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: Surgery
[{'content': "Hyperglycemia is associated with: \nSelect and explain. \nA. Multiple Myeloma, B. Ewing's sarcoma, C. Osteosarcoma, D. Chondrosarcoma", 'role': 'user'}, {'content': 'Answer: C \nExplanation: Osteosarcoma in young adults mostly para neoplastic syndromes, in osteosarcoma, they secrete stomatomedins in high amount leading to high growth hormones and increased sugar. Abnormal carbohydrate metabolism and elevated Somatomedin assays are seen patients. Ref: Review of Pathology and Genetics By Govind Garg, Page 138; Carbohydrate Metabolism in Osteosarcoma, International Ohopaedics, Volume 1, 1977, Pages 19-21; Journal of Surgical Oncology, Volume 28, Issue 3, Pages 209-213.', 'role': 'assistant'}]