Impact of whole tumor size in part-solid non-small cell lung cancer

In the recent issue of Annals of Thoracic Surgery, Hattori et al. reported the impact of the maximum tumor size and solid component size on the prognosis of patients with non-small cell lung cancer (NSCLC) (1). They evaluated 1,181 surgically resected cases of clinical N0 M0 NSCLC. The patients were divided into three groups according to the radiologically determined consolidation tumor ratio (CTR): the pure ground-glass opacity (GGO) group (CTR =0; n=168), the part-solid (0