When a blood clot forms in one of your deep veins, it’s called deep vein thrombosis (DVT). This can cause pain and swelling. If the clot breaks free, it can move through your bloodstream ...

If you have a clot in a deep vein, you're at risk for damage to your veins and organs as well as other life-threatening problems. Not everyone who gets DVT will have trouble, but there's a good ...

What are developmental venous anomalies? A developmental venous anomaly (DVA) is a problem with the way small veins are arranged. They may look like the spokes of a wheel. The veins drain into a ...