Black patch delirium is seen in: (A) Dart skinned individuals, (B) Patients with malignant melanoma, (C) Patients with 3 degree burns, (D) Post cataract surgery patient
Answer is D. 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.