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