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Related Concept Videos

Heart Failure II: Pathophysiology01:29

Heart Failure II: Pathophysiology

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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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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 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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Heart Failure VI: Adjunct Therapies01:22

Heart Failure VI: Adjunct Therapies

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Additional therapies for treating patients with heart failure (HF) may include procedural interventions, supplemental oxygen, the management of sleep disorders, and nutritional therapy.Procedural InterventionsImplantable Cardioverter-Defibrillator: For patients at risk of life-threatening arrhythmias due to severe left ventricular dysfunction, an Implantable Cardioverter-Defibrillator (ICD) can detect and terminate these arrhythmias, preventing sudden cardiac death and improving survival rates.
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Heart Failure Drugs: Diuretics01:22

Heart Failure Drugs: Diuretics

862
Heart failure and kidney perfusion are interconnected in a complex way. Reduced renal perfusion and venous congestion are two significant factors that contribute to renal dysfunction in heart failure. The kidneys, primarily responsible for fluid balance in the body, are adversely affected due to compromised cardiac output and increased venous pressure. In response to reduced renal perfusion, the kidneys activate neurohumoral mechanisms to restore balance. However, these mechanisms can be...
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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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Asymptomatic Left Ventricular Diastolic Dysfunction: Predicting Progression to Symptomatic Heart Failure.

Wojciech Kosmala1, Thomas H Marwick2

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JACC. Cardiovascular Imaging
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Summary
This summary is machine-generated.

Asymptomatic left ventricular diastolic dysfunction (ALVDD) predicts future heart failure (HF) and poorer survival. Early detection and management of ALVDD and related conditions can improve patient outcomes.

Keywords:
global longitudinal strainheart failure with preserved ejection fractionleft ventricular diastolic dysfunctionstage B heart failure

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Area of Science:

  • Cardiology
  • Cardiovascular Medicine
  • Medical Diagnostics

Background:

  • Asymptomatic left ventricular diastolic dysfunction (ALVDD) is linked to increased heart failure (HF) risk and reduced survival.
  • ALVDD may represent a preclinical stage (Stage B HF) in individuals predisposed to HF development.

Purpose of the Study:

  • To highlight the significance of ALVDD as a predictor of adverse cardiovascular events.
  • To emphasize the role of imaging in identifying and monitoring preclinical diastolic dysfunction.
  • To discuss factors influencing the progression from ALVDD to symptomatic HF and potential management strategies.

Main Methods:

  • Utilizes echocardiography and other imaging techniques for diagnosis and tracking of preclinical left ventricular (LV) diastolic disturbances.
  • Reviews clinical data and literature concerning cardiovascular and noncardiovascular determinants of ALVDD progression.

Main Results:

  • ALVDD is associated with incident heart failure and decreased survival.
  • Preclinical diastolic abnormalities require advanced imaging for detection and monitoring.
  • Multiple factors contribute to the transition from ALVDD to symptomatic heart failure.

Conclusions:

  • ALVDD signifies an elevated risk for heart failure and warrants consideration in Stage B HF definitions.
  • Proactive management of cardiovascular and systemic comorbidities in ALVDD patients may delay symptomatic progression.
  • Early identification and intervention in ALVDD can potentially improve long-term prognosis and patient survival.