what causes oedema
Edema is swelling caused by fluid retention-excess fluid is trapped in the body's tissues. In the UK/Ireland/Australasia and some other countries, the word is spelled oedema. Swelling caused by edema commonly occurs in the hands, arms, ankles, legs and feet.It is usually linked to the venous or lymphatic systems.ome patients may experience an accumulation of fluids in the lungs-pulmonary edema. Liver disease. Such as cirrhosis, which causes scarring of the liver. This affects liver function, which causes the secretion of hormones and fluid-regulating chemicals to change.