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
True regarding metamorphopsia: March 2012 
Select and explain. 
A. Age related change, B. Associated with diseases affecting macula, C. Occurs when too much light shines into eyes, D. Interpreted by brain as 'flashes'
B: Associated with diseases affecting macula
Answer: B: Associated with diseases affecting macula 
Explanation: Ans: B i.e. Associated with diseases affecting macula