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
The most common cause of vitreous hemorrhage in adults is: 
Select and explain. 
A. Retinal hole, B. Trauma, C. Hypeension, D. Diabetes
D: Diabetes
Answer: D: Diabetes 
Explanation: D i.e. Diabetes "Proliferative diabetic retinopathy is the commonest cause of spontaneous viterous haemorrhage in adults"Q-Parsons' p. 324 "Trauma is the commonest cause of vitreous haemorrhage in the young"Q -Parsons' p. 324