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
Surgery of choice for congenital cataract- 
Select and explain. 
A. ECCE, B. ICCE, C. Needling, D. Discission
A: ECCE
Answer: A: ECCE 
Explanation: Extracapsular cataract extraction (ECCE) with primary posterior capsulectomy and anterior vitrectomy is the procedure of choice ( limbal or pars plana approach). This is done by phacoemulsification. After cataractous lens extraction, the child is treated:- i) If<2 years old-Extended wear contact lenses. Ref: Yanoff & Ducker 3rd/e p.450-454. ii) If>2 years old-Posterior chamber IOL implantation.