Dr. Satya Karna became Consultant Ophthalmologist at Sankara Nethralaya, Chennai in 1997, and later on trained to become a Neuro-ophthalmologist at the same institute & worked as Consultant Ophthalmologist there till 2003. Dr. Karna has many lectures and presentations at National level conferences and was the Organizing Secretary of the Update in Neuro-ophthalmology in October 2002 at Chennai. Dr. Satya Karna is the author of the Sankara Nethralaya Atlas of Neuro-ophthalmology, the second edition of which has been released recently & has also authored the Step by Step Neuro-ophthalmology Examination and Diagnosis Handbook.