Calculating Temperature in Atherosclerotic Arteries
Author Information
Author(s): Ley Obdulia, Kim Taehong
Primary Institution: Texas A&M University
Hypothesis
How do pulsatile flow, arterial geometry, and plaque structure affect the temperature distribution in atherosclerotic plaques?
Conclusion
The study found that the best location for temperature measurement in atherosclerotic plaques is near the plaque/lumen surface, and that temperature varies significantly during the cardiac cycle.
Supporting Evidence
- The temperature at the plaque surface can change significantly during the cardiac cycle.
- Hot spots in plaques are influenced by blood flow patterns and plaque geometry.
- Temperature measurements should be taken close to the plaque/lumen surface for accuracy.
Takeaway
This study helps us understand how the temperature in artery plaques changes, which can help prevent heart attacks by identifying dangerous plaques.
Methodology
The study used numerical simulations to calculate temperature profiles in 2D models of arteries with varying geometries and plaque structures.
Limitations
The study used idealized geometries and did not account for turbulence or fluid-structure interactions.
Digital Object Identifier (DOI)
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