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
Best treatment for buphthalmos is 
Select and explain. 
A. Trabeculectomy, B. Goniotomy, C. Cryotherapy, D. Conservative
B: Goniotomy
Answer: B: Goniotomy 
Explanation: Ans. b (Goniotomy). (Ref. Parson, Diseases of Eye, 18th/pg.214)BUPHTHALMOSNormal IOT in Schiotz tonometer is 14-20 mmHg.Glaucoma Index =Initial IOP-----------Facility of outflow(Normal < 100)Treatment of choice for buphthalmos is goniotomy.Eventual success rate with goniotomy is 85%.However in resistant cases trabeculectomy and trabeculotomy are helpful.Trabeculotomy is useful when corneal clouding is present or when goniotomy fails.