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: Psychiatry
[{'content': 'A patient presented in casualty with a history of sudden palpitation, the sensation of impending doom and constriction in his chest. This lasted for about 10-15 minutes after which he became all right. The diagnosis is likely to be - \nSelect and explain. \nA. Phobia, B. Personality disorder, C. Generalized anxiety disorder, D. Panic attack', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Sudden onset of palpitation, sense of impending doom, and constriction in chest lasting for 10-15 minutes suggest the diagnosis panic attack.', 'role': 'assistant'}]