Understanding why knee osteoarthritis pain doesn't always match joint damage

Unraveling the discordance between structural damage and pain phenotypes in knee osteoarthritis

NIH-funded research Massachusetts General Hospital · NIH-11113856

This research helps us understand why people with knee osteoarthritis feel different types of pain, even when their joint damage looks similar.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionMassachusetts General Hospital NIH-funded
Lab location1 site (Boston, United States)
Project IDNIH-11113856 on NIH RePORTER

What this research studies

Many people with knee osteoarthritis experience pain that doesn't seem to match the damage seen on X-rays or MRI scans. This project explores different kinds of pain, like sharp pain from joint damage or nerve-related pain, to see how they connect with what doctors see on imaging tests. We want to find out if specific imaging findings, such as bone marrow lesions or fluid in the joint, are linked to certain types of pain. This work also looks at how these pain types and imaging findings relate to ongoing pain after knee replacement surgery.

Who could benefit from this research

Good fit: Adults aged 21 and older who experience symptomatic knee osteoarthritis, including those considering or having recently undergone knee replacement, would be ideal candidates for related studies.

Not a fit: Patients whose pain is not related to knee osteoarthritis or who do not have structural joint damage may not directly benefit from this specific line of research.

Why it matters

Potential benefit: If successful, this work could lead to more personalized and effective treatments for knee osteoarthritis pain by better matching therapies to the specific type of pain a patient experiences.

How similar studies have performed: While the discordance between structural damage and pain in knee osteoarthritis is a known challenge, this project aims to advance understanding by specifically linking different pain types to imaging biomarkers, building on existing knowledge but with a novel focus.

Where this research is happening

Boston, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.