VISION 2020: The Right to Sight initiative targeted elimination of avoidable blindness by 2020. Which of the following is the MOST COMMON cause of avoidable blindness globally (as per WHO reports)?
- A Glaucoma
- B Diabetic retinopathy
- C Cataract ✓
- D Trachoma
Correct answer: C. Cataract
Explanation
Cataract remains the single most common cause of avoidable blindness globally, accounting for approximately 51% of all world blindness, predominantly in low- and middle-income countries. Glaucoma is the leading cause of irreversible blindness. Trachoma is the most common infectious cause of blindness. VISION 2020 prioritised cataract, refractive error, trachoma, onchocerciasis, and childhood blindness as key targets.
Reference: Khurana Comprehensive Ophthalmology, 7th ed.
High-yield for: NEET PGINI-CETNExTFMGEUSMLEPLABMRCP
Written and medically reviewed by the StethoPrep medical team.