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': 'Malignancy associated hypercalcemia is due to? \nSelect and explain. \nA. Tumor lysis syndrome, B. Parathyroid related peptide, C. IL-7, D. IGF-b', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Parathyroid related peptide * Hypercalcemia is the most common paraneoplastic syndrome. Most commonly it is caused by parathyroid hormone-related peptide (PTHRP), followed by TNF-a, IL-1, and TGF. Lymphomas cause hypercalcemia due to secretion of 1, 25 dihydroxy vitamin D (Calcitriol).", 'role': 'assistant'}]