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Updated: Jan 18, 2026

Utilizing Percutaneous Ventricular Assist Devices in Acute Myocardial Infarction Complicated by Cardiogenic Shock
Published on: June 12, 2021
Therapeutic Advances in the Management of Cardiogenic Shock
Radu Filipescu1,2, Sean P Collins3, Razvan I Radu1,2
1Intensive Cardiac Care Unit, Emergency Institute for Cardiovascular Diseases "C. C. Iliescu", Bucharest, Romania.
Insights
Cardiogenic shock (CS) management has advanced, but high mortality persists. Early revascularization and specific mechanical circulatory support (MCS) show promise, yet more research is crucial for personalized CS treatment.
Area of Science:
- Cardiology
- Critical Care Medicine
Background:
- Cardiogenic shock (CS) management remains challenging, with high mortality despite current therapies.
- Significant uncertainties exist regarding early CS management, risk stratification, and mechanical circulatory support (MCS) initiation.
Purpose of the Study:
- To review therapeutic advances in cardiogenic shock management.
- To highlight areas needing further research and clinical investigation.
Main Methods:
- This narrative review synthesizes evidence from multicenter registries and randomized controlled trials (RCTs).
- Focuses on recent studies and ongoing research in CS management.
Main Results:
- Early revascularization in acute myocardial infarction-associated CS (AMI-CS) and pulmonary artery catheter use improve monitoring.
- Inotropes and vasopressors lack RCT evidence for survival benefit; temporary MCS, particularly micro axial flow pumps, shows potential in select populations.
- Hub-and-spoke models can facilitate regional CS networks.
Conclusions:
- Current CS treatment approaches have improved prognosis but require further research.
- Addressing knowledge gaps is essential for advancing individualized CS therapy.
Background:
Despite the use of vasoactive therapies, invasive monitoring, revascularization, and/or mechanical circulatory support (MCS), cardiogenic shock (CS) continues to be associated with very high mortality. This narrative review aims to describe the therapeutic advances in the management of this syndrome.
Areas Of Uncertainty:
In clinical practice, many uncertainties about CS management remain, particularly regarding management in pre-CS phase, risk stratification algorithms, optimal ventilation mode, local CS protocols, appropriate selection and threshold for MCS initiation, or approach to MCS-related complications. Patients with CS without acute myocardial infarction (AMI) are substantially underrepresented in randomized controlled trials (RCTs), and future research, including new RCTs and high-quality observational studies, is imperiously needed.
Data Sources:
Evidence-based information on CS is limited, as management recommendations and therapies are mostly extrapolated from large multicentric CS registries or RCTs in patients with AMI occurring at tertiary medical centers. In recent years, numerous studies have been published or are ongoing, emphasizing the unresolved issues in CS management.
Results:
The results from the literature showcased the benefits of early revascularization of the culprit vessel in AMI-CS or use of pulmonary artery catheter for better overall monitoring. Despite almost universal administration of inotropes and vasopressors in patients with CS, they lack RCT evidence for increasing the survival rate. The same applies for temporary MCS, except for micro axial flow pumps which have been associated with lower 6-month mortality in a selected CS population. Large tertiary CS centers could develop regional or national networks through hub-and-spoke systems based on multidisciplinary teams and CS protocols.
Conclusions:
Although the current general approach to treating patients with CS has improved the prognosis, additional research is needed to overcome the key knowledge gaps and advance individualized CS treatment.
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