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': 'In haemolytic glaucoma the mechanisms are all except – \nSelect and explain. \nA. Siderosis of trabeculae, B. Deposition of haemosiderin, C. RBC clogging the trabeculae, D. Inflammation', 'role': 'user'}, {'content': 'Answer: D \nExplanation: There is no inflammation. The mechanism of IOP elevation is an obstruction of the trabecular meshwork by macrophages laden with pigment, erythrocytes and debris.', 'role': 'assistant'}]