label: Stage I Lung Cancer AJCC v6
label_lc: stage i lung cancer ajcc v6
description: Stage I includes: IA: (TI, N0, M0) and IB: (T2, N0, M0).  TI: Tumor 3 cm or less in greatest dimension surrounded by lung or visceral pleura, without bronchoscopic evidence of invasion more proximal than the lobar bronchus.  T2: Tumor with any of the following features of size or extent: More than 3cm in greatest dimension.  Involves main bronchus, 2cm or more distal to the carina.  Invades the visceral pleura.  N0: No regional lymph metastasis.  M0: No distant metastasis. (AJCC 6th ed.)