When the pumping function of the heart is impaired, accompanied by an ejection fraction EF less than 40%, it is called systolic heart failure. Heart failure examination and treatment of systolic heart failure require strict adherence to the doctor's instructions to limit dangerous complications.

Acute heart failure is the sudden onset of signs and symptoms of heart failure that requires urgent intervention. Besides the causes of acute heart failure, other predisposing factors may play a role in making the condition worse.

Treatment of heart failure is divided into 4 levels according to each stage A, B, C and D. There are 2 main treatment options: medication and non-drug treatment. The goals of heart failure treatment are to reduce symptoms, limit hospitalization, and prolong survival.

Decompensated heart failure is the end result of cardiovascular disease or when there is a cause other than cardiovascular such as kidney failure, blood loss, a heart-damaging viral infection that affects the heart and causes this condition.

Heart failure is a serious disease that greatly affects the patient's life and activities. Heart failure is classified into several grades, from mild to severe with increasing symptoms. So how many levels of heart failure are mild and severe?

Our heart pushes blood around the body to supply oxygen to the organs, when it can't work properly anymore, that's heart failure. The heart is no longer able to collect oxygen from the lungs, or pump oxygen-rich blood throughout the body.

According to statistics, in Vietnam, about 1.6 million people are diagnosed with heart failure every year, of which about 500,000 people die from this disease.