Other than cataract, which one among the following is the highest prevalent cause of blindness in the world -: (A) Corneal opacity, (B) Diabetic retinopathy, (C) Glaucoma, (D) Trachoma
Answer is C. Cataract 39% Glaucoma 10% tracoma3% diabeticretinopathy 4% Ref-Park&;s textbook of Preventive and social medicine 23rd edition. .