Topic : Pathogenesis and histopathology of bronchogenic carcinoma, carcinoma breast, oral cancer, cancer cervix, leukemia.
Question : A 48-year-old steelworker presented with a history of weight loss, persistent cough and occasional flecks of blood in his sputum. His elder brother died 3 years ago from lung cancer. On examination his fingers were heavily nicotine-stained. Write briefly about squamous cell carcinoma of the lung.Add a histologic diagram too.