Sharmila Majumdar

Summary

Affiliation: University of California
Country: USA

Publications

  1. doi request reprint Diagnostic tools and imaging methods in intervertebral disk degeneration
    Sharmila Majumdar
    Department of Radiology and Biomedical Imaging, University of California San Francisco, San Francisco, CA 94158, USA
    Orthop Clin North Am 42:501-11, viii. 2011
  2. pmc High-resolution computed tomography for clinical imaging of bone microarchitecture
    Andrew J Burghardt
    Musculoskeletal Quantitative Imaging Research Group, Department of Radiology and Biomedical Imaging, University of California, San Francisco, Campus Box 2520, QB3 Building, 2nd Floor, Suite 203, 1700 4th Street, San Francisco, CA 94158, USA
    Clin Orthop Relat Res 469:2179-93. 2011
  3. pmc Quantitative assessment of bone marrow edema-like lesion and overlying cartilage in knees with osteoarthritis and anterior cruciate ligament tear using MR imaging and spectroscopic imaging at 3 Tesla
    Xiaojuan Li
    Musculo skeletal Quantitative Imaging Research MQIR, Department of Radiology, University of California, San Francisco UCSF, San Francisco, California 94107, USA
    J Magn Reson Imaging 28:453-61. 2008
  4. ncbi request reprint IGF-I receptor is required for the anabolic actions of parathyroid hormone on bone
    Yongmei Wang
    Department of Medicine, Endocrine Unit, Veterans Affairs Medical Center, San Francisco, California 94121, USA
    J Bone Miner Res 22:1329-37. 2007
  5. doi request reprint Proximal femur specimens: automated 3D trabecular bone mineral density analysis at multidetector CT--correlation with biomechanical strength measurement
    Markus B Huber
    Musculoskeletal and Quantitative Imaging Research, Department of Radiology, University of California, San Francisco, 185 Berry St, Suite 350, San Francisco, CA 94107, USA
    Radiology 247:472-81. 2008
  6. doi request reprint Longitudinal evaluation of the effects of alendronate on MRI bone microarchitecture in postmenopausal osteopenic women
    Jenny Folkesson
    Musculoskeletal Quantitative Imaging Research Group MQIR, Department of Radiology and Biomedical Imaging, University of California, San Francisco, CA, USA
    Bone 48:611-21. 2011
  7. pmc A longitudinal HR-pQCT study of alendronate treatment in postmenopausal women with low bone density: Relations among density, cortical and trabecular microarchitecture, biomechanics, and bone turnover
    Andrew J Burghardt
    Musculoskeletal Quantitative Imaging Research Group, Department of Radiology and Biomedical Imaging, University of California, San Francisco, San Francisco, CA, USA
    J Bone Miner Res 25:2558-71. 2010
  8. ncbi request reprint Fuzzy logic structure analysis of trabecular bone of the calcaneus to estimate proximal femur fracture load and discriminate subjects with and without vertebral fractures using high-resolution magnetic resonance imaging at 1.5 T and 3 T
    Priyesh V Patel
    Department of Radiology, University of California, San Francisco, CA 94143 0628, USA
    Calcif Tissue Int 81:294-304. 2007
  9. ncbi request reprint Insulin-like growth factor I stimulates recovery of bone lost after a period of skeletal unloading
    Benjamin M Boudignon
    Division of Endocrinology, Veterans Affairs Medical Center, and Department of Medicine, University of California, San Francisco, California, USA
    J Appl Physiol (1985) 103:125-31. 2007
  10. doi request reprint Rapid in vivo musculoskeletal MR with parallel imaging at 7T
    Suchandrima Banerjee
    Radiology, University of California, San Francisco, San Francisco, California 94158, USA
    Magn Reson Med 59:655-60. 2008

