Non-Small Cell Lung Cancer (NSCLC)
Background: NSCLC (85%): Adenocarcinoma (~60%) Squamous (~25%) Large cell carcinoma and other less common histologies (~15%) SCLC (15%) Staging: Recommend to memorize TNM staging (questions will not always state what stage but may provide size, nodal involvement, etc) T: High-yield size cutoffs: T2 begins at 3 cm Each T goes up by 2 cm: T2 (3 cm) → T3 (5cm) → T4 (7cm) N1: Ipsilateral peribronchial Ipsilateral hilar Intrapulmonary LN N2: Ipsilateral mediastinal Subcarinal LN N