Cephalic vein thrombosis is a blood clot in the cephalic vein in the arm. It occurs when something affects the vein’s blood flow to the heart. The condition generally resolves by itself but can become ...

A pulmonary embolism (PE) occurs when a foreign substance blocks an artery in your lungs, stopping blood flow. It’s usually caused by a blood clot, but can sometimes be due to lipid, air, or tumor ...

Although uncommon, blood clots can form in the finger. They may appear as a small, discolored lump under the skin. A collection of blood can also form under the fingernail, commonly due to injury such ...