This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Unknown
[{'content': 'Lung cancer most commonly associated with smoking ? \nSelect and explain. \nA. Small cell carcinoma, B. Adenocarcinoma, C. Squamous cell carcinoma, D. Large cell carcinoma', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Squamous cell carcinoma * Adenocarcinoma is the most common type of lung carcinoma in non-smokers and females.Remember* Adenocarcinoma is the overall most common type of lung carcinoma.* Adenocarcinoma is the most common type of lung carcinoma in non-smokers and females.* Squamous cell (epidermoid) carcinoma is the most common type of lung carcinoma in India.* Squamous cell carcinoma is the most common type of lung carcinoma in smokers and males.* M.C Variety in young Patients - Adenocarcinoma* Histological Variety that cavitates - Squamous cell Ca* M.C Histological variety to metastasize - Small cell Ca* Ca which metastasize to opposite lung - Adenocarcinoma* Clubbing least common in which Ca - Small cell Ca* Gynecomastia is seen in which type of Ca - Large Cell Ca* Thrombophlebitis is seen with which Ca -Adenocarcinoma* The most common site for metastasis from ca lung - Brain* Lung Ca with worst prognosis - Small cell Ca* The variety most responsive to chemotherapy - Small cell Ca* The variety most responsive to radiotherapy - Small cell Ca* M.C Endocrine Gland to be involved by metastasis - Adrenal* Variety with best prognosis - Squamous cell Ca* The variety that is central in location - Squamous cell & small cell Ca* The variety that is peripheral in location - Adenocarcinoma* Most common variety with Cushing's syndrome - Small cell Ca* Most common variety with Hypercalcemia d/t PTH like substance Secretion Squamous cell Ca.", 'role': 'assistant'}]