This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Disorders of Adrenal Gland, Subject name: Medicine
[{'content': 'Which is true about SIADH? \nSelect and explain. \nA. Euvolemic hyponatremia, B. Euvolemic hypernatremia, C. Hypervolemic hypernatremia, D. Hypervolemic hyponatremia', 'role': 'user'}, {'content': 'Answer: A \nExplanation: SIADH- condition which activates V2 Receptor in the collecting duct of the kidneys and INCREASE ADH will lead to gain of water in the body. - TBW || , Total salt is normal (Relative hyponatremia i.e. euvolemic hyponatremia ) Euvolemic Hyponatremia 1. SIADH 2. Glucocoicoid deficiency 3. Hypothyroidism Hypervolemic Hyponatremia 1. Cirrhosis 2. CHF 3. AKI Hypovolemic Hyponatremia 1. Diarrhea 2. Cantal salt wasting syndrome', 'role': 'assistant'}]