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 affects ciliary zone upto mm behind the limbus 
Select and explain. 
A. 4, B. 6, C. 8, D. 10
C: 8
Answer: C: 8 
Explanation: Answer- C. 8Staphyloma is an abnormal protrusion of uveal tissue through a weak and thin poion of cornea or sclera. So, a staphyloma is lined internally by weal tissue and ennally by weak cornea or sclera.Ciliary staphyloma : - This afects the ciliary zone that includes the region upto I mm behind the limbls. The ciliary body is incarcerated in the region of scleral ectasia. Causes are Developmental glaucoma, Primary or secondary glaucoma end stage, scleritis, trauma to ciliary region.