BRIAN ANDREW HARGREAVES

Summary

Affiliation: Stanford University
Country: USA

Publications

  1. pmc Rapid gradient-echo imaging
    Brian A Hargreaves
    Department of Radiology, Stanford University, Stanford, California, USA
    J Magn Reson Imaging 36:1300-13. 2012
  2. ncbi request reprint MR imaging of articular cartilage using driven equilibrium
    B A Hargreaves
    Department of Electrical Engineering, Stanford University, Stanford, California 94305 9510, USA
    Magn Reson Med 42:695-703. 1999
  3. doi request reprint Metal-induced artifacts in MRI
    Brian A Hargreaves
    Department of Radiology, Lucas Center for Imaging, Rm P270, 1201 Welch Rd, Stanford, CA 94305 5488, USA
    AJR Am J Roentgenol 197:547-55. 2011
  4. ncbi request reprint Independent phase modulation for efficient dual-band 3D imaging
    Brian A Hargreaves
    Department of Radiology, Stanford University, Stanford, California, USA
    Magn Reson Med 57:798-802. 2007
  5. pmc Accelerated slice encoding for metal artifact correction
    Brian A Hargreaves
    Department of Radiology, Stanford University, Stanford, California 94305 5488, USA
    J Magn Reson Imaging 31:987-96. 2010
  6. ncbi request reprint Water-fat separation with IDEAL gradient-echo imaging
    Scott B Reeder
    Department of Radiology, University of Wisconsin, Madison, Wisconsin 53792, USA
    J Magn Reson Imaging 25:644-52. 2007
  7. pmc Multiecho IDEAL gradient-echo water-fat separation for rapid assessment of cartilage volume at 1.5 T: initial experience
    Christina A Chen
    Department of Radiology, Stanford University, 300 Pasteur Dr, S0 68B, Stanford, CA 94305 5105, USA
    Radiology 252:561-7. 2009
  8. ncbi request reprint Dual-acquisition phase-sensitive fat-water separation using balanced steady-state free precession
    Brian A Hargreaves
    Department of Radiology, Stanford University, Stanford, CA 94305 5488, USA
    Magn Reson Imaging 24:113-22. 2006
  9. ncbi request reprint Homodyne reconstruction and IDEAL water-fat decomposition
    Scott B Reeder
    Stanford University Medical Center, Stanford, California, USA
    Magn Reson Med 54:586-93. 2005
  10. pmc SEMAC: Slice Encoding for Metal Artifact Correction in MRI
    Wenmiao Lu
    Department of Radiology, Stanford University, Stanford, CA 94305 5488, USA
    Magn Reson Med 62:66-76. 2009

Research Grants

  1. High-Resolution Whole-Breast MRI at 3.0T
    BRIAN ANDREW HARGREAVES; Fiscal Year: 2010
  2. High-Resolution Whole-Breast MRI at 3.0T
    Brian Hargreaves; Fiscal Year: 2009

