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Abstract #4645

Acceleration of Phase-contrast Magnetic Resonance Venogram by Compressed SENSE

Yukun Zhang1, Na Liu1, Geli Hu2, Liangjie Lin2, Yanwei Miao1, and Qingwei Song1
1the First Affiliated Hospital of Dalian Medical University, Dalian, China, 2Clinical and Technical Support, Philips Healthcare, beijing, China

Synopsis

Keywords: Parallel Imaging, Vessels, compressed sensitivity encodingThe clinical application of phase-contrast magnetic resonance venogram (PC-MRV) is limited by the long scan time. This study aims to accelerate the acquisition of PC-MRV by the compressed sensitivity encoding (CS-SENSE) technique and find the optimal acceleration factor. Results show that the image quality of fast PC-MRV based on CS-SENSE was significantly higher than that based on conventional sensitivity encoding (SENSE) technology, and the CS-SENSE factor 9 was recommended for mild to moderate patients, and CS AF=12 for critical patients.

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