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 following cause intravascular hemolysis, except \nSelect and explain. \nA. Mismatched blood transfusion, B. Paroxysmal cold hemoglobinuria, C. Thermal burns, D. Hereditary spherocytosis', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' i.e., Hereditary spherocytosis", 'role': 'assistant'}]