This information does not constitute, and is not intended as, legal or financial advice. Blue Cross and Blue Shield of Illinois, a Division of Health Care Service Corporation, a Mutual Legal Reserve Company, an Independent Licensee of the Blue Cross and Blue Shield. Association.
Swelling (Edema) and Diabetes-Swelling in the Legs, Ankles and Feet. Edema commonly affects the ankles, legs, feet and wrists. Edema (known as oedema in the UK) is a build up of fluid in the body (water retention) which causes swelling. Edema commonly affects the legs, ankles, feet and wrist. Water retention is often treatable, with treatment varying depending on the cause.
Painless swelling may affect both legs and may include the calves or even the thighs. The effect of gravity makes the swelling most noticeable in the lower part of the body. Causes Foot, leg, and ankle swelling is common when the person also: Is overweight Has a blood clot in the leg; Is older Has a leg infection Has veins in the legs that cannot properly pump blood back to the heart ; Injury or surgery involving the leg, ankle, or foot can also cause swelling. Swelling may also occur after pelvic surgery, especially for cancer.