This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: parasitology, Subject name: Microbiology
[{'content': "Meyer's-Kouwenaar syndrome is a synonym for \nSelect and explain. \nA. Tropical pulmonary eosinophilia, B. Occult filariasis, C. Cutaneous larva migrans, D. Visceral larva migrans", 'role': 'user'}, {'content': 'Answer: B \nExplanation: Occult filariasis (Meyers-Kouwenaar syndrome):*This is a condition in which there is massive eosinophilia (30-80%; absolute count >3000/ mm3), *generalised lymph node enlargement*hepatosplenomegaly*pulmonary symptoms absence of microfilaraemia(Ref: K.D Chatterjee 13th edition, p244)', 'role': 'assistant'}]