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
Ring of Sommering is seen in - 
Select and explain. 
A. Galactosemia, B. Dislocation of lens, C. Acute congestive glaucoma, D. After cataract
D: After cataract
Answer: D: After cataract 
Explanation: Soemmering's ring which refers to a thick ring of after cataract formed behind the iris, enclosed between the two layers of capsule. REF IMG