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
Which one of the following benign tumors can metastasize to the lung?
assistant
The correct answer is  Ans. D. Chondroblastoma.Benign skeletal tumors rarely if ever metastasize to lung. The two exceptions to this rule are giant cell tumor (up to 10% metastasize to lung) and chondroblastoma