# Prognosis in Heart Failure

In heart failure, prognosis depends on the ST2 level, disease type, risk factors, symptoms and response to treatment. The article explains these factors.

*2024-08-13*

Heart failure is divided into stages, and each stage shows the severity of the disease. ST2 is a biomarker used in heart failure and gives information about the course of the disease. The ST2 value can help with risk stratification and treatment planning in patients with heart failure.

**ST2 value:** It is usually measured with a blood test and has a specific cut-off value. In patients with heart failure, a rise in ST2 may indicate that the disease will follow a worse course.

**Low ST2 level:** Means a better prognosis in patients with heart failure.

**High ST2 level:** May indicate that the disease may be more severe and that the risk of complications is increased. This biomarker is not evaluated on its own; it is considered together with other clinical findings and test results. For a specific ST2 value to be given, your doctor needs to evaluate your individual results.

## Factors Affecting Prognosis in Heart Failure

Heart failure is a condition in which the heart cannot perform an adequate pumping function, and there are many factors that affect its prognosis. Here are the important factors that affect prognosis in heart failure:

### 1. Type of Heart Failure:

- **Systolic or Diastolic Failure:** Systolic heart failure (the left ventricle's inability to pump forcefully) is generally associated with a worse prognosis. Diastolic heart failure (problems related to the relaxation of the heart) may show a better prognosis, but both types can be serious conditions.

### 2. Cardiovascular Risk Factors:

- **Age:** Advanced age is a factor that worsens prognosis.
- **Sex:** In general, the prognosis of heart failure may be better in women than in men.
- **Comorbidities:** Additional diseases such as diabetes, hypertension, obesity and chronic kidney disease can negatively affect prognosis.

### 3. Indicators of Heart Function:

- **Echocardiography Results:** Parameters such as ejection fraction, left ventricular size and diastolic function carry prognostic importance.
- **NT-proBNP Levels:** High NT-proBNP levels are associated with a poor prognosis.

### 4. Symptoms and Quality of Life:

- **NYHA (New York Heart Association) Classification:** Higher classes (III-IV) are associated with a poor prognosis.
- **Exercise Tolerance:** Low exercise capacity and easy fatigue negatively affect prognosis.

### 5. Treatment Adherence and Response:

- **Response to Medical Treatment:** Patients who respond well to drug therapy generally have a better prognosis.
- **Cardiac Rehabilitation:** Participation in and adherence to rehabilitation programmes can improve prognosis.

### 6. Psychosocial Factors:

- **Depression and Anxiety:** These conditions are common in patients with heart failure and can negatively affect prognosis.
- **Social Support:** Family and community support can improve prognosis by increasing patients' adherence to treatment.

### 7. Emergencies and Rehospitalisation:

- **History of Emergencies:** Previous emergency department visits and hospital admissions can affect prognosis.
- **Rehospitalisation:** Frequently repeated hospital admissions are an indicator of a poor prognosis.

These factors should be taken into account when evaluating the prognosis of patients with heart failure. The individual condition of the patient and the relevant factors are the most important elements in determining prognosis. To understand which treatment approach is most appropriate, regular follow-up and evaluation with physicians is necessary.