This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Lens, Subject name: Ophthalmology
Sunflower cataract is Seen in 
Select and explain. 
A. Haemochromatosis, B. Wilson's disease, C. Galactosemia, D. Diabetes milletus
B: Wilson's disease
Answer: B: Wilson's disease 
Explanation: A typical 'sunflower cataract' is seen in disorder of copper metabolism (Wilson's disease). It is produced by deposition of copper under the posterior capsule of the lens. It is brilliant golden green in colour and arranged like the petals of a sun flower. Ref:- A K Khurana; pg num:-410,476,