Tumor Size Evaluation according to the T Component of the Seventh Edition of the International Association for the Study of Lung Cancer's TNM Classification: Interobserver Agreement between Radiologists and Computer-Aided Diagnosis System in Patients with.

According to the seventh edition TNM staging system for non-small cell lung cancer (NSCLC), the T component was divided into T1a, T1b, T2a, T2b, and T3, depending on tumor size cut-offs of 2, 3, 5 and 7 cm because of significant differences in the five-year survival rates of patients with lung cancer, which are 53%, 47%, 43%, 36% and 26%, respectively (1). Therefore, accurate assessment of tumor size and staging is essential for patient management and prognosis prediction. Tumor size is affected by the morphology and location of the tumor, as irregular tumors and those in a juxtavascular loOriginal Article