This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Schizophrenia and other psychotic disorders, Subject name: Psychiatry
[{'content': "Infidelity & jealousy involving spouse is the thought content of which disorder \nSelect and explain. \nA. Capgras syndrome, B. Othello syndrome, C. Hypochondrial paranomia, D. Declerambault's syndrome", 'role': 'user'}, {'content': 'Answer: B \nExplanation: When the content of delusions is predominantly jealousy (infidelity) involving the spouse, it is called as Othello syndrome or conjugal paranoia. Ref: A Sho Textbook of Psychiatry, Niraj Ahuja, 7th Edition, pg. no. 84', 'role': 'assistant'}]