- To establish the prevalence of neuropathic corneal pain in patients with ocular surface discomfort.
- To assess the overlap of neuropathic corneal pain with dry eye disease in patients in diseases that are currently thought to be mutually exclusive.
- To establish the prevalence of subtypes of patients with neuropathic corneal pain or with a neuropathic component of dry eye in patients with ocular surface discomfort.
NASA
Neurosensory Abnormalities in SymptomAtic Ocular Surface Patients (NASA)
Dry eyes
All genders
21+
Recruiting now
Overview
Principal Investigator: Pedram Hamrah, MD
Contact Us
Nancy Gee
Study details
Inclusion Criteria
- 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
Exclusion Criteria
- Use of contact lenses on the day of the visit
- Pregnant or nursing
- Irregular corneas (e.g., ectatic disease, transplantation, or corneal dystrophies)
Study Requirements
One visit