Relapsing polychondritis

This study tests five different standard immune-suppressing drugs to see which works best for controlling relapsing polychondritis, a rare disease that causes painful inflammation of cartilage. About 20 adults will receive one of the drugs and be monitored for 26 weeks. The goal …

This study compares two types of hip replacement materials in 100 adults aged 18 to 65 who need a total hip replacement. One group gets a ceramic-on-polyethylene implant where the polyethylene is infused with vitamin E to reduce wear. The other group gets a standard ceramic-on-ce…

This study tests two ways to manage pain after hip replacement surgery. One group gets a nerve block plus a second nerve block; the other gets a nerve block plus wound numbing. The goal is to see which method reduces pain and the need for opioid painkillers. About 102 adults havi…

This study follows up to 4,000 people with vasculitis (a group of diseases that cause blood vessel inflammation) and healthy volunteers over many years. Researchers collect blood, urine, imaging, and genetic samples to learn how the disease develops and changes. The goal is to fi…

This study will follow 200 people who have had a complex or revision hip replacement at University Hospitals Leuven. The goal is to track how many need another surgery and why, and to improve care by learning from real-world results. No new treatment is being tested—this is an ob…

This study follows 100 people with relapsing polychondritis, a rare disease that causes repeated inflammation of cartilage in the ears, nose, and airways. Researchers will collect medical history and survey data to learn how the disease develops. The goal is to better understand …

This study looks at how often people can return to sports at least three years after total knee replacement. It compares three different types of knee prostheses to see if one type leads to better sports participation. The study will include 660 adults who had their first knee re…