ArticleFuture cardiology
Exploring cardiac vector propagation in acute myocardial infarction: a spatial velocity perspective.
Article in Future cardiology. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.
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Who cites it
1 citing paper in PubMed.
- Enhancing myocardial infarction detection with vectorcardiography: fusion-based comparative analysis of machine learning methods.Frontiers in physiology · 2025Article
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Authors and funding
6 authors.
Funding
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Abstract
aimsTo objectively characterize the spatial-velocity dynamics of the QRS-loop in the vectorcardiogram (VCG) of patients with acute myocardial infarction (AMI).
methodsVCG was constructed as a space curve directly with three quasi-orthogonal leads I, aVF and V2 recorded by conventional ECG of 25 healthy individuals and 50 AMI patients. Spatial velocity (SV) of the dynamic QRS loop, spatial distance (SD), and spatial magnitude (SM) were recorded, along with axis-specific component attributes of vector magnitude such as ΔX, ΔY, and ΔZ.
resultsDecreased SV (12-25%,
conclusionDecreased SV and SD without any significant alteration of SM indicates close approximation and clustering of the tips of the ventricular vector in AMI. This may be due to dilation, thinning, and stress of the ventricular wall in early post infarction ventricular remodeling, along with relative ischemia due to associated tachycardia and higher myocardial oxygen demand.
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