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Related Concept Videos

Heart Failure V: Medical Management01:30

Heart Failure V: Medical Management

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Medical Management of Acute Decompensated Heart Failure (ADHF)The primary goals of therapy for patients hospitalized with acute decompensated heart failure (ADHF) include:Relieving symptomsOptimizing volume statusSupporting oxygenation and ventilationMaintaining cardiac output (CO) and end-organ perfusionIdentifying and addressing the cause of ADHFPreventing complicationsProviding patient education on factors precipitating HF exacerbationPlanning for dischargeOngoing monitoring and assessment...
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Pathophysiology of Heart Failure01:17

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Heart failure (HF) is a progressive syndrome involving ventricles that leads to inadequate cardiac output. It can be classified based on location and output or ejection fraction. Ejection fraction (EF) is an essential measurement in the diagnosis and surveillance of HF. Reduced EF corresponds to systolic heart failure (HFrEF). However, HF with preserved ejection fraction (HFpEF) is becoming increasingly prevalent. Also known as diastolic HF, this form of HF is related to aging. The...
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Heart Failure IV: Classification and Diagnostic Evaluation01:30

Heart Failure IV: Classification and Diagnostic Evaluation

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Heart failure can be classified in various ways, with the most common classifications based on physical activity limitations, disease progression, severity, and treatment strategies.The Functional Classification of Heart Failure divides patients into four categories based on physical activity limitation due to symptom burden.Class I: Patients in this class have cardiac disease but no physical activity limitations. Ordinary activities like walking, climbing stairs, or routine tasks do not cause...
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Heart Failure III: Clinical Manifestations01:26

Heart Failure III: Clinical Manifestations

721
Heart failure (HF) manifests primarily as dyspnea, fatigue, and fluid retention, resulting in peripheral and pulmonary edema. Symptoms may vary depending on which ventricle is more affected, left or right.Left-Sided Heart FailureAlso known as left ventricular failure, this condition results from the left ventricle's inability to fill or eject sufficient blood into the systemic circulation. It leads to pulmonary congestion, which occurs when the left ventricle fails to eject blood effectively...
721
Heart Failure II: Pathophysiology01:29

Heart Failure II: Pathophysiology

1.1K
Systolic Heart Failure and Compensatory MechanismsSystolic heart failure (also termed HFrEF, Heart Failure with Reduced Ejection Fraction) is the most prevalent type of heart filure. It results in a decreased volume of blood being pumped from the ventricle. The aortic arch and carotid sinuses have baroreceptors that detect reduced blood pressure, triggering the sympathetic nervous system (SNS) to release epinephrine and norepinephrine. Initially, this response aims to boost heart rate and...
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Heart Failure I: Introduction01:27

Heart Failure I: Introduction

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Heart failure refers to a clinical syndrome caused by structural or functional cardiac disorders that prevent the heart from pumping an adequate amount of blood to meet the body's metabolic needs. This condition often arises from myocardial infarction or ischemia, leading to decreased cardiac output, reduced tissue perfusion, impaired gas exchange, fluid volume imbalance, and decreased functional ability.Heart failure can result from disruptions in the mechanisms that regulate cardiac output...
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Related Experiment Video

Updated: Mar 1, 2026

Cutoff Value of Phase Angle by Bioelectrical Impedance Analysis at Admission as a Prognostic Factor in Patients with Acute Heart Failure
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Cutoff Value of Phase Angle by Bioelectrical Impedance Analysis at Admission as a Prognostic Factor in Patients with Acute Heart Failure

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Acute Heart Failure Registry: Risk Assessment Model in Decompensated Heart Failure.

Anne Delgado1, Bruno Rodrigues1, Sara Nunes2

  • 1Serviço de Cardiologia, Centro Hospitalar Tondela Viseu, Viseu, Portugal.

Arquivos Brasileiros De Cardiologia
|May 31, 2017
PubMed
Summary
This summary is machine-generated.

A new risk score helps identify patients with acute heart failure (HF) at higher risk for unfavorable outcomes within 12 months. This tool aids in predicting mortality and rehospitalization for acute HF patients.

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Area of Science:

  • Cardiology
  • Clinical Medicine
  • Public Health

Background:

  • Acute heart failure (HF) is a prevalent condition with limited data on prognostic factors.
  • Existing research primarily focuses on long-term prognosis in chronic HF, leaving a gap in understanding acute HF outcomes.

Purpose of the Study:

  • To develop and validate a risk score for predicting unfavorable prognostic events in hospitalized acute HF patients.
  • To characterize clinical features, treatment, and outcomes of a high-risk group identified by the score.

Main Methods:

  • A cohort study involving 505 patients admitted for acute HF, adhering to European Society of Cardiology criteria.
  • The primary endpoint for score derivation was all-cause mortality and/or HF rehospitalization at 12 months.
  • Score validation included assessing these endpoints at 6, 12, and 24 months, with specific exclusion criteria applied.

Main Results:

  • Prognostic factors for 12-month outcomes were identified and used to create a risk score.
  • A cut-off of 4 points on the score differentiated patients into two groups (A < 4 points, B = 4 points).
  • Group B, with 4 or more points, consisted of older patients with more comorbidities, exhibiting a higher incidence of adverse events at 6, 12, and 24 months.

Conclusions:

  • The developed risk score effectively identifies patients with acute heart failure at higher risk for adverse outcomes within 12 months.
  • This tool facilitates the characterization of a patient subgroup requiring closer monitoring and potentially tailored interventions.