Role of PET Role of PET-CT in Pulmonary Malignancy
Role of PET Role of PET-CT in Pulmonary Malignancy
Role of PET Role of PET-CT in Pulmonary Malignancy
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SPNThirty-five patients with 36 SPNs < or =10mm <strong>in</strong> diameterIn 13 <strong>of</strong> 14 malignant nodules and <strong>in</strong> two <strong>of</strong> 22 benignnodules, diagnosis was confirmed by histology. Prevalence<strong>of</strong> malignancy was 39%.<strong>PET</strong> imag<strong>in</strong>g correctly identified 30 <strong>of</strong> 36 small lesions.One lesion : false negative on <strong>PET</strong> (<strong>CT</strong>: 10 mm)Five lesions : false positive on <strong>PET</strong> Specificity = 77% (17/22; 95% CI: 0.55-0.92),Sensitivity 93% (13/14; 95% CI: 0.66-1.0),positive predictive value 72% (1313/1818; 95% CI: 0.4646-0.9090)negative predictive value 94% (17/18; 95% CI: 0.73-1.0).2004 Jun3Eur J Nucl Med Mol Imag<strong>in</strong>g. 2004 Sep;3131(9): ):1231-6.Epub
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