An Overview of Lung Cancer

Abstract

Lung cancer has progressed in the last century from being a rare disease to becoming the most common cancer in men and the second most common cancer in women, as well as the leading cause of cancer related deaths worldwide.¹ While it is declining in the developed world, its incidence has increased in developing countries and among women. Newer diagnostic methods, immunohistochemistry and molecular/genetic testing has brought about considerable changes in the classification of lung carcinoma and paved the way for personalized targeted
newer therapies. This article aims to highlight the tremendous advances that have occurred in the classification, diagnosis and treatment of bronchogenic carcinoma while addressing its fundamental aspects.