Frequency of Dry Eyes in Patients of Hyperthyroidism
Purpose: To determine the frequency of dry eye disorder in patients of hyperthyroidism.
Study Design: Cross sectional study.
Place and Duration of Study: Department of ophthalmology, The University of Lahore teaching hospital Lahore, from February to May 2017.
Material and Methods: There were 44 patients included in the study. Tear film breakup time was measured by schirmer test on slit lamp. Patients involved in the study were between 20 years to 65 years of age. Data was analyzed using SPSS version 20.
Results: Out of 44 patients, 26 (59.0%) were females and 18 (40.9%) were males. 8 (18.1%) patients had age 20 to 35 years and 19 (43.1%) had age 36 to 50 years and remaining 17 (38.6%) had age 51 to 65 years. On studying the right eyes, 6 (13.6%) eyes had normal tear breakup time, 9 (20.4%) had moderate tear breakup time and remaining 29 (65.9) had severely reduced tear breakup time. Analysis of left eye showed that 6 eyes (13.6%) had normal tear breakup time, 9 (20.4%) had moderate tear breakup time and remaining 29 (65.9) had severely reduced tear breakup time. Result of Chi Square test showed that there is risk of dry eye in hyperthyroidism patients in this study. P-value of 0.0002 shows significant result which is less than 0.005.
Conclusion: There is a direct relationship of dry eyes in patients with hyperthyroidism.
Keywords: Dry eye, Hyperthyroidism, Schirmer test