<prompt> A child has got a congenital cataract involving the visual axis which was detected by the parents right at birth. This child should be operatedImmediatelyAt 2 months of ageAt 1 year of age when the globe becomes normal sizedAfter 4 years when entire ocular and orbital growth becomes normal  <response>: Congenital unilateral cataract involving visual axis requires urgent surgery, as early as possible, i.e. within days.However, you should keep in mind that surgery is inadvisable after 16 weeks 4 months of age as the amblyopia is refractoryCongenital bilateral cataractDense :- Early surgery by 4-6 weeks of age.Partial :- Regular follow-up.Congenital unilateral cataractDense or involving visual axis :- Urgent surgery within days.Partial:- Observation. 