Collaborators

Detail Information

Publications75

  1. doi request reprint Diagnostic tools and imaging methods in intervertebral disk degeneration
    Sharmila Majumdar
    Department of Radiology and Biomedical Imaging, University of California San Francisco, San Francisco, CA 94158, USA
    Orthop Clin North Am 42:501-11, viii. 2011
    ..With the potential for morphologic and biochemical characterization of the intervertebral disk, MRI shows promise as a tool to quantitatively assess disk health...
  2. pmc High-resolution computed tomography for clinical imaging of bone microarchitecture
    Andrew J Burghardt
    Musculoskeletal Quantitative Imaging Research Group, Department of Radiology and Biomedical Imaging, University of California, San Francisco, Campus Box 2520, QB3 Building, 2nd Floor, Suite 203, 1700 4th Street, San Francisco, CA 94158, USA
    Clin Orthop Relat Res 469:2179-93. 2011
    ..However, many technical and practical challenges remain to translate these techniques into established clinical outcomes...
  3. pmc Quantitative assessment of bone marrow edema-like lesion and overlying cartilage in knees with osteoarthritis and anterior cruciate ligament tear using MR imaging and spectroscopic imaging at 3 Tesla
    Xiaojuan Li
    Musculo skeletal Quantitative Imaging Research MQIR, Department of Radiology, University of California, San Francisco UCSF, San Francisco, California 94107, USA
    J Magn Reson Imaging 28:453-61. 2008
    ..To quantitatively assess bone marrow edema-like lesion (BMEL) and the overlying cartilage in osteoarthritis (OA) or anterior cruciate ligament (ACL)-injured knees using magnetic resonance imaging (MRI) and spectroscopic imaging (MRSI)...
  4. ncbi request reprint IGF-I receptor is required for the anabolic actions of parathyroid hormone on bone
    Yongmei Wang
    Department of Medicine, Endocrine Unit, Veterans Affairs Medical Center, San Francisco, California 94121, USA
    J Bone Miner Res 22:1329-37. 2007
    ..We showed that the IGF-IR-null mutation in mature osteoblasts leads to less bone and decreased periosteal bone formation and impaired the stimulatory effects of PTH on osteoprogenitor cell proliferation and differentiation...
  5. doi request reprint Proximal femur specimens: automated 3D trabecular bone mineral density analysis at multidetector CT--correlation with biomechanical strength measurement
    Markus B Huber
    Musculoskeletal and Quantitative Imaging Research, Department of Radiology, University of California, San Francisco, 185 Berry St, Suite 350, San Francisco, CA 94107, USA
    Radiology 247:472-81. 2008
    ....
  6. doi request reprint Longitudinal evaluation of the effects of alendronate on MRI bone microarchitecture in postmenopausal osteopenic women
    Jenny Folkesson
    Musculoskeletal Quantitative Imaging Research Group MQIR, Department of Radiology and Biomedical Imaging, University of California, San Francisco, CA, USA
    Bone 48:611-21. 2011
    ..Treatment effects were observed in the distal tibia after 24 months. The BE-FCM method increased correlations to HR-pQCT-based parameters...
  7. pmc A longitudinal HR-pQCT study of alendronate treatment in postmenopausal women with low bone density: Relations among density, cortical and trabecular microarchitecture, biomechanics, and bone turnover
    Andrew J Burghardt
    Musculoskeletal Quantitative Imaging Research Group, Department of Radiology and Biomedical Imaging, University of California, San Francisco, San Francisco, CA, USA
    J Bone Miner Res 25:2558-71. 2010
    ..48, p < .05). These findings suggest a more pronounced response to ALN in the tibia than in the radius, driven by trabecular and endocortical changes...
  8. ncbi request reprint Fuzzy logic structure analysis of trabecular bone of the calcaneus to estimate proximal femur fracture load and discriminate subjects with and without vertebral fractures using high-resolution magnetic resonance imaging at 1.5 T and 3 T
    Priyesh V Patel
    Department of Radiology, University of California, San Francisco, CA 94143 0628, USA
    Calcif Tissue Int 81:294-304. 2007
    ..Local femoral measurements are still needed to estimate femoral bone strength. Overall, parameters obtained at 3.0 T performed better than those at 1.5 T...
  9. ncbi request reprint Insulin-like growth factor I stimulates recovery of bone lost after a period of skeletal unloading
    Benjamin M Boudignon
    Division of Endocrinology, Veterans Affairs Medical Center, and Department of Medicine, University of California, San Francisco, California, USA
    J Appl Physiol (1985) 103:125-31. 2007
    ....
  10. doi request reprint Rapid in vivo musculoskeletal MR with parallel imaging at 7T
    Suchandrima Banerjee
    Radiology, University of California, San Francisco, San Francisco, California 94158, USA
    Magn Reson Med 59:655-60. 2008
