The poison causes the white cells to release chemicals that make the blood vessel walls sticky ... the distinctive rash that appears beneath the skin and kills tissue throughout the body.

It can affect any blood vessel ... in skin rashes, especially over the buttocks and behind the lower extremities. This is a rare syndrome that causes inflammation in the walls of arteries ...

Sun exposure can make spider veins worse by breaking down collagen under the skin. Both varicose and spider veins result when valves designed to keep blood ... in the vessel wall and causes ...

All blood vessels are specifically structured ... of gases and nutrients from blood into the body cells Wall Thick, muscular Thinner Very thin, one cell thick Lumen Small Large Very small, only ...