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Related Concept Videos

Heart Failure V: Medical Management01:30

Heart Failure V: Medical Management

312
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...
312
Pathophysiology of Heart Failure01:17

Pathophysiology of Heart Failure

3.6K
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

882
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...
882
Acute Respiratory Failure-I01:21

Acute Respiratory Failure-I

1.0K
Acute respiratory failure is a condition characterized by the inability of the lungs to perform their primary function: gas exchange. This failure leads to insufficient oxygen levels (hypoxemia) in the blood, elevated carbon dioxide levels (hypercapnia), or both, causing critical impairment in organ function.
Definition: It is defined by specific criteria based on blood gas measurements. Hypoxemia happens when the partial pressure of oxygen (PaO2) falls below 60 mmHg. At the same time,...
1.0K
Acute Respiratory Failure-II01:21

Acute Respiratory Failure-II

1.1K
Type I Respiratory Failure, or hypoxemic respiratory failure, occurs when the partial pressure of oxygen (PaO2) in arterial blood falls below 60 mmHg while breathing room air without a corresponding increase in arterial carbon dioxide levels (PaCO2). This condition highlights a significant impairment in the lungs' capacity to oxygenate the blood.
The underlying physiological abnormalities that contribute to hypoxemic respiratory failure include:
1.1K
Acute Respiratory Failure-V01:29

Acute Respiratory Failure-V

502
The treatment for acute respiratory failure varies based on factors like the underlying cause, overall health, and severity. A collaborative healthcare team is essential for early detection, often through arterial blood gas analysis. Identifying the cause is the primary goal, with treatment strategies adjusted for ventilation/perfusion (V/Q) mismatch, shunting, or diffusion impairment.
Ensure that patients are monitored continuously for their response to therapy, including changes in...
502

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Related Experiment Video

Updated: Jan 31, 2026

Induction of Right Ventricular Failure by Pulmonary Artery Constriction and Evaluation of Right Ventricular Function in Mice
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Induction of Right Ventricular Failure by Pulmonary Artery Constriction and Evaluation of Right Ventricular Function in Mice

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Right ventricular failure management.

Shahrukh N Bakar1, Sangyang Jia2, Stuart J Smith3

  • 1Division of Interventional Cardiology, Department of Medicine.

Current Opinion in Cardiology
|December 22, 2018
PubMed
Summary
This summary is machine-generated.

Diagnosing and managing right ventricular (RV) failure is challenging due to undefined criteria and imperfect predictors. Emerging device-based therapies and novel molecular targets show promise for RV failure treatment.

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Area of Science:

  • Cardiology
  • Pulmonary Hypertension
  • Heart Failure

Background:

  • Right ventricular (RV) failure presents diagnostic and therapeutic challenges.
  • Lack of a universal definition and imperfect imaging predictors hinder RV failure research and management.
  • Hemodynamic factors and ventriculo-arterial coupling are critical to RV function.

Purpose of the Study:

  • To review recent advances in the diagnosis and management of right ventricular failure.
  • To highlight emerging device-based therapies and potential molecular targets for RV failure.

Main Methods:

  • Literature review of recent advances in RV failure diagnosis and management.
  • Analysis of current diagnostic tools, including echocardiography and cardiac MRI.
  • Evaluation of existing and emerging therapeutic strategies.

Main Results:

  • Current diagnostic criteria for RV failure lack universal consensus.
  • Echocardiographic and cardiac MRI predictors of RV failure are imperfect, suggesting combined hemodynamic and imaging variables may improve prediction.
  • Existing treatments for RV failure, primarily inotropy and vasodilatation, lack conclusive evidence.
  • Emerging device-based management strategies and novel biochemical/molecular targets show potential but require further validation.

Conclusions:

  • Advances in RV failure diagnosis and management are hampered by definitional and predictive limitations.
  • Device-based interventions and novel therapeutic targets represent promising future directions for RV failure treatment.
  • Further research is needed to validate new diagnostic markers and therapeutic strategies for RV failure.