Related Experiment Video
Updated: May 5, 2026
06:10
Utilizing Percutaneous Ventricular Assist Devices in Acute Myocardial Infarction Complicated by Cardiogenic Shock
Published on: June 12, 2021
3.2K
Mixed Cardiogenic Shock: A Proposal for Standardized Classification, a Hemodynamic Definition, and Framework for
Sean van Diepen1, Janine Pöss2, Janek M Senaratne1
1Department of Critical Care Medicine and Division of Cardiology, Department of Medicine, University of Alberta, Edmonton, Canada (S.v.D., J.M.S.).
Circulation
|October 28, 2024
Summary
Cardiogenic shock (CS) classification now recognizes mixed states beyond cold-and-wet profiles. This study proposes a new framework to better categorize and manage these complex CS presentations.
Area of Science:
- Cardiology
- Intensive Care Medicine
- Hemodynamics
Background:
- Cardiogenic shock (CS) classification has evolved beyond a single hemodynamic profile.
- Contemporary data reveal significant variability in CS acuity, causes, volume status, and vascular resistance.
- Mixed CS, defined as CS with at least one additional shock state, is the second leading cause of shock in intensive care units.
Purpose of the Study:
- To summarize the current epidemiology of mixed cardiogenic shock.
- To propose a novel classification framework for mixed CS.
- To suggest invasive hemodynamic parameters for categorizing and managing mixed CS.
Main Methods:
- Review of current literature and registry data on cardiogenic shock.
- Analysis of hemodynamic profiles in patients with mixed CS states.
- Development of a proposed classification system and diagnostic parameters.
Main Results:
- Mixed CS states exhibit considerable heterogeneity in presentation and underlying factors.
- Existing classification systems and evidence are insufficient for guiding mixed CS care.
- A proposed framework aims to standardize phenotyping and management strategies.
Conclusions:
- A refined understanding of CS acknowledges diverse presentations, including mixed shock states.
- Standardized classification and hemodynamic definitions are crucial for advancing mixed CS research and clinical practice.
- The proposed framework offers a pathway to better patient phenotyping and targeted management in mixed CS.
Related Concept Videos
01:25Cardiopulmonary Resuscitation IV: Pharmacological Management
1.7K
Pharmacologic intervention is crucial in treating cardiac arrest patients during ACLS or Advanced Cardiovascular Life Support. The ACLS algorithms guide the administration of specific drugs based on the patient's cardiac arrest rhythm, which includes pulseless ventricular tachycardia (VT), ventricular fibrillation (VF), asystole, and pulseless electrical activity (PEA).EpinephrineIndication: Epinephrine is the first-line drug for all cardiac arrest rhythms.Mechanism of Action: Epinephrine...
1.7K
01:30Heart Failure IV: Classification and Diagnostic Evaluation
1.2K
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...
1.2K
01:30Heart Failure V: Medical Management
641
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...
641
01:25Cardiomyopathy I: Introduction and Classification
828
Cardiomyopathy, or CMP, is a group of diseases affecting the myocardial structure, impairing its ability to pump blood effectively. This condition can lead to arrhythmias, heart failure, or sudden cardiac death.Cardiomyopathies are classified into primary and secondary categories:Primary Cardiomyopathy refers to conditions involving only the heart muscle that are often idiopathic (of unknown cause) or genetic. They primarily affect the myocardium without the involvement of other systemic...
828
01:30Cardiomyopathy II: Dilated Cardiomyopathy
798
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,...
798
01:29Cardiomyopathy III: Hypertrophic Cardiomyopathy
810
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...
810