Detail Information

Publications48

  1. pmc Rapid gradient-echo imaging
    Brian A Hargreaves
    Department of Radiology, Stanford University, Stanford, California, USA
    J Magn Reson Imaging 36:1300-13. 2012
    ..Gradient-echo sequences are widely used for numerous applications such as 3D perfusion imaging, functional MRI, cardiac imaging, and MR angiography...
  2. ncbi request reprint MR imaging of articular cartilage using driven equilibrium
    B A Hargreaves
    Department of Electrical Engineering, Stanford University, Stanford, California 94305 9510, USA
    Magn Reson Med 42:695-703. 1999
    ..Implemented as a three-dimensional sequence, DEFT can achieve coverage comparable to that of other sequences in a similar scan time. Magn Reson Med 42:695-703, 1999...
  3. doi request reprint Metal-induced artifacts in MRI
    Brian A Hargreaves
    Department of Radiology, Lucas Center for Imaging, Rm P270, 1201 Welch Rd, Stanford, CA 94305 5488, USA
    AJR Am J Roentgenol 197:547-55. 2011
    ..These cause large resonant frequency changes and failure of many MRI mechanisms. Careful parameter and pulse sequence selections can avoid or reduce artifacts, although more advanced imaging methods offer further imaging improvements...
  4. ncbi request reprint Independent phase modulation for efficient dual-band 3D imaging
    Brian A Hargreaves
    Department of Radiology, Stanford University, Stanford, California, USA
    Magn Reson Med 57:798-802. 2007
    ..g., partial k-space and parallel imaging). This technique was demonstrated in phantoms and applied to bilateral breast imaging, where scan times were reduced by 20-30%...
  5. pmc Accelerated slice encoding for metal artifact correction
    Brian A Hargreaves
    Department of Radiology, Stanford University, Stanford, California 94305 5488, USA
    J Magn Reson Imaging 31:987-96. 2010
    ..To demonstrate accelerated imaging with both artifact reduction and different contrast mechanisms near metallic implants...
  6. ncbi request reprint Water-fat separation with IDEAL gradient-echo imaging
    Scott B Reeder
    Department of Radiology, University of Wisconsin, Madison, Wisconsin 53792, USA
    J Magn Reson Imaging 25:644-52. 2007
    ..Robust fat suppression is necessary for many GRE imaging applications; unfortunately, uniform fat suppression is challenging in the presence of B(0) inhomogeneities. These challenges are addressed with the IDEAL technique...
  7. pmc Multiecho IDEAL gradient-echo water-fat separation for rapid assessment of cartilage volume at 1.5 T: initial experience
    Christina A Chen
    Department of Radiology, Stanford University, 300 Pasteur Dr, S0 68B, Stanford, CA 94305 5105, USA
    Radiology 252:561-7. 2009
    ..Multiecho IDEAL GRE provides high signal intensity in cartilage and synovial fluid and is a promising technique for imaging articular cartilage of the knee...
  8. ncbi request reprint Dual-acquisition phase-sensitive fat-water separation using balanced steady-state free precession
    Brian A Hargreaves
    Department of Radiology, Stanford University, Stanford, CA 94305 5488, USA
    Magn Reson Imaging 24:113-22. 2006
    ..Finally, dual-acquisition phase-sensitive SSFP can be combined with other magnetization preparation schemes to produce specific image contrast in addition to separating fat and water signals...
  9. ncbi request reprint Homodyne reconstruction and IDEAL water-fat decomposition
    Scott B Reeder
    Stanford University Medical Center, Stanford, California, USA
    Magn Reson Med 54:586-93. 2005
    ..This method is extended to multicoil steady-state free precession and fast spin-echo applications and examples are shown...
  10. pmc SEMAC: Slice Encoding for Metal Artifact Correction in MRI
    Wenmiao Lu
    Department of Radiology, Stanford University, Stanford, CA 94305 5488, USA
    Magn Reson Med 62:66-76. 2009
    ..The efficacy of the SEMAC technique in eliminating metal-induced distortions with feasible scan times is validated in phantom and in vivo spine and knee studies...
  11. pmc Improved pediatric MR imaging with compressed sensing
    Shreyas S Vasanawala
    Department of Pediatric Radiology, Stanford University School of Medicine, 725 Welch Rd, Room 1679, Stanford, CA 94305 5913, USA
