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Abstract #0687

Quantitative 23Na MRI of Human Knee Cartilage Using Dual-Tuned 1H/23Na Transceiver Array RF Coil at 7T

Chan Hong Moon1, Jung-Hwan Kim1, Tiejun Zhao2, Kyongtae Ty Bae1

1Radiology, University of Pittsburgh, Pittsburgh, PA, United States; 2MR R&D Collaborations, Siemens Healthcare, Pittsburgh, PA, United States

We developed a new high-sensitivity multi-channel 23Na RF coil for knee MRI at 7T. Our 1H/23Na MRI allowed quantitative measurement of [23Na] in knee cartilage by taking into consideration of the 23Na imaging point spread function and 1H imaging cartilage thickness.