Heart failure with preserved ejection fraction (HFpEF).
Many causes
- Most common
- Structural Abnormality
- Thick Wall Small cavity
- Enlarged Left Atrium
- Physiology
- Low Cardiac Output
- Elevated End Diastolic Pressures
Her cardiac Index was 2.8 L/min/m2 ( normal range for CI is 2.5 to 4 L/min/m2.) Her left atrium was normal in size
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