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Published on: October 28, 2020
RETRACTED: Left Ventricular Non-Compaction in Children: Aetiology and Diagnostic Criteria
Emanuele Monda1,2, Gianantonio De Michele1, Gaetano Diana1
1Inherited and Rare Cardiovascular Diseases, Department of Translational Medical Sciences, University of Campania "Luigi Vanvitelli", Monaldi Hospital, 80131 Naples, Italy.
Insights
Left ventricular non-compaction (LVNC) is a heart muscle disorder with increasing diagnoses in children. Research is vital to improve early detection and understanding of its diverse causes and symptoms.
Area of Science:
- Cardiology
- Genetics
- Pediatric Cardiology
Background:
- Left ventricular non-compaction (LVNC) is a rare cardiomyopathy characterized by excessive trabeculation and deep recesses in the left ventricle.
- It presents as a spectrum, either isolated or with other cardiac conditions, affecting all age groups, notably children.
Purpose of the Study:
- To review the current understanding of LVNC, including its pathophysiology, clinical presentations, and diagnostic challenges.
- To highlight the increasing incidence in pediatric populations and the need for improved diagnostic criteria.
Main Methods:
- Review of existing literature on LVNC.
- Analysis of diagnostic criteria and imaging modalities such as echocardiography and cardiac MRI.
- Discussion of genetic and acquired etiologies.
Main Results:
- LVNC diagnosis relies heavily on imaging, but lacks a standardized definition, leading to diagnostic variability.
- Genetic and acquired factors contribute to LVNC, with diverse clinical manifestations ranging from asymptomatic to severe heart failure, embolism, and arrhythmias.
- The incidence of LVNC in children is rising due to enhanced imaging capabilities.
Conclusions:
- LVNC is a complex cardiomyopathy with varied origins and clinical outcomes.
- Standardized diagnostic criteria are needed to improve accuracy, especially in pediatric cases.
- Further research is essential for early diagnosis and effective management of LVNC.
Abstract:
Left ventricular non-compaction (LVNC) is a heterogeneous myocardial disorder characterized by prominent trabeculae protruding into the left ventricular lumen and deep intertrabecular recesses. LVNC can manifest in isolation or alongside other heart muscle diseases. Its occurrence among children is rising due to advancements in imaging techniques. The origins of LVNC are diverse, involving both genetic and acquired forms. The clinical manifestation varies greatly, with some cases presenting no symptoms, while others typically manifesting with heart failure, systemic embolism, and arrhythmias. Diagnosis mainly relies on assessing heart structure using imaging tools like echocardiography and cardiac magnetic resonance. However, the absence of a universally agreed-upon standard and limitations in diagnostic criteria have led to ongoing debates in the scientific community regarding the most reliable methods. Further research is crucial to enhance the diagnosis of LVNC, particularly in early life stages.
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