Figure 3From: In-vivo kinetics of inhaled 5-Aminolevulinic acid-Induced Protoporphyrin IX fluorescence in bronchial tissueSensitivity and specificity of fluorescence bronchoscopy and white-light bronchoscopy in relation to histology results. n = 19 patients, 38 biopsies; Abbreviations: Sens = Sensitivity, Spec = Specificity, PPV = Positive predictive value, NPV = Negative predictive valueBack to article page