    ..Robust quantification of bone and cartilage metrics could be derived from accelerated ankle and knee acquisitions. PI can enhance the clinical feasibility of in vivo bone and cartilage HR-MRI for osteoporosis and osteoarthritis at 7T...
  11. ncbi request reprint In vivo bone and cartilage MRI using fully-balanced steady-state free-precession at 7 tesla
    Roland Krug
    Department of Radiology, University of California, San Francisco, San Francisco, California, USA
    Magn Reson Med 58:1294-8. 2007
    ..3) compared with 3T (21.3 +/- 3.3). Bone SNR increased from 11.8 +/- 2.0 to 13.2 +/- 2.5 at the higher field strength. We concluded that there is SNR benefit and great potential for bone and cartilage imaging at higher field strength...
  12. pmc Comparison of clinical semi-quantitative assessment of muscle fat infiltration with quantitative assessment using chemical shift-based water/fat separation in MR studies of the calf of post-menopausal women
    Hamza Alizai
    Musculoskeletal and Quantitative Imaging Research Group, Department of Radiology and Biomedical Imaging, University of California, San Francisco, 185 Berry Street, Suite 350, San Francisco, CA 94107, USA
    Eur Radiol 22:1592-600. 2012
    ..The goal of this study was to compare the semi-quantitative Goutallier classification for fat infiltration with quantitative fat-fraction derived from a magnetic resonance imaging (MRI) chemical shift-based water/fat separation technique...
  13. pmc Spatial distribution and relationship of T1rho and T2 relaxation times in knee cartilage with osteoarthritis
    Xiaojuan Li
    Musculoskeletal Quantitative Imaging Research Group, Department of Radiology, University of California, San Francisco, San Francisco, California 94107, USA
    Magn Reson Med 61:1310-8. 2009
    ..T(1rho) and T(2) values show different spatial distributions and may provide complementary information regarding cartilage degeneration in OA...
  14. doi request reprint Longitudinal analysis of MRI T(2) knee cartilage laminar organization in a subset of patients from the osteoarthritis initiative
    Julio Carballido-Gamio
    Department of Radiology and Biomedical Imaging, University of California, San Francisco, San Francisco, California 94158, USA
    Magn Reson Med 63:465-72. 2010
    ..Further investigation is warranted to evaluate the potential of the presented methodology to better characterize evolution and pathophysiology of osteoarthritis...
  15. doi request reprint Elliptical magnetic resonance spectroscopic imaging with GRAPPA for imaging brain tumors at 3 T
    Suchandrima Banerjee
    Radiology and Biomedical Imaging, University of California, San Francisco, CA 94158, USA
    Magn Reson Imaging 27:1319-25. 2009
    ..Metabolite concentrations measured from the accelerated acquisitions were in good agreement with measurements obtained from fully sampled MRSI scans...
  16. pmc Age- and gender-related differences in the geometric properties and biomechanical significance of intracortical porosity in the distal radius and tibia
    Andrew J Burghardt
    Musculoskeletal Quantitative Imaging Research Group, Department of Radiology and Biomedical Imaging, University of California San Francisco, San Francisco, CA 94158, USA
    J Bone Miner Res 25:983-93. 2010
    ..The biomechanical significance of these structural differences increases with age for men and women and provides discriminatory information for menopause-related bone quality effects...
  17. pmc Relationship between trabecular bone structure and articular cartilage morphology and relaxation times in early OA of the knee joint using parallel MRI at 3 T
    R I Bolbos
    Musculoskeletal Quantitative Imaging Research, Department of Radiology, University of California San Francisco, San Francisco, CA 94107, USA
    Osteoarthritis Cartilage 16:1150-9. 2008
    ..To evaluate trabecular bone structure in relationship with cartilage parameters in distal femur and proximal tibia of the human knee at 3Tesla (3T) using high-resolution magnetic resonance imaging (MRI) with parallel imaging...
  18. pmc Inter-subject comparison of MRI knee cartilage thickness
    Julio Carballido-Gamio
    MQIR, Department of Radiology, University of California, QB3 Building, 2nd Floor, 201, 1700 4th Street, San Francisco, CA 94158, USA
    Med Image Anal 12:120-35. 2008
    ..Results showed that the proposed technique is robust, accurate, and reproducible to perform point to point inter-subject comparison of knee cartilage thickness values...
  19. pmc Automated unsupervised multi-parametric classification of adipose tissue depots in skeletal muscle
    Alexander Valentinitsch
    Department of Radiology and Biomedical Imaging, University of California, San Francisco, San Francisco, California, USA
    J Magn Reson Imaging 37:917-27. 2013
    ....
  20. pmc Ultrashort echo time MRