There are two groups of Lung Cancer: Modest Mobile Lung Cancer (SCLC) , most aggressive,15% of all lung cancers ,exclusively in people who smoke Non-Compact Mobile Lung Most cancers (NCLC) 85% of all lung cancers, in non-smokers, females Adenocarcinoma Squamous cell carcinoma (SCC) Large mobile carcinoma (LCC) Bronchoalveolar carcinoma (BAC) https://lungsandheart.com/understanding-lung-cancer/