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: Ophthalmology
[{'content': 'Specific for albinism \nSelect and explain. \nA. Red reflex, B. Decreased visual activity, C. Photophobia, D. Nystagmus', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Red reflex All the given options are seen in albinism. But, red reflex is specific. Ocular features in albinism - a Red reflex Pink or blue iris Dazzling glare Photophobia Decreased vision Nystagmus Clear retinal and choroidal vessels, separated by glistening white space Strabismus (mild to moderate)", 'role': 'assistant'}]