The aim of the study was to determine the cardiovascular dis) eases and comorbidity in patients with chronic heart failure and preserved ejection fraction depending on age. It was found that all patients with chronic heart failure with pre) served ejection fraction have comorbid pathology. Revealed heterogenity age changes in the comorbidity: prevalence of functional renal changes, chronic obstructive pulmonary dis) ease, anemia increases with age. Moreover in all age groups, almost half of patients had obesity and a quarter of patients – diabetes mellitus type 2
