Evaluation of Renal Dysfunction in Chronic Heart Failure Caused by Rheumatic Heart Disease

Chronic heart failure (CHF) is the most common clinical syndrome in the world and, being the final stage of a number of cardiovascular and other organ diseases, one of the main causes of death and disability. Despite the widespread use of proven drugs for treatment, mortality among patients within 5 years after diagnosis is 60% in men and 45% in women. Mortality in patients with chronic heart failure is 4.0–10.3 times higher than in the general population of the same age.