Abstract #4202

RF-Induced Heating During MRI Examinations Depends on The Baseline Temperature

Jessica A. Martinez¹, Kevin Moulin¹, and Daniel B. Ennis^1,2,3

¹Radiological Sciences, Stanford University, stanford, CA, United States, ²Division of Radiology, Veteran Affairs Health Care System, Palo Alto, CA, United States, ³Cardiovascular Institute, Stanford University, Stanford, CA, United States

RF-induced heating was performed at different baseline temperatures (T_B). Along with temperature increase, B₁-maps, conductivity (σ) and the dielectric permittivity(ε) were analyzed. when T_B increases, σ and ε increase. However, RF- induced heating decreases.

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