It may be 5% for patients with community-acquired AKI, but as high as 80% in multi-organ failure patients in intensive care.[1] The most common causes of death are sepsis, heart and lung failure and withdrawal of life support.ComplicationsCardiovascular complications because of fluid and sodium retention, eg hypertension, congestive heart failure and pulmonary oedema.Gastrointestinal, eg anorexia,