label: Stage IIIB Lung Squamous Cell Carcinoma AJCC v7
label_lc: stage iiib lung squamous cell carcinoma ajcc v7
description: "Stage IIIB includes: (T1a, N3, M0); (T1b, N3, M0); (T2a, N3, M0); (T2b, N3, M0); (T3, N3, M0); (T4, N2, M0); (T4, N3, M0).  T4: Lung cancer with a tumor of any size that invades any of the following: mediastinum, heart, great vessels, trachea, recurrent laryngeal nerve, esophagus, vertebral body, carina, and separate tumor nodule(s) in a different ipsilateral lobe.  N2: Lung cancer with metastasis to ipsilateral mediastinal and/or subcarinal lymph nodes.  N3: Lung cancer with metastasis to contralateral mediastinal, contralateral hilar, ipsilateral or contralateral scalene, or supraclavicular lymph nodes.  M0: No distant metastasis. (AJCC 7th ed.)"