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': 'Not a feature of conjunctivitis \nSelect and explain. \nA. Mucoid discharge, B. Impaired pupillary reactions, C. Chemosis, D. Halos', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Impaired pupillary reaction is seen in optic nerve disorders or extensive retinal detachment . It is not seen in conjuvtivitis. C/F of conjunctivitis * Discharge: Watery, Mucoid, mucopurulent, Severe purulent * Hyperemia: Bacterial /viral infection. * Hemorrhage: Viral (enteroviral/ adenoviral / trauma). * Chemosis(swelling of conjunctiva): Viral/ Bacterial. . Normal pupillary reaction * Pseudomembrane/true membrane: Pseudomembrane doesnot bleed on removal * Infiltration * Subconjunctival scarring: Loss of goblet & accessory lacrimal glands (trachoma) lead to fibrosis . colored halos', 'role': 'assistant'}]