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The clinical stage of non–small cell lung cancer as assessed by means of fluorodeoxyglucose–positron emission tomographic/computed tomographic scanning.

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Presentation on theme: "The clinical stage of non–small cell lung cancer as assessed by means of fluorodeoxyglucose–positron emission tomographic/computed tomographic scanning."— Presentation transcript:

1 The clinical stage of non–small cell lung cancer as assessed by means of fluorodeoxyglucose–positron emission tomographic/computed tomographic scanning is less accurate in cigarette smokers  Ayesha S. Bryant, MSPH, MD, Robert James Cerfolio, MD, FACS, FCCP  The Journal of Thoracic and Cardiovascular Surgery  Volume 132, Issue 6, Pages (December 2006) DOI: /j.jtcvs Copyright © 2006 The American Association for Thoracic Surgery Terms and Conditions

2 Figure 1 Distribution of false-positive and false-negative results between smokers and nonsmokers. Positron emission tomographic/computed tomographic scan results were more often false negative in patients who were current smokers. The Journal of Thoracic and Cardiovascular Surgery  , DOI: ( /j.jtcvs ) Copyright © 2006 The American Association for Thoracic Surgery Terms and Conditions

3 Figure 2 Pack-year smoking history versus accuracy of predicting N2 lymph node disease. The Journal of Thoracic and Cardiovascular Surgery  , DOI: ( /j.jtcvs ) Copyright © 2006 The American Association for Thoracic Surgery Terms and Conditions

4 Figure 3 Simplified hypothesis of the affect of smoking on fluorodeoxyglucose–positron emission tomographic uptake. Smokers might have a higher background fluorodeoxyglucose uptake, resulting in a decreased maxSUV of the nodule. In this example, a nodule with a maxSUV of 10 would be reported with a maxSUV of 6 in a smoker and 8 in a nonsmoker because of differences in background uptake. maxSUV, maximum standardized uptake value. The Journal of Thoracic and Cardiovascular Surgery  , DOI: ( /j.jtcvs ) Copyright © 2006 The American Association for Thoracic Surgery Terms and Conditions


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