Dural sinus malformation

This study looks at how well the PHIL Embolic System works to treat a rare brain condition in children called dural arteriovenous fistulas (DAVFs), where blood vessels connect abnormally. About 15 children under 22 will receive the treatment, which uses a special material to bloc…

Researchers are studying whether abnormal connections between arteries and veins in the brain's covering, called intracranial dural arteriovenous fistulae, affect the brain's waste-clearance system, known as the glymphatic system. About 20 adults who are already scheduled for sta…

This study is a large registry that will collect data from over 10,000 people in China diagnosed with a rare condition where abnormal connections form between arteries and veins in the brain or spine. Researchers will track how common the disease is, what treatments are used, and…

This study will follow 1,000 people of all ages who are having endovascular procedures (minimally invasive treatments through blood vessels) for brain or spinal conditions like aneurysms or abnormal blood vessels. Researchers will record complications, recovery, and changes in th…