Predictors of non-neoplastic lesions in lung tumours showing ground-glass opacity on thin-section computed tomography based on a multi-institutional prospective study

NNLs were found in only 4.1% of peripheral LTs with GGO. However, when the tumour diameter was ≤1 cm, ∼10% were NNLs, necessitating a histological diagnosis when non-surgical treatment was considered.