Toward improving prognosis prediction in patients undergoing small lung adenocarcinoma resection: Radiological and pathological assessment of diversity and intratumor heterogeneity

•Invasive component and STAS can be present even in small GGO lesions.•CT values are useful in predicting the invasive components that correspond to GGO.•Clinicians should be careful about using GGO proportion alone to predict prognosis.