Vision loss study paves way for future treatments
NCT ID NCT04765345
First seen Feb 03, 2026 · Last updated May 01, 2026 · Updated 12 times
Summary
This study follows 44 people with a rare genetic eye condition (PCDH15-related Usher syndrome) over 4 years to measure how their vision changes. No treatment is given. The goal is to understand the disease's natural course so that future clinical trials can test new therapies more effectively.
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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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Contacts and locations
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Locations
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CHNO des Quinze-Vingts
Paris, France
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Duke University, Duke Eye Center
Durham, North Carolina, 27710, United States
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Haddassah Medical Center
Jerusalem, Israel
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Hospital for Sick Children
Toronto, Ontario, Canada
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Moorfields Eye Hospital
London, EC1V 2PD, United Kingdom
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Radboud University
Nijmegen, Netherlands
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The Johns Hopkins Wilmer Eye Institute
Baltimore, Maryland, 21287, United States
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University Hospital Basel
Basel, 4031, Switzerland
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University of California, San Francisco
San Francisco, California, 94143-0344, United States
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University of Tubingen
Tübingen, Germany
Conditions
Explore the condition pages connected to this study.