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Heart failure with preserved ejection fraction (HFpEF, hef-PEF) is a form of heart failure in which the ejection fraction – the percentage of the volume of blood ejected from the left ventricle with each heartbeat divided by the volume of blood when the left ventricle is maximally filled – is normal, defined as greater than 50%; this may be measured by…
The analysis highlights Art, Risk factors and Pathophysiology as prominent areas in the source structure around Heart failure with preserved ejection fraction. 1 topic appears in more than one source area, which can help identify connections that are less obvious in a linear reading.
Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.
Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.
High-confidence facts extracted from structured source data. Use them as anchors for further research.
Browse the complete topic structure, not only the most central items. Less prominent entities and concepts can reveal missing angles, specialized context and useful research gaps. Each item opens a new analysis centered on that subject.
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The extracted context around Heart failure with preserved ejection fraction shows recurring relationship patterns in the source. For example, Heart failure with preserved ejection fraction → Aortic, Conditions, HFpEF, However, Improvement, In, It, Some, There, This Another extracted example is Heart failure with preserved ejection fraction → Cardiology. Use these groups to spot repeated connection types before inspecting the individual relationships.
Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.
hfpef diastolic heart patients failure left ventricular dysfunction increased ejection cardiac fraction may pressure hypertension function filling systolic changes normal
TTTA extracted 21 structured relationships around Heart failure with preserved ejection fraction. Examples in this analysis include Heart failure with preserved ejection fraction → Specialty → Cardiology and echocardiography → instance of → this may be measured by multiple methods. The table shows each extracted connection, where it came from and its confidence.
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Heart failure with preserved ejection fraction | Specialty | Cardiology | 1.00 | infobox |
| echocardiography | instance of | this may be measured by multiple methods | 0.80 | text |
| hypertension in the future.Adjusted for age | instance of | The prevalence of HFpEF is expected to increase as more people develop obesity and other medical co-morbidities and risk factors | 0.80 | text |
| sex | instance of | The prevalence of HFpEF is expected to increase as more people develop obesity and other medical co-morbidities and risk factors | 0.80 | text |
| and cause of heart failure | instance of | The prevalence of HFpEF is expected to increase as more people develop obesity and other medical co-morbidities and risk factors | 0.80 | text |
| the mortality due to HFpEF is less than that of heart failure with reduced ejection fraction | instance of | The prevalence of HFpEF is expected to increase as more people develop obesity and other medical co-morbidities and risk factors | 0.80 | text |
| catheterization are invasive procedures | instance of | Techniques | 0.80 | text |
| thus reserved for patients with co-morbid conditions or those who are suspected to have HFpEF but lack clear non-invasive findings | instance of | Techniques | 0.80 | text |
| speckle tracking for strain measurement | instance of | Diastolic dysfunction is assumed when the E/E' ratio exceed 15.Newer echocardiographic techniques | 0.80 | text |
| particularly for the left atrium | instance of | Diastolic dysfunction is assumed when the E/E' ratio exceed 15.Newer echocardiographic techniques | 0.80 | text |
| are becoming increasingly utilised for the diagnosis of HFpEF | instance of | Diastolic dysfunction is assumed when the E/E' ratio exceed 15.Newer echocardiographic techniques | 0.80 | text |
| Heart failure with preserved ejection fraction | related to Hypertension | Conditions | 0.60 | section |
The concept neighborhoods around Heart failure with preserved ejection fraction bring nearby vocabulary together. In this analysis, examples include Heart, Diastolic and Fraction. Use the clusters to find adjacent concepts and terminology that may deserve separate research.
For Heart failure with preserved ejection fraction, one of the stronger structural bridges in this analysis connects Heart failure with preserved ejection fraction with Overview. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.
TTTA analyzes the structure around Heart failure with preserved ejection fraction to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as Art, Risk factors & Pathophysiology, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.
Source: Wikipedia — Heart failure with preserved ejection fraction · EN edition · Analysis: TopicsToTalkAbout