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': "Most common etiology of recurrent vitreous heamorrhage in young patient \nSelect and explain. \nA. Trauma, B. Peripheral detachment of retina, C. Eale's disease, D. CRAO", 'role': 'user'}, {'content': 'Answer: C \nExplanation: M/C cause of vitreous haemorrhage in Adults & Children - trauma.\nM/C cause of recurent VH in elderly - PDR.\nM/C cause of recurrent VH in young - Eales disease.', 'role': 'assistant'}]