What Is Considered a Normal Range
| Ejection Fraction Level | Percentage Range | General Interpretation |
|---|---|---|
| Normal Range | 50%–70% | Typical pumping ability |
| Slightly Reduced | 40%–49% | Mild decrease in function |
| Reduced | Below 40% | Weakened heart function |
| Preserved EF | 50% or higher | Symptoms may still occur |
Understanding the normal ejection fraction range provides context when evaluating test results and symptoms.
Symptoms Linked to Lower Ejection Fraction
When values fall below the expected range, low ejection fraction symptoms may appear. These can include shortness of breath, reduced exercise tolerance, swelling in the legs, and fatigue. Symptom severity does not always match the numeric value, making clinical evaluation important.
Measurement and Monitoring
| Method | Purpose | Common Use |
|---|---|---|
| Echocardiogram | Ultrasound-based evaluation | Routine assessment |
| Cardiac MRI | Detailed structural imaging | Complex cases |
| Nuclear Imaging | Blood flow analysis | Functional studies |
These ejection fraction measurement methods allow consistent tracking of heart performance.
Role in Heart Failure Management
Heart failure ejection fraction levels are often used to categorize different types of heart failure and support care decisions. Treatment approaches may vary depending on whether the ejection fraction is reduced or preserved.
Supporting Heart Function
Strategies aimed at improving ejection fraction may include medication management, lifestyle adjustments, and regular follow-up. Progress is usually evaluated through repeated measurements over time.
Conclusion
Ejection fraction is a practical tool for understanding heart function and guiding long-term care. By combining numeric values with symptoms and imaging results, a clearer picture of cardiovascular health can be formed.