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: ENT
[{'content': 'Fowl smelling nasal discharge is seen in all except? \nSelect and explain. \nA. Nasal Myiasis, B. Choanal atresia, C. Foreign body in nose, D. Rhinolith', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is `b' i.e., Choanal atresia Diseases with fowl smelling nasal discharge are: Nasal myiasis Foreign body in nose Rhinolith In choanal atresia there is presence of nasal discharge without air bubbles.", 'role': 'assistant'}]