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Related Concept Videos

Cardiac Catheterization II: Right Heart Catheterization01:21

Cardiac Catheterization II: Right Heart Catheterization

Right Heart Catheterization: An OverviewRight heart catheterization is an invasive diagnostic procedure that measures right-sided cardiac and pulmonary artery pressures, calculates cardiac output, and identifies intracardiac shunts. It provides detailed hemodynamic data essential for diagnosing and managing various cardiovascular conditions, such as pulmonary hypertension.Access SitesCommon access sites for right heart catheterization include the internal jugular vein in the neck region, the...
Cardiomyopathy VII: Pre and Post Operative Nursing Management01:28

Cardiomyopathy VII: Pre and Post Operative Nursing Management

Patients with hypertrophic cardiomyopathy (HCM) and left ventricular outflow tract (LVOT) obstruction who remain symptomatic despite optimal medical therapy may undergo a septal myectomy (Morrow procedure). This procedure involves excising a portion of the hypertrophied septum below the aortic valve using a heart-lung machine to improve blood flow through the LVOT. Effective preoperative and postoperative nursing management ensures successful patient outcomes, minimizes complications, and...
Mitral Regurgitation I: Introduction01:20

Mitral Regurgitation I: Introduction

Mitral regurgitation is characterized by the backward circulation of blood from the left ventricle to the left atrium during systole, a phase of the cardiac cycle when the heart contracts and pumps blood out of the chambers. This abnormal flow occurs primarily due to the dysfunction of the mitral valve or its supporting structures, which include the mitral leaflets, chordae tendineae, annulus, and papillary muscles.Etiology and Mechanisms:Primary Mitral Regurgitation: This type arises from...
Mitral Stenosis I: Introduction01:22

Mitral Stenosis I: Introduction

Mitral Valve Stenosis (MVS) is a heart condition where the mitral valve narrows, impeding blood circulation from the left atrium to the left ventricle. The etiology and pathophysiology of this condition are multifaceted, leading to a cascade of cardiovascular complications.Causes of Mitral Valve StenosisRheumatic Heart Disease: It is the main cause of mitral valve stenosis, particularly in developing nations. This condition arises from rheumatic fever, an inflammatory illness resulting from...
Acute Respiratory Failure-II01:21

Acute Respiratory Failure-II

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:
Heart Failure III: Clinical Manifestations01:26

Heart Failure III: Clinical Manifestations

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...

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Related Experiment Video

Updated: May 16, 2026

Induction of Right Ventricular Failure by Pulmonary Artery Constriction and Evaluation of Right Ventricular Function in Mice
09:40

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

Published on: May 13, 2019

Perioperative right ventricular dysfunction.

André Yvan Denault1, Francois Haddad, Eric Jacobsohn

  • 1Department of Anesthesiology, Montreal Heart Institute, Université de Montréal, Montreal, Quebec, Canada. andre.denault@umontreal.ca

Current Opinion in Anaesthesiology
|December 14, 2012
PubMed
Summary
This summary is machine-generated.

Right ventricular function is crucial for survival in cardiac surgery patients, especially those with pulmonary hypertension. Early identification and management using hemodynamic monitoring and echocardiography improve outcomes.

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Related Experiment Videos

Last Updated: May 16, 2026

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Area of Science:

  • Cardiology
  • Cardiac Surgery
  • Critical Care Medicine

Background:

  • Right ventricular (RV) function is increasingly recognized as a critical determinant of survival in cardiac surgery.
  • Pulmonary hypertension significantly impacts RV performance and patient outcomes.

Purpose of the Study:

  • To review current knowledge on the significance, diagnosis, and management of RV function in cardiac surgical patients.
  • To highlight recent advancements in monitoring and diagnostic tools for RV assessment.

Main Methods:

  • Review of recent literature and international consensus guidelines.
  • Emphasis on hemodynamic parameters and echocardiography for RV assessment.
  • Inclusion of novel monitoring techniques like regional near-infrared spectroscopy.

Main Results:

  • Growing evidence supports RV function as a key predictor of survival post-cardiac surgery.
  • Echocardiography and specific hemodynamic parameters are vital for diagnosing RV dysfunction.
  • New guidelines and monitoring tools aid in early detection and management.

Conclusions:

  • Early identification of RV failure is facilitated by RV pressure monitoring and echocardiographic guidelines.
  • Optimizing hemodynamic, echocardiographic, and near-infrared spectroscopy parameters is key to successful treatment.
  • A systematic approach aids in differential diagnosis and management of RV failure.