This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Glaucoma, Subject name: Ophthalmology
Following is a cause of secondary angle closure glaucoma - 
Select and explain. 
A. Pseudophakia, B. Coicosteroid induced, C. Angle recession glaucoma, D. Congenital glaucoma
A: Pseudophakia
Answer: A: Pseudophakia 
Explanation: The abnormal lens may contribute by either causing pupillary block or by pushing the peripheral iris forward into the angle structures. Ref :Ophthalmology A K Khurana 6th edition chapter-10 page no :241