    Radiology 256:607-16. 2010
    ..To develop a method that combines parallel imaging and compressed sensing to enable faster and/or higher spatial resolution magnetic resonance (MR) imaging and show its feasibility in a pediatric clinical setting...
  12. ncbi request reprint Balanced SSFP imaging of the musculoskeletal system
    Garry E Gold
    Department of Radiology, Stanford University, Stanford, California, USA
    J Magn Reson Imaging 25:270-8. 2007
    ..Sensitivity to fluid and fat suppression are important issues in these techniques to improve delineation of cartilage contours, for detection of marrow edema and derangement of other joint structures...
  13. pmc Non-contrast-enhanced flow-independent peripheral MR angiography with balanced SSFP
    Tolga Cukur
    Magnetic Resonance Systems Research Laboratory, Department of Electrical Engineering, Stanford University, Stanford, California, USA
    Magn Reson Med 61:1533-9. 2009
    ..Finally, a new double-acquisition ATR-SSFP technique reduces this sensitivity to off-resonance. In vivo results indicate that the two ATR-based techniques provide more reliable contrast when partial volume effects are significant...
  14. pmc New MR imaging methods for metallic implants in the knee: artifact correction and clinical impact
    Christina A Chen
    Department of Radiology, Stanford University, Stanford, California, USA
    J Magn Reson Imaging 33:1121-7. 2011
    ....
  15. doi request reprint Water-fat separation with bipolar multiecho sequences
    Wenmiao Lu
    Department of Radiology, Stanford University, Stanford, CA 94305, USA
    Magn Reson Med 60:198-209. 2008
    ..The proposed methods are validated both in phantoms and in vivo to enable reliable and SNR efficient water-fat separation with bipolar multiecho sequences...
  16. doi request reprint Multiresolution field map estimation using golden section search for water-fat separation
    Wenmiao Lu
    Department of Radiology, Stanford University, Stanford, CA 94305, USA
    Magn Reson Med 60:236-44. 2008
    ..The proposed method is validated with multiecho sequences where long echo-spacings normally impose great challenges on reliable field map estimation...
  17. doi request reprint Accelerated bilateral dynamic contrast-enhanced 3D spiral breast MRI using TSENSE
    Misung Han
    Lucas MRS I Center, Department of Radiology, Stanford University, 1201 Welch Rd, Stanford, CA 94305 5488, USA
    J Magn Reson Imaging 28:1425-34. 2008
    ..To assess the ability of adaptive sensitivity encoding incorporating temporal filtering (TSENSE) to accelerate bilateral dynamic contrast-enhanced (DCE) 3D breast MRI...
  18. pmc MR water quantitative priors improves the accuracy of optical breast imaging
    Colin M Carpenter
    Thayer School of Engineering, Dartmouth College, Hanover, NH 03755, USA
    IEEE Trans Med Imaging 30:159-68. 2011
    ..In addition, it is shown that these techniques can improve the ability of MRI to quantify water in the presence of bias in the Dixon water/fat separation...
  19. pmc In vivo sodium imaging of human patellar cartilage with a 3D cones sequence at 3 T and 7 T
    Ernesto Staroswiecki
    Department of Radiology, Stanford University, Lucas Center for MRS I, Stanford, California 94305, USA
    J Magn Reson Imaging 32:446-51. 2010
    ..To compare signal-to-noise ratios (SNRs) and T*(2) maps at 3 T and 7 T using 3D cones from in vivo sodium images of the human knee...
  20. doi request reprint MRI guidance for accelerated partial breast irradiation in prone position: imaging protocol design and evaluation
    Kang Hyun Ahn
    Department of Radiation Oncology, Stanford University, Stanford, CA, USA
    Int J Radiat Oncol Biol Phys 75:285-93. 2009
    ..To design and evaluate a magnetic resonance imaging (MRI) protocol to be incorporated in the simulation process for external beam accelerated partial breast irradiation...
  21. pmc Recent advances in MRI of articular cartilage
    Garry E Gold
    Department of Radiology, Stanford University, 300 Pasteur Dr, Grant Bldg S0 68B, Stanford, CA 94305 5105, USA
    AJR Am J Roentgenol 193:628-38. 2009
    ..Unique contrast mechanisms allow us to probe cartilage physiology and detect changes in cartilage macromolecules...
