Worst prognosis of associated with which of the following lung cancer?: (A) Small cell carcinoma, (B) Adenocarcinoma, (C) Squamous cell carcinoma, (D) Oat cell carcinoma
Answer is A. Ans. is 'a' i.e. Small cell carcinoma * Small cell carcinomas are the most aggressive of lung tumors, metastasize widely and are virtually incurable by surgical means.