hi, I am D.K Sinha from Delhi, I want to know that my younger sister 32yr old had lost the both eyes vision in 2001 during the treatment of TBM, effect of thambutol, I have tried to visit more doctor but not got any positive result yet, doctor said, her nerve has damage , I have ask to doctor ,her vision will come or not then doctor not say anything on this , so please tell me someone is that possible to see her in future or any treatment for her, please revert on below mail id Thanks, D K Sinha Delhi