Massive 50-Year knee study launches to track OCD outcomes
NCT ID NCT02771496
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study will follow up to 3000 people diagnosed with osteochondritis dissecans (OCD) of the knee for up to 50 years. Researchers will track how the disease progresses, what treatments people receive, and how their knee function and quality of life change over time. No new treatment is being tested; the goal is to gather long-term data to better understand the condition and improve future care.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
-
About 3,000 people
The number the study aims to enrol. It can still change while the study runs.
- Started
-
May 2014
- Expected to finish
-
Dec 2074
An estimate. End dates often move.
- Lead sponsor
-
Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Patients of all ages with osteochondritis dissecans (OCD) or focal articular cartilage defects confirmed via MRI or x-ray.
- Ages
-
Children (under 18), adults (18 to 64) and older adults (65 and over)
- Sex
-
Anyone
- Healthy volunteers
-
Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Diagnosis of osteochondritis dissecans or focal articular cartilage defects as confirmed by x-ray or MRI Exclusion Criteria: * Non-confirmed diagnosis (i.e. patient does not yet have imaging confirmation)
Get updates
Get notified about this study
Sign up to get updates when this study changes or when new studies for Osteochondritis dissecans are added.
Genom att skicka in godkänner du våra Användarvillkor
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.
How to take part
Only the study team decides who joins. These are the ways to reach them.
-
The places running it
1 site. The list below names each one and where it is.
-
The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
-
A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
-
University of Pennsylvania
RECRUITINGPhiladelphia, Pennsylvania, 19104, United States
More trials for these conditions
Other studies related to the condition(s) this trial covers.