Eye pain mystery: scientists probe nerve link in dry eye sufferers
NCT ID NCT04838223
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looks at how common nerve problems are in people who feel eye discomfort. Researchers will test 1,000 participants to see if their pain is linked to nerve damage rather than just dry eye. The goal is to better understand these conditions and improve diagnosis.
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This is a summary of
the original study
.
Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
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Locations
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Baylor College of Medicine
Houston, Texas, 77030, United States
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Bruce W. Carter VA Medical Center
Miami, Florida, 33125, United States
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Canyon City Eye Care
Azusa, California, 91702, United States
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Hospital of the University of Pennsylvania (Scheie Eye Institute Perelman)
Philadelphia, Pennsylvania, 19104, United States
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Illinois College of Optometry
Chicago, Illinois, 60616, United States
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Kannarr Eye Care
Pittsburg, Kansas, 66762, United States
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Korb & Associates
Boston, Massachusetts, 02215, United States
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Midwest Vision Research Foundation at Prepose Vision Institute
St Louis, Missouri, 63128, United States
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Ophthalmology Associates
St Louis, Missouri, 63131, United States
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SkyVision Centers
Westlake, Ohio, 44145, United States
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Tufts Medical Center
Boston, Massachusetts, 02111, United States
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University of California at San Francisco - Francis I Proctor Foundation
San Francisco, California, 94143, United States
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University of Illinois at Chicago
Chicago, Illinois, 60612, United States
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University of Maryland
Baltimore, Maryland, 21201, United States
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Vita Eye Clinic
Shelby, North Carolina, 28150, United States
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Western University of Health Sciences
Pomona, California, 91766, United States