CHRONIC HEART FAILURE WITH PRESERVED AND INTERMEDIATE LEFT VENTRICULAR EJECTION FRACTION, WAYS OF ITS CORRECTION (REVIEW)

Current HF therapy is mainly focused on an objective assessment of LVEF, which has been shown to be a predictor of poor outcomes even in the absence of symptomatic HF. Historically, patients with HF were divided into 2 groups depending on their LVEF: LVlEFand LViEF. This distinction was important in the treatment of HF because of the different demographic characteristics, etiology, and comorbidities between the two groups