National Heart, Lung, And Blood Institute (nhlbi)

This early study tested a new procedure called SESAME that uses a wire threaded through blood vessels to slice away excess heart muscle in people with hypertrophic cardiomyopathy. Only one adult participated before the study was terminated. The goal was to see if the technique co…

This study tested a drug called fostamatinib to help people whose blood cell counts drop after a stem cell transplant. The goal was to see if the drug could raise red blood cells or platelets without needing transfusions. The trial was stopped early after enrolling only one perso…

This study tests whether special low-energy MRI settings can make it safe to use guidewires during heart catheterization. Guidewires help position catheters but can heat up in standard MRI. Researchers will enroll 22 adults who need a right heart catheterization to see if this ap…