Skip to main content
Causes

A venous leg ulcer can develop after a minor injury if there's a problem with the circulation of blood in your leg veins. If this happens, pressure inside the veins increases.

This constant high pressure can gradually damage the tiny blood vessels in your skin and make it fragile.

As a result, your skin can easily break and form an ulcer after a knock or scratch.

Unless you have treatment to improve the circulation in your legs, the ulcer may not heal.

Find out how venous leg ulcers are treated

Who's most at risk?

A number of factors can increase your risk of developing a venous leg ulcer, including: