Case Control Study Of Dry Eye And Related Ocular Surface Abnormalities In Ibadan, Nigeria

Abstract

Background: Tear instability is associated with symptoms of ocular discomfort and irritation. Many patients with dry eyes remain untreated due to improper diagnoses.

Objective :To identify symptoms and surface abnormalities associated with dry eyes.

Materials and methods :One hundred and fifty-six eyes of 78 subjects attending the Eye Clinic of the University College Hospital Ibadan were screened for dry eyes/tear instability using rose Bengal stain (graded 0-9), tear break-up time (TBUT), Schirmer's 1 tests, tear meniscus height and a standardised symptoms questionnaire.