Prevalence of Ocular Surface Disease in Malaysian Glaucoma Patients

For this prospective, multi-centre, cross sectional observational study, patients who attend routine eye examination at the medical institutions and who have been diagnosed with primary open-angle glaucoma, primary angle-closure glaucoma, pseudoexfoliation glaucoma, pigment dispersion glaucoma or ocular hypertension will be studied. The medical institutions are selected across different regions of Malaysia to assess the nationwide prevalence of OSD in glaucoma patients. The routine assessments include Corneal Evaluation, Tear Break-Up Time (TBUT), Hyperemia and Schirmer's test whereby the data from these assessments will be collected and analyzed. The study will also includes Symptom Evaluation and Questionnaire feedback.