This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Disorders of Conjunctiva, Subject name: Ophthalmology
[{'content': 'Ophthalmia nodosa is seen with \nSelect and explain. \nA. Onchocerciasis, B. Caterpillar hair in conjunctiva, C. Pseudoexfoliation syndrome, D. Pinguecula', 'role': 'user'}, {'content': 'Answer: B \nExplanation: *Ophthalmia nodosa: Conjunctival inflammatory nodule due to caterpillar hair or tarantula hair *Can lead to chronic conjunctivitis and visually disabling corneal scars , cataract, vitritis and macular edema *Treatment: removal of the offending agent and managing inflammation through coicosteroid treatment.', 'role': 'assistant'}]