Bharat Gurnani1, Kirandeep Kaur2. 1. Consultant Cornea and Refractive Services, Aravind Eye Hospital and Post Graduate Institute of Ophthalmology, Pondicherry, India. 2. Consultant Pediatric and Strabismus Services, Aravind Eye Hospital and Post Graduate Institute of Ophthalmology, Pondicherry, India.