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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
Which of the following tumour is associated with raised serum alkaline phosphatase levels?
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The correct answer is  Serum alkaline phosphatase (SAP) It is generally elevated, but is of no diagnostic significance. It has been considered a useful parameter for follow up of a case of osteosarcoma. A rise of SAP after an initial fall after tumour removal is taken as an indicator of recurrence or metastasis. Reference: Maheshwari; Essential Ohopaedics; Page no: 240