Prevalence of Normal Tension Glaucoma (NTG) in Peshawar

Aim: Prevalence of Open angle glaucoma with normal intraocular pressure in Peshawar Methodology: It is a cross sectional study. It is done at Physiology Department, Khyber Medical College, Peshawar in collaboration with Ophthalmology deptt. Khyber Teaching Hospital, Peshawar Study period: six months Sample size: 394 cases attended the department of Ophthalmology, Khyber Teaching Hospital Peshawar. Out of 394 patients, 100 patients were included in this study. Results: There were 33(33%) males and 67(67%) females in the study. There were 27(27%) patients lying in the age range of 35-45 years, 46(46%) were in 46-55 years and 27 (27%) patients of 56-65 years. The mean age of patients was 51.21±8.12. All patients were with normal tension glaucoma. There were 29(29%) cases who had a positive family history of glaucoma. The “mean IOP” of the eye on the right side was 17.15±1.78mmHg and the “mean IOP” of the eye on the left side was 17.30±1.94mmHg. Conclusion: Prevalence of normal tension glaucoma (NTG) was 25.4% in Peshawar and its surroundings. Most of the patients were elderly females and 29 (29%) cases had a positive family history of glaucoma. Keywords: Open angle glaucoma, normal tension glaucoma, prevalence