Lung Cancer pT3 TNM Finding v7

**Semantic type:** Finding

**Definition:** Lung cancer with a tumor size more than 7 cm or one that directly invades any of the following: parietal pleural (PL3) chest wall (including superior sulcus tumors), diaphragm, phrenic nerve, mediastinal pleura, parietal pericardium; or tumor in the main bronchus (less than 2 cm distal to the carina but without involvement of the carina); or associated atelectasis or obstructive pneumonitis of the entire lung or separate tumor nodule(s) in the same lobe. (from AJCC 7th Ed.)

**Synonyms:** - pT3