Most aggressive lung CA:: (A) Squamous cell CA, (B) Adenocarcinoma, (C) Small cell lung CA, (D) Large cell CA
Answer is C. Ans. (c) Small cell lung CARef: Robbings 9th ed./ 717* Small cell carcinoma is a highly malignant tumor with a strong relationship to cigarette smoking.* Around 1% occurs in nonsmokers.* They are the most aggressive of lung tumors, metastasizing widely and are always fatal.