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Related Concept Videos

Heart Failure VI: Adjunct Therapies01:22

Heart Failure VI: Adjunct Therapies

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.
Heart Failure IV: Classification and Diagnostic Evaluation01:30

Heart Failure IV: Classification and Diagnostic Evaluation

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...
Cardiomyopathy II: Dilated Cardiomyopathy01:30

Cardiomyopathy II: Dilated Cardiomyopathy

Dilated cardiomyopathy, or DCM, is a progressive myocardial disorder characterized by ventricular chamber dilation and contractile dysfunction.EtiologyVarious factors can cause DCM, including hypertension and heavy alcohol intake, which contribute to the weakening and enlargement of the heart muscle. Viral infections, such as Coxsackievirus B, adenoviruses, and influenza, can lead to DCM by causing inflammation and damage to heart tissue. Certain chemotherapeutic agents, including daunorubicin,...
Cardiomyopathy III: Hypertrophic Cardiomyopathy01:29

Cardiomyopathy III: Hypertrophic Cardiomyopathy

Hypertrophic cardiomyopathy, or HCM, is an autosomal dominant genetic disorder characterized by asymmetric left ventricular hypertrophy without ventricular dilation. It is more common in men and is typically diagnosed in young, athletic adults.EtiologyHCM is primarily genetic and is caused by mutations in genes encoding sarcomeric proteins. Researchers have identified over 1400 mutations across at least 11 different genes. Among these, the most frequently occurring mutations are found in the...
Heart Failure V: Medical Management01:30

Heart Failure V: Medical Management

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...
Cardiomyopathy V: Interprofessional Care01:29

Cardiomyopathy V: Interprofessional Care

Managing cardiomyopathy involves addressing underlying or precipitating causes, treating heart failure with medications, and implementing dietary changes and a balanced exercise and rest regimen.Lifestyle ModificationsCardiomyopathy patients should adopt a low-sodium diet to reduce fluid retention and manage heart failure. A personalized exercise and rest plan helps maintain physical fitness without overstraining the heart. Avoiding alcohol and tobacco is essential to prevent further damage to...

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Related Experiment Video

Updated: Jun 5, 2026

Benefits of Cardiac Resynchronization Therapy in an Asynchronous Heart Failure Model Induced by Left Bundle Branch Ablation and Rapid Pacing
12:45

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Published on: December 11, 2017

Heart failure patients selection for cardiac resynchronization therapy.

Junchao Geng1, Bifeng Wu, Liangrong Zheng

  • 1Department of Cardiology, No 1 Hospital affiliated to Medical School of Zhejiang University, Hangzhou, China.

European Journal of Internal Medicine
|January 18, 2011
PubMed
Summary

Optimizing patient selection for cardiac resynchronization therapy (CRT) in chronic heart failure (CHF) is crucial. This review explores factors like age, gender, disease stage, and imaging to improve CRT response.

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Benefits of Cardiac Resynchronization Therapy in an Asynchronous Heart Failure Model Induced by Left Bundle Branch Ablation and Rapid Pacing
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Area of Science:

  • Cardiology
  • Medical Imaging
  • Heart Failure Management

Background:

  • Cardiac resynchronization therapy (CRT) is a key treatment for chronic heart failure (CHF) patients with ventricular dyssynchrony.
  • Effective patient selection is paramount for maximizing CRT benefits.
  • Current research focuses on refining methods for identifying suitable candidates.

Purpose of the Study:

  • To review advancements in patient selection for CRT.
  • To discuss various parameters influencing CRT response.
  • To highlight the role of imaging in identifying appropriate patients.

Main Methods:

  • Literature review of current research on CRT patient selection.
  • Analysis of factors including age, gender, and disease stage.
  • Evaluation of imaging techniques (echocardiography, MRI, nuclear imaging) for dyssynchrony and scar assessment.

Main Results:

  • Patient selection for CRT is complex, influenced by multiple factors.
  • Imaging modalities play a vital role in assessing ventricular dyssynchrony and myocardial scar.
  • Factors like age, gender, disease severity, and atrial fibrillation impact CRT outcomes.

Conclusions:

  • Improved patient selection strategies are essential for enhancing CRT efficacy in CHF.
  • Multifactorial assessment, including advanced imaging, can optimize CRT candidate identification.
  • Further research is needed to fully elucidate all factors influencing CRT response.