This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Ophthalmology
Ciliary staphyloma occurs due to all of the following except: 
Select and explain. 
A. Scleritis, B. Perforating injury, C. Absolute glaucoma, D. Episcleritis
D: Episcleritis
Answer: D: Episcleritis 
Explanation: Ans. Episcleritis