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Mechanical Circulatory Support for Patients With Adult Congenital Heart Disease
Maruti Haranal1, Shuhua Luo1, Osami Honjo1
1Division of Cardiovascular Surgery, The Labatt Family Heart Centre, The Hospital for Sick Children.
Insights
Adults with congenital heart disease (ACHD) face unique challenges with heart failure (HF). This review explores mechanical circulatory support (MCS) as a vital treatment option for these complex patients.
Area of Science:
- Cardiology
- Adult Congenital Heart Disease
- Mechanical Circulatory Support
Background:
- Adults with congenital heart disease (ACHD) are a growing population with unique medical needs.
- Heart failure (HF) is a primary cause of death and illness in ACHD patients.
- Managing HF in ACHD is complex due to anatomical and physiological variations.
Purpose of the Study:
- To review clinical experiences with mechanical circulatory support (MCS) in ACHD patients.
- To highlight the challenges and considerations for MCS in this population.
- To inform strategies for reducing mortality and morbidity associated with HF in ACHD.
Main Methods:
- Review of clinical data and experience with MCS devices in ACHD patients.
- Analysis of the unique anatomical and physiological factors influencing MCS use.
- Synthesis of current knowledge on optimizing MCS for ACHD.
Main Results:
- Mechanical circulatory support (MCS) offers an alternative for ACHD patients ineligible for heart transplantation.
- Unique patient variations necessitate tailored approaches to MCS implantation and management.
- Clinical experience demonstrates the evolving role of MCS in supporting failing hearts in ACHD.
Conclusions:
- Mechanical circulatory support (MCS) is an increasingly important therapeutic option for adults with congenital heart disease (ACHD) experiencing heart failure.
- Further research and tailored strategies are needed to optimize MCS outcomes in this specialized population.
- Effective management of heart failure in ACHD requires specialized knowledge of mechanical circulatory support devices.
Abstract:
Advances in surgical and medical care of children born with heart defects have led to the emergence of a unique subgroup of young adults known as adults with congenital heart disease (ACHD). Heart failure (HF) is the leading cause of mortality and morbidity in this subset. Management of HF is challenging in these patients owing to inherent structural variations with their associated physiological consequences. Heart transplantation is of limited utility in this group either because of donor shortage or associated comorbidities that make these patients ineligible for transplantation. Mechanical circulatory support (MCS) devices have evolved as an alternative treatment modality in supporting the failing myocardium of this population, but are often used less frequently than in those with a structurally normal heart because of the unique anatomical and physiological variations. These variations create a need to gather adequate knowledge on how best to support the hearts of ACHD patients in order to reduce mortality and morbidity. This review presents clinical experience with MCS in ACHD patients.
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