Community Ophthalmology and Blindness Control (NPCB, Screening Programmes) MCQs

Ophthalmology · 31 free questions with answers & explanations.

1. The World Health Organization (WHO) defines blindness as visual acuity less than:
2. The National Programme for Control of Blindness and Visual Impairment (NPCBVI) in India has revised its target to reduce the prevalence of blindness. The MOST common AVOIDABLE cause of blindness in India according to recent national surveys is:
3. The VISION 2020: The Right to Sight initiative identified a triad of priorities for global blindness prevention. These three priorities are:
4. The WHO definition of blindness (used for global burden of disease estimates) is best visual acuity in the better eye, with best correction, of:
5. India's National Programme for Control of Blindness and Visual Impairment (NPCB&VI) set a target to reduce the prevalence of blindness to a specified level. The revised target for 2020 was to reduce the prevalence of blindness in India to:
6. In the WHO priority eye diseases, the single leading cause of avoidable blindness globally and in India is:
7. The WHO definition of blindness used in India's National Programme for Control of Blindness (NPCB) is visual acuity less than:
8. Under India's National Programme for Control of Blindness and Visual Impairment (NPCBVI), which is the leading cause of avoidable blindness targeted by the programme?
9. Vitamin A supplementation under the National Programme for Prevention of Nutritional Blindness in India is given to children 9–12 months as the first dose. The subsequent doses are given at:
10. According to the WHO definition of blindness (2019 ICD-11 revision), bilateral blindness is defined as presenting visual acuity in the better eye of:
11. National Programme for Control of Blindness and Visual Impairment (NPCBVI) targets to reduce the prevalence of blindness in India to what level by 2025?
12. Trachoma caused by Chlamydia trachomatis serotypes A, B, Ba, and C causes blindness via a specific mechanism. The SAFE strategy for trachoma elimination includes all EXCEPT:
13. The WHO definition of blindness (for certification and programme purposes) uses a presenting visual acuity threshold of:
14. The National Programme for Control of Blindness and Visual Impairment (NPCB&VI) — currently renamed NPCB&VI under NHM — set a vision 2020 target for cataract surgical rate (CSR) in India. The target CSR was:
15. According to WHO definitions (2019 revision), moderate visual impairment is defined as best corrected visual acuity (BCVA) in the better eye of:
16. Under the National Programme for Control of Blindness and Visual Impairment (NPCBVI), the primary surgical intervention targeted to reduce the backlog of avoidable blindness in India is:
17. The World Health Organization defines blindness as best corrected visual acuity (BCVA) less than what in the better eye using the new 2003 ICD-10 revision for visual impairment categories?
18. The National Programme for Control of Blindness (NPCB) in India has set a target cataract surgical rate (CSR). A district ophthalmologist wants to assess his district's cataract backlog. What is the FORMULA for calculating the Cataract Surgical Rate (CSR)?
19. 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)?
20. According to the WHO definition (2019 update), 'moderate vision impairment' is defined as presenting distance visual acuity:
21. The National Programme for Control of Blindness and Visual Impairment (NPCBVI) in India set a target to eliminate avoidable blindness by reducing the prevalence of blindness to what level by 2020?
22. VISION 2020: The Right to Sight global initiative identified all of the following as priority diseases EXCEPT:
23. The coverage of cataract surgical services is measured by Cataract Surgical Coverage (CSC). CSC at the person level is defined as:
24. According to WHO criteria for blindness (used in NPCB), a person is classified as blind if their presenting visual acuity in the better eye is:
25. Trachoma causes blindness through which pathological mechanism?
26. Under the Rashtriya Bal Swasthya Karyakram (RBSK) and Vision 2020 initiatives, school eye screening in India primarily targets which refractive condition as the most common cause of visual impairment in school-age children?
27. Vitamin A deficiency causes corneal xerosis and keratomalacia. The WHO grading of xerophthalmia that indicates irreversible corneal damage and imminent blindness is:
28. The National Programme for Control of Blindness and Visual Impairment (NPCBVI) in India defines blindness as visual acuity less than:
29. The VISION 2020 — 'The Right to Sight' initiative targets the elimination of avoidable blindness. The leading cause of avoidable blindness in India that VISION 2020 specifically addresses is:
30. In school-based vision screening programs, the Snellen chart is used for visual acuity testing. A child scores 6/12 on the right eye and 6/18 on the left. According to the referral criteria in Indian school eye screening programs, this child should be:
31. India's National Programme for Control of Blindness and Visual Impairment (NPCBVI) defines blindness as visual acuity of less than 3/60 (or inability to count fingers at 3 metres) in the better eye with best available correction. Which condition contributes to the maximum proportion of blindness in India according to recent surveys?