Calculation of radiofrequency electromagnetic fields and their effects in MRI of human subjects

• Published in: Magnetic resonance in medicine Vol. 65; no. 5; pp. 1470 - 1482
• Main Authors: Collins, Christopher M., Wang, Zhangwei
• Format: Journal Article
• Language: English
• Published: Hoboken Wiley Subscription Services, Inc., A Wiley Company 01.05.2011; Wiley Subscription Services, Inc
• Subjects: Electromagnetic Fields - adverse effects; electromagnetics; Equipment Safety; Hot Temperature; Humans; Magnetic Resonance Imaging - adverse effects; MRI; noise; Numerical Analysis, Computer-Assisted; radiofrequency; safety; SAR; signal; Whole Body Imaging

Radiofrequency magnetic fields are critical to nuclear excitation and signal reception in magnetic resonance imaging. The interactions between these fields and human tissues in anatomical geometries results in a variety of effects regarding image integrity and safety of the human subject. In recent...