verdana;">13.33%. TB-IGRA showed the highest positive rate and sensitivity, and TB</span><span style="font-family:Verdana;">-DNA-PCR represented the highest omission diagnostic rate. The sensitivity of TB-IGRA + PPD was 98.33%, while the omission diagnostic rate was 51.67%. The sensitivity of TB-IGRA + TB-DNA-PCR was 95%, while the omission diagnostic rate was 5%. The sensitivity of TB-IGRA + ADA was 100%, while the </span><span style="font-family:Verdana;">omission diagnostic rate was 0%. In addition, the TB-IGRA + ADA had the</span><span style="font-family:Verdana;"> highest sensitivity and the lowest omission diagnostic rate. </span><span style="font-family:Verdana;"><b></b></span><b><b><span style="font-family:Verdana;">Conclusion:</span></b><span style="font-family:Verdana;"></span></b></span><b><span> </span></b><span style="font-family:Verdana;">TB-IGRA has high positive rate, high sensitivity and low omission diagnostic rate, which is superior to the traditional sputum test for tuberculosis. Notably, the combination of PPD, TB-DNA-PCR, ADA is capable of improving the diagno</span><span style="font-family:Verdana;">sis rate, and the diagnosis rate can reach 100% when combined with ADA,</span><span style="font-family:Verdana;"> which is able to provide solid diagnostic value in clinical practice.</span></span></span>