This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Fluid & Electrolyte, Subject name: Medicine
[{'content': 'In severe metabolic alkalosis all are seen EXCEPT: \nSelect and explain. \nA. Pulmonary edema, B. Hypoxia, C. Hypocalcaemia, D. Tetany', 'role': 'user'}, {'content': 'Answer: A \nExplanation: ANSWER: (A) Pulmonary edemaREF: Harrison 17th edition, chapter 48With metabolic alkalosis, changes in central and peripheral nervous system function are similar to those of hypocalcaemia; symptoms include mental confusion, obtundation, and a predisposition to seizures, paresthesia, muscular cramping, tetany, aggravation of arrhythmias, and hypoxemia in chronic obstructive pulmonary disease. Related electrolyte abnormalities include hypokalemia and hypophosphatemia.', 'role': 'assistant'}]