Commonest type of lung carcinoma in non-smokers is: (A) Squamous cell carcinoma, (B) Small cell carcinoma, (C) Adenocarcinoma, (D) Alveolar cell carcinoma
Answer is C. The most common lung carcinoma arising in life time non smokers is adenocarcinoma Commonest lung carcinoma in wolrd Common in females Ref Harrison 19th edition pg 515