<prompt> Most common type of carcinoma lung is -Small cell carcinomaAdenocarcinomaSquamous cell carcinomaLarge cell carcinoma  <response>: Adenocarcinoma of the lung is the most frequent histological type. - SabistonLung CarcinomaCarcinoma of the lung is the most common neoplasm of lung, i.e. cancer arising from the epithelial cells.Lung cancer is the most common cause of cancer-related death.Occurs most often between ages 40 and 70 years.The major histological types of lung carcinoma are -Adenocarcinoma including bronchoalveolar type Most common lung cancer worldwide.Squamous cell carcinoma Most common lung cancer in India.Small cell carcinoma Oat cell carcinoma.Large cell carcinomaThese tumors can be divided broadly into two groups -A. Small cell carcinomaB. Non-small cell carcinoma Squamous cell carcinoma, adenocarcinoma, Large cell carcinoma. 