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What is Most common type of carcinoma lung is ? and explain in detail?
Ans. is 'b' i.e., Adenocarcinoma Lung Carcinoma o Carcinoma of lung is the most common neoplasm of lung, i.e. cancer arising from the epithelial cells. o Lung cancer is the most common cause of cancer related death. o Occurs most often between ages 40 and 70 years. o The major histological types of lung carcinoma are - (i) Adenocarcina (including bronchoalveolar type) --> Most common lung cancer world wide. (ii) Squamous cell carcinoma --> Most common lung cancer in India. (iii) Small cell carcinoma (Oat cell carcinoma). (iv) Large cell carcinoma These tumors can be divided broadly into two groups ? Small cell carcinoma Non-small cell carcinoma --> Squamous cell carcinoma, adenocarcinoma, Large cell carcinoma.