This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Medicine
[{'content': 'In SIADH all are found except- \nSelect and explain. \nA. Normlaurine, B. Hyponatremia, C. Hypotonic urine, D. Hyperuricemia', 'role': 'user'}, {'content': 'Answer: C \nExplanation: SIADH is characterized by hyponatremia, an inappropriately concentrated urine(>100 mOsm/kg), normal or slightly elevated plasma volume, normal-to- high urine sodium,and low serum uric acid. Page 1884, Nelson textbook of pediatrics 19th edition', 'role': 'assistant'}]