There are 2 groups of Lung Most cancers: Tiny Mobile Lung Cancer (SCLC) , most aggressive,fifteen% of all lung cancers ,exclusively in smokers Non-Compact Cell Lung Most cancers (NCLC) eighty five% of all lung cancers, in non-smokers, women Adenocarcinoma Squamous mobile carcinoma (SCC) Big mobile carcinoma (LCC) Bronchoalveolar carcinoma (BAC) https://lungsandheart.com/understanding-lung-cancer/