Assessing Ocular Surface Changes After Changing Glaucoma Medications
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Hypothesis: Changing to Travatan Z therapy increases the tear film break up time of subjects on Xalatan therapy presenting with ocular surface disease.
Condition or disease
GlaucomaMonotherapy With Xalatan From 1 to 18 MonthsOcular Surface Disease
Patients who have been taking Xalatan monotherapy to treat their glaucoma and presenting with ocular surface disease will be advised to switch their medication to Travatan Z. Test results will be recorded at the day that the medication was changed and at follow-up to determine if there is a measurable change in tear film break up, corneal staining and in the Ocular Surface Disease Index.
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Ages Eligible for Study:
18 Years and older (Adult, Older Adult)
Sexes Eligible for Study:
Accepts Healthy Volunteers:
patients will be selected from the ophthalmology clinic of the principal investigator
on Xalatan monotherapy from 1 to 18 months
18 years of age or older
has been diagnosed with ocular surface disease
special populations such as children, pregnant females, prisoners, etc.