This study is currently not accepting new patients, but might later

Neurosensory Abnormalities in SymptomAtic Ocular Surface Patients (NASA)

Description

This study is designed to measure how common nerve abnormalities are within a group of patients who feel discomfort within their eyes.

Dry Eye, Neuropathic Pain, Dry Eye Syndromes, Neuralgia, Home Environment, Hyperosmolar Response, Proparacaine Challenge Test

Open to people ages 18 years and up

Presents with ocular surface discomfort or for dry eye care
Best corrected visual acuity of 20/40 or better in each eye
Subject reported duration of symptoms of at least 3 months
100 subjects will be required to be habitual contact lens wearers as defined by use of contact lenses at least 5 hours per day at least 5 days per week for the last year.

Use of contact lenses on the day of the visit
Pregnant or nursing
Irregular corneas (e.g., ectatic disease, transplantation, or corneal dystrophies)
Ocular surgery in the past 3 months
Ocular infection in the past 3 months
Active ocular allergies

University of California at San Francisco - Francis I Proctor Foundation
San Francisco 5391959 California 5332921 94143 United States
Canyon City Eye Care
Azusa 5325423 California 5332921 91702 United States