This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Respiration, Subject name: Pathology
[{'content': 'Which paraneoplastic syndrome is not seen with Small Cell Ca Lung: \nSelect and explain. \nA. PTH, B. ACTH, C. ADH, D. Carcinoid syndrome', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. (a) PTH(Ref: Robbins 9th/pg 715-717)Most common variety causing hypercalcemia is Squamous cell Ca, while all other hormones are usually secreted by small cell Ca', 'role': 'assistant'}]