Dupuytren Research Group is a 501(c)(3) nonprofit charity advocating for Dupuytren disease and related conditions by conducting research to find a blood test and a cure for Dupuytren disease. Our core research is the International Dupuytren Data Bank (IDDB) https://Dupstudy.com which combines online crowdsourced surveys with blood testing to identify better ways to diagnose and treat Dupuytren disease.