Distinct Clinicopathologic Characteristics and Prognosis Based on the Presence of Ground Glass Opacity Component in Clinical Stage IA Lung Adenocarcinoma

IntroductionWe evaluated differences in the clinicopathologic characteristics and prognosis based on the presence of ground glass opacity (GGO) components in small-sized lung adenocarcinoma.MethodsWe retrospectively investigated 634 lung adenocarcinomas classed as c-stage IA in the eighth edition TNM classification. Staging was defined according to the solid component size measured by thin-section computed tomography. All tumors were grouped...