What are ulcers?
Ulcers are wounds or open sores that will not heal or keep returning.
What causes leg ulcers?
Leg ulcers may be caused by medical conditions such as:
- Poor circulation, often caused by arteriosclerosis
- Venous insufficiency (a failure of the valves in the veins of the leg that causes congestion and slowing of blood circulation in the veins)
- Other disorders of clotting and circulation that may or may not be related to atherosclerosis
- Renal (kidney) failure
- Hypertension (treated or untreated)
- Lymphedema (a buildup of fluid that causes swelling in the legs or feet)
- Inflammatory diseases including vasculitis, lupus, scleroderma or other rheumatological conditions
- Other medical conditions such as high cholesterol, heart disease, high blood pressure, sickle cell anemia, bowel disorders
- History of smoking (either current or past)
- Pressure caused by lying in one position for too long
- Genetics (ulcers may be hereditary)
- A malignancy (tumor or cancerous mass)
- Certain medications