Phlebitis

This trial tests whether gentle massage and palm-to-fist tapping near an IV insertion site can reduce the risk of phlebitis, a painful inflammation of the vein. Hospitalized adults with a peripheral IV in their arm are randomly assigned to receive standard care or add these simpl…

This study tests whether taking a blood thinner (rivaroxaban) plus aspirin after a vein-stenting procedure keeps the vein open longer and prevents new clots. About 172 people with deep vein thrombosis and narrowed iliac veins will receive the combination for 6 months (rivaroxaban…

This study tests a new MRI contrast agent called ferumoxytol, made from iron nanoparticles, to see if it can safely and effectively image veins in people with vein diseases. Current dyes can be risky for patients with kidney problems, but ferumoxytol may be safer and last longer …

This study compares two types of long IV catheters used in patients whose veins are hard to see or feel. One catheter has a built-in guidewire to help with placement; the other does not. Researchers want to see if the simpler catheter works just as well, lasts as long, and costs …

This study looks at cancer patients who have a type of blood clot called superficial venous thrombosis (SVT). About 15-20% of SVTs happen in people with cancer, but there are no clear treatment guidelines for them. Researchers will observe 1,576 patients to see how different bloo…

This study is following 670 adults with vasculitis, a rare blood vessel disease, for up to 5 years. Researchers will collect medical data and blood samples to see how the disease starts, how it is treated, and what long-term problems may arise. No new treatments are being tested—…