system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A 88 year-old woman from Mexico is admitted to the hospital following a bout of severe vomiting and generalized weakness. Initial laboratory values reveal elevated Cat levels. The referring physician tells you that she has breast cancer and her bone scan indicates metastasis to bone. The most likely cause of hypercalcemia is:
assistant
The correct answer is  Increased PTHrP productions