Spider veins (telangiectasia) and small varicose veins are small blood vessels that become purple or red, swollen, twisted, and pushed to the skin’s surface. They can cause discomfort but rarely ...

The principal veins in the superficial system are the great saphenous vein (GSV) and the small saphenous vein (SSV). The GSV runs from the medial ankle to the groin, joining the common femoral ...

Spider veins refer to small red, blue, or purple lines below the skin’s surface. These lines indicate broken veins, which can develop anywhere on the body, including the face. A bulging vein ...

except for the pulmonary vein) Allows diffusion of gases and nutrients from blood into the body cells Wall Thick, muscular Thinner Very thin, one cell thick Lumen Small Large Very small ...

Varicose veins are an early manifestation of chronic venous insufficiency. Although the risk factors associated with varicose veins are well described, the basic pathophysiology leading to venous ...

except for the pulmonary vein) Allows diffusion of gases and nutrients from blood into the body cells Wall Thick, muscular Thinner Very thin, one cell thick Lumen Small Large Very small ...