  22. doi request reprint Independent slab-phase modulation combined with parallel imaging in bilateral breast MRI
    Misung Han
    Department of Radiology, Stanford University, Stanford, California, USA
    Magn Reson Med 62:1221-31. 2009
    ..Furthermore, aliasing artifacts from mSENSE reconstruction were reduced when slab-phase modulation was used. Overall, slab-phase modulation with parallel imaging improved image quality and efficiency for 3D bilateral breast imaging...
  23. pmc Balanced SSFP transient imaging using variable flip angles for a predefined signal profile
    Pauline W Worters
    Department of Radiology, Stanford University, Stanford, California, USA
    Magn Reson Med 64:1404-12. 2010
    ..Renal angiograms were acquired using an inflow-based balanced steady-state free precession MR angiography technique; improved small-vessel depiction was observed in volunteer examinations...
  24. ncbi request reprint Fluid-attenuated inversion-recovery SSFP imaging
    Neal K Bangerter
    Department of Electrical Engineering, Stanford University, Stanford, California, USA
    J Magn Reson Imaging 24:1426-31. 2006
    ..To describe and evaluate a fast, fluid-suppressed 2D multislice steady-state free precession (SSFP) neuroimaging sequence...
  25. ncbi request reprint Advanced magnetic resonance imaging of articular cartilage
    Garry E Gold
    Department of Radiology, Stanford University, 300 Pasteur Drive S0 56, Stanford, CA 94305 9510, USA
    Orthop Clin North Am 37:331-47, vi. 2006
    ..Unique MRI contrast mechanisms also allow clinicians to probe cartilage physiology and detect early changes in cartilage macromolecules...
  26. ncbi request reprint Respiration-induced B0 field fluctuation compensation in balanced SSFP: real-time approach for transition-band SSFP fMRI
    Jongho Lee
    Magnetic Resonance Systems Research Laboratory, Department of Electrical Engineering, Stanford University, Stanford, California 94305 9510, USA
    Magn Reson Med 55:1197-201. 2006
    ..The results show decreased signal power in the respiration frequency band and increased numbers of activated voxels with higher Z-scores compared to uncompensated experiments...
  27. ncbi request reprint Driven equilibrium magnetic resonance imaging of articular cartilage: initial clinical experience
    Garry E Gold
    Department of Radiology, Stanford University, Stanford, California 94305 5105, USA
    J Magn Reson Imaging 21:476-81. 2005
    ..To evaluate three-dimensional driven equilibrium Fourier transform (3D-DEFT) for image quality and detection of articular cartilage lesions in the knee...
  28. ncbi request reprint Variable-rate selective excitation for rapid MRI sequences
    Brian A Hargreaves
    Magnetic Resonance Systems Research Laboratory, Department of Electrical Engineering, Stanford University, CA, USA
    Magn Reson Med 52:590-7. 2004
    ..5 T. The improved slab profiles will enable more rapid 3D imaging of limited volumes, with more consistent image contrast across the excited slab...
  29. ncbi request reprint Analysis of multiple-acquisition SSFP
    Neal K Bangerter
    Department of Electrical Engineering, Stanford University, Stanford, California, USA
    Magn Reson Med 51:1038-47. 2004
    ..The sum-of-squares SSFP technique (SOS-SSFP) delivers both robust banding artifact reduction and higher SNR efficiency than other multiple-acquisition techniques, while preserving SSFP contrast...
  30. ncbi request reprint Steady-state diffusion-weighted imaging of in vivo knee cartilage
    Karla L Miller
    Department of Electrical Engineering, Stanford University, Stanford, California 94305 9510, USA
    Magn Reson Med 51:394-8. 2004
    ..This method should be applicable to other short-T2 tissues, such as muscle, which are difficult to image using traditional DWI methods...
  31. ncbi request reprint Time-optimal multidimensional gradient waveform design for rapid imaging
    Brian A Hargreaves
    Magnetic Resonance Systems Research Laboratory, Department of Electrical Engineering, Stanford University, Stanford, California 94305 9510, USA
    Magn Reson Med 51:81-92. 2004
    ..Ultimately, these methods provide a time-optimal solution to many 2D and 3D gradient design problems in a sufficiently short time for interactive imaging...
  32. ncbi request reprint Fast 3D imaging using variable-density spiral trajectories with applications to limb perfusion
    Jin Hyung Lee
    Magnetic Resonance Systems Research Laboratory, Department of Electrical Engineering, Stanford University, Stanford, California 94305, USA
    Magn Reson Med 50:1276-85. 2003
    ..8 sec over a large volume with a 2.5 x 2.5 x 8 mm(3) spatial resolution. These images were used to resolve the time-course of muscle intensity following contrast injection...
  33. ncbi request reprint Functional brain imaging using a blood oxygenation sensitive steady state
    Karla L Miller
    Department of Electrical Engineering, Stanford University, Stanford, California 94305 9510, USA
    Magn Reson Med 50:675-83. 2003
    ..In addition, BOSS fMRI has greater functional contrast than BOLD. BOSS fMRI requires careful shimming and multiple acquisitions to obtain a precise alignment of the magnetization to the SSFP frequency response...
  34. ncbi request reprint Fat-suppressed steady-state free precession imaging using phase detection
    Brian A Hargreaves
    Department of Electrical Engineering, Stanford University, Stanford, California 94305 9510, USA
    Magn Reson Med 50:210-3. 2003
    ..This phase difference can be used for fat-water separation in SSFP without any increase in scan time. The technique is shown to produce excellent non-contrast-enhanced, flow-independent angiograms of the peripheral vasculature...
  35. ncbi request reprint Comparison of new sequences for high-resolution cartilage imaging
    Brian A Hargreaves
    Department of Electrical Engineering, Magnetic Resonance Systems Research Laboratory, Stanford University, Stanford, CA 94305 9510, USA
    Magn Reson Med 49:700-9. 2003
    ..Additionally, these methods markedly decrease minimum scan times, while providing 3D coverage without the characteristic blurring seen in fast spin-echo images...
  36. ncbi request reprint Rapid measurement of renal artery blood flow with ungated spiral phase-contrast MRI
    Jong B Park
    Magnetic Resonance Systems Research Laboratory, Department of Electrical Engineering, Stanford University, Stanford, California 94305, USA
    J Magn Reson Imaging 21:590-5. 2005
    ..To verify the potential of ungated spiral phase-contrast (USPC), which has been shown to provide accurate and reproducible time-averaged measurements of pulsatile flow, for rapid measurement of renal artery blood flow (RABF) in vivo...
  37. ncbi request reprint Rapid musculoskeletal MRI with phase-sensitive steady-state free precession: comparison with routine knee MRI
    Shreyas S Vasanawala
    Department of Radiology, Stanford University School of Medicine, 300 Pasteur Dr, Stanford, CA 94305 5105, USA
    AJR Am J Roentgenol 184:1450-5. 2005
    ..The aim of this work was to show the potential utility of a novel rapid 3D fat-suppressed MRI method for joint imaging...
  38. ncbi request reprint Design and analysis of a practical 3D cones trajectory
    Paul T Gurney
    Magnetic Resonance Systems Research Laboratory, Dept of Electrical Engineering, Stanford University, Stanford, California 94305 9510, USA
    Magn Reson Med 55:575-82. 2006
    ..For equivalent scan times, the 3D Cones trajectory has better SNR performance and fewer aliasing artifacts as compared to the 3DPR trajectory...
  39. ncbi request reprint Articular cartilage of the knee: evaluation with fluctuating equilibrium MR imaging--initial experience in healthy volunteers
    Garry E Gold
    Department of Radiology, Stanford University, 300 Pasteur Dr, SO 68B, Stanford, CA 94305 5105, USA
    Radiology 238:712-8. 2006
    ..04). Cartilage volume measurements with fluctuating equilibrium and 3D SPGR were similar. Fluctuating equilibrium MR imaging is a promising method for evaluating articular cartilage in the knee...
  40. ncbi request reprint Single breath-hold whole-heart MRA using variable-density spirals at 3T
    Juan M Santos
    Magnetic Resonance Systems Research Laboratory, Department of Electrical Engineering, Stanford University, Stanford, California 94305, USA
    Magn Reson Med 55:371-9. 2006
    ..This is combined with real-time localization and a real-time prospective shim correction. Images are reconstructed with the use of gridding, and advanced techniques are used to reduce aliasing artifacts...
  41. ncbi request reprint Protocols in sports magnetic resonance imaging
    Garry E Gold
    Department of Radiology, Stanford University, California, USA
    Top Magn Reson Imaging 14:3-23. 2003
    ..Understanding the tissues being imaged, the underlying anatomy, and the capabilities of today's scanners is crucial to the design of intelligent and efficient protocols...
  42. ncbi request reprint Automatic tuning of flexible interventional RF receiver coils
    Ross D Venook
    Magnetic Resonance Systems Research Laboratory, Department of Electrical Engineering, Stanford University, CA 94305, USA
    Magn Reson Med 54:983-93. 2005
    ..This work confirms that surgically implanted coils can greatly improve resolution in small-field-of-view (FOV) applications, and demonstrates the importance and feasibility of automatically tuning such probes...
  43. ncbi request reprint Variable-density one-shot Fourier velocity encoding
    Julie C DiCarlo
    Department of Electrical Engineering, Stanford University, Stanford, California 94305 9510, USA
    Magn Reson Med 54:645-55. 2005
    ..The studies confirm that variable-density acquisition of kz-kv space improves the velocity resolution and FOV of such data, with the greatest impact on the improvement of FOV to include velocities in stenotic ranges...
  44. ncbi request reprint Magnetic resonance imaging of articular cartilage of the knee: comparison between fat-suppressed three-dimensional SPGR imaging, fat-suppressed FSE imaging, and fat-suppressed three-dimensional DEFT imaging, and correlation with arthroscopy
    Hiroshi Yoshioka
    Department of Radiology, Brigham and Women s Hospital, Harvard Medical School, Boston, Massachusetts 02115, USA
    J Magn Reson Imaging 20:857-64. 2004
    ....
  45. ncbi request reprint Spiral balanced steady-state free precession cardiac imaging
    Krishna S Nayak
    Magnetic Resonance Systems Research Laboratory, Department of Electrical Engineering, Stanford University, Stanford, California, USA
    Magn Reson Med 53:1468-73. 2005
    ....
  46. ncbi request reprint Controversies in protocol selection in the imaging of articular cartilage
    Garry E Gold
    Department of Radiology, Stanford University, Stanford, California 94305, USA
    Semin Musculoskelet Radiol 9:161-72. 2005
    ..However, many of these methods remain to be tested in the clinical setting. Protocol selection for cartilage imaging requires understanding of the patient population and the advantages and limitations of these techniques...
  47. ncbi request reprint Wideband SSFP: alternating repetition time balanced steady state free precession with increased band spacing
    Krishna S Nayak
    Magnetic Resonance Engineering Laboratory, Ming Hsieh Department of Electrical Engineering, University of Southern California, Los Angeles, California, USA
    Magn Reson Med 58:931-8. 2007
    ..The method is analyzed using simulations and phantom experiments, and is applied to the reduction of banding artifacts in cine cardiac imaging and high-resolution knee imaging at 3T...
  48. pmc Pulse sequence for dynamic volumetric imaging of hyperpolarized metabolic products
    Charles H Cunningham
    Department of Medical Biophysics and Sunnybrook Health Sciences Centre, 2075 Bayview Avenue, Toronto, Ont, Canada M4N 3M5
    J Magn Reson 193:139-46. 2008
    ..5s. This high frame rate was used to measure the different lactate dynamics in different tissues in a normal rat model and a mouse model of prostate cancer...

Research Grants4

  1. High-Resolution Whole-Breast MRI at 3.0T
    BRIAN ANDREW HARGREAVES; Fiscal Year: 2010
    ..This research will develop much higher resolution MRI, allowing it to better classify small lesions, prevent unnecessary biopsy, and detect cancer earlier. ..
  2. High-Resolution Whole-Breast MRI at 3.0T
    Brian Hargreaves; Fiscal Year: 2009
    ..This research will develop much higher resolution MRI, allowing it to better classify small lesions, prevent unnecessary biopsy, and detect cancer earlier. ..