Tobacco Smoking and Lung Cancer: Perception-changing facts.

摘要: Tobacco smoking remains the most established cause of lung carcinogenesis and other disease processes. Over last 50 years, tobacco refinement introduction filters have brought a change in histology, now adenocarcinoma has become prevalent subtype. decade, also emerged as strong prognostic predictive patient characteristic along with variables. This article briefly reviews scientific facts about tobacco, process molecular pathways involved smokers never-smokers. The evidence from randomised trials smoking’s impact on cancer outcomes is reviewed.