Irccs Ospedale San Raffaele

This study compares two methods—DEEP mapping and activation mapping—used during catheter ablation to treat ventricular tachycardia (VT), a fast, dangerous heart rhythm. About 222 adults with an implanted defibrillator and VT will be randomly assigned to one technique. The goal is…

This study looks at people with an implanted defibrillator who had a successful first procedure to fix a dangerous fast heart rhythm (ventricular tachycardia). A few days later, they get a non-invasive heart stimulation test. If the test triggers the rhythm again, patients are ra…

This study tests whether adding a special diet called the Crohn's Disease Exclusion Diet (CDED) to standard anti-TNF therapy can improve outcomes for people with active Crohn's disease or ulcerative colitis. Eighty adults starting anti-TNF drugs will be randomly assigned to eithe…

This study tests a special PET scan that uses a radioactive tracer to find tumors in people with Von Hippel-Lindau (VHL) disease, a genetic condition that causes tumors to grow. About 38 adults with VHL will receive one dose of the tracer and then have a PET/CT scan. The goal is …