Venous stasis ulcer are common in patients who have a history of leg swelling, varicose veins, or a history of blood clots in either the superficial or the deep veins of the legs. Venous ulcers affect almost 500,000 to 600,000 people in the United States every year and account for 80-90 percent of all leg ulcers.
Venous ulceration are found below the knee in the medial or inner part of the calf. Ulcers may affect one or both legs. Venous ulcers are usually red in color and may be covered with yellow fibrous tissue. There may be a green or yellow discharge if the ulcer is infected. Fluid drainage can be significant. The venous ulcers have borders that are usually irregularly shaped. The surrounding skin is often discolored and swollen. It may even feel warm or hot. The skin may appear shiny and tight, depending on the amount of edema (swelling). Venous stasis ulcers are common in patient who have a history of leg swelling, varicose veins, or a history of blood clots in either the superficial or the deep veins of the legs.