This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anatomy, Development and clinical examination, Subject name: Ophthalmology
[{'content': 'Slit-lamp microscopy is indicated in - \nSelect and explain. \nA. Corneal Opacities, B. Disease of anterior chamber, C. Lens opacities, D. All of the above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Structures which can be examined with a slit-lamp are- Lid margin Conjunctiva Cornea Sclera Anterior chamber Iris and pupil Lens Anterior pa of vitreous Reference: A K KHURANA COMPREHENSIVE OPHTHALMOLOGY, Edition 4, page-547', 'role': 'assistant'}]