Reproducibility of MR-based liver fat quantification across field strength: Same-day comparison between 1.5T and 3T in obese subjects

• Published in: Journal of magnetic resonance imaging Vol. 42; no. 3; pp. 811 - 817
• Main Authors: Artz, Nathan S., Haufe, William M., Hooker, Catherine A., Hamilton, Gavin, Wolfson, Tanya, Campos, Guilherme M., Gamst, Anthony C., Schwimmer, Jeffrey B., Sirlin, Claude B., Reeder, Scott B.
• Format: Journal Article
• Language: English
• Published: United States Blackwell Publishing Ltd 01.09.2015; Wiley Subscription Services, Inc
• Subjects: Adipose Tissue - pathology; Adult; Body Mass Index; chemical shift; Echo-Planar Imaging; fat quantification; Female; Humans; Image Processing, Computer-Assisted; Imaging, Three-Dimensional; liver; Liver - pathology; Magnetic Resonance Imaging; Magnetic Resonance Spectroscopy; Male; Middle Aged; Non-alcoholic Fatty Liver Disease - pathology; obesity; Obesity - physiopathology; proton density fat-fraction; Protons; Regression Analysis; reproducibility; Reproducibility of Results; magnetic resonance imaging; proton density fat-fraction; liver; reproducibility; fat quantification; chemical shift; obesity

Purpose To examine the reproducibility of quantitative magnetic resonance (MR) methods to estimate hepatic proton density fat‐fraction (PDFF) at different magnetic field strengths. Materials and Methods This Health Insurance Portability and Accountability Act (HIPAA)‐compliant study was approved by...