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: Psychiatry
[{'content': 'Black patch delirium is seen in \nSelect and explain. \nA. Dart skinned individuals, B. Patients with malignant melanoma, C. Patients with 3 degree burns, D. Post cataract surgery patient', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Delirium can develop after cataract surgery in ilder patient who wear eye patches.Delirium caused by this sensory deprivation is called as "Black patch" delirium.', 'role': 'assistant'}]