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: Medicine
[{'content': 'All of the following conditions cause SIADH, except \nSelect and explain. \nA. Lung abscess, B. Thymoma, C. Ca pancreas, D. Interstitial nephritis', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Lung abcess, thymoma and pancreatic cancer are all associated with SIADH. SIADH is a state of pathologic hormone excess in the presence of hyponatremia and hypo osmolality. Laboratory features of SIADH includes reduced plasma osmolality, persistent urinary secretion of sodium (20mEq/L), and inappropriately high urine osmolality.', 'role': 'assistant'}]