Urgent Right Heart Catheterization in Cardiogenic Shock: Let us Spread this Idea

Q: What is the clinical evidence from this study?

Study design: Editorial. Population: Cardiogenic shock. Intervention: Pulmonary artery catheterization (right heart catheterization).

Q: What does this research mean for the field?

Pulmonary artery catheter-guided interventions in severe cardiogenic shock are associated with lower in-hospital mortality and improved clinical decision-making. Novelty: ClaimNovelty.SYNTHESIS. Consensus alignment: ConsensusAlignment.NEUTRAL.

Simone Louise Savaris; Suellen R. R. Siqueira; Ivna G C V Lima

doi:10.36660/abchf.20230076

November 1, 2023ABC Heart Failure & CardiomyopathyOpen Access

Urgent Right Heart Catheterization in Cardiogenic Shock: Let us Spread this Idea

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Why the study?

Does invasive hemodynamic monitoring with a pulmonary artery catheter improve survival and guide therapy in patients with cardiogenic shock?

Key Points

To review the clinical utility and contemporary evidence supporting urgent right heart catheterization with a pulmonary artery catheter to guide phenotypic classification and therapy in cardiogenic shock.
Clinical viewpoint analyzing hemodynamic monitoring principles, shock phenotypes, and contemporary literature regarding pulmonary artery catheterization in cardiac intensive care units.
Evaluation of limitations in historical randomized clinical trials alongside findings from recent retrospective cohorts, ventricular assist device registries, and meta-analyses.
Cardiogenic shock is responsible for up to 66% of shock cases in intensive care units, with in-hospital mortality reaching 36% when associated with ST-elevation myocardial infarction and 31% in non-infarction cases.
Invasive catheterization classifies patients into four distinct phenotypes based on volume (pulmonary artery occlusion pressure threshold of 18 mmHg) and perfusion (cardiac index threshold of 2.5 L/min/m2) to direct vasoactive and mechanical circulatory support.
A meta-analysis of 12 studies and large observational cohorts demonstrated lower in-hospital mortality when complete invasive hemodynamic parameters guided therapeutic decision-making and ventricular assist device implantation.

Structured PICO

Does invasive hemodynamic monitoring with a pulmonary artery catheter improve survival and guide therapy in patients with cardiogenic shock?

P

Population

Patients with cardiogenic shock (defined by signs and symptoms of low tissue perfusion associated with systolic blood pressure < 90 mmHg), particularly those in severe stages (SCAI D and E), right ventricular dysfunction, or undergoing ventricular assist device (VAD) implantation.

I

Intervention

Invasive hemodynamic monitoring using a pulmonary artery catheter (PAC) / urgent right heart catheterization to measure right atrial pressure, pulmonary artery pressures, pulmonary artery occlusion pressure (PAOP), cardiac output/index, and pulmonary artery pulsatility index.

C

Comparator

Standard clinical monitoring or less invasive cardiac output monitoring devices.

O

Outcome

In-hospital mortality and survival to ventricular assist device (VAD) implantation or heart transplantation (as discussed from cited literature).hard clinical

Limitations

Absence of robust randomized studies with greater statistical power specifically in cardiogenic shock
Absence of robust randomized clinical trials with greater statistical power evaluating PAC specifically in cardiogenic shock

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Answers are grounded in this paper and cite their sources.

Implication

This viewpoint highlights contemporary observational evidence supporting urgent pulmonary artery catheterization for hemodynamic phenotyping, shock team decision-making, and ventricular assist device selection to reduce mortality in severe cardiogenic shock.

Abstract

Cardiogenic shock (CS) is defined by the presence of signs and symptoms of low tissue perfusion associated with systolic blood pressure (BP) < 90mmHg, according to the European Society of Cardiology. Within the different types of shock - cardiogenic, distributive, hypovolemic, and mixed - CS is responsible for up to 66% of shock cases in intensive care units and occurs due to poor perfusion secondary to low cardiac output. The most prevalent etiology is ST-elevation myocardial infarction (STEMI); other causes include acute chronic heart failure, valvular diseases, and arrhythmias. 1,2 In-hospital mortality from CS associated with STEMI can reach 36% in cases not associated with a heart attack, 31%. Furthermore, effective treatment is related to understanding the disease mechanism and classifying the patient into phenotypes, which will impact the implemented therapy.

Discussion

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Cite This Study

Savaris et al. (2023) conducted an editorial in Cardiogenic shock. Pulmonary artery catheterization (right heart catheterization) was evaluated.

synapsesocial.com/papers/6a731b0863e5df1b64a0b895 https://doi.org/10.36660/abchf.20230076

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Urgent Right Heart Catheterization in Cardiogenic Shock: Let us Spread this Idea

Key Points

Structured PICO

Limitations

Ask about this paper

Implication

Abstract

Discussion

Cite This Study

Urgent Right Heart Catheterization in Cardiogenic Shock: Let us Spread this Idea

Key Points

Structured PICO

Limitations

Ask about this paper

Implication

Abstract

Discussion

Cite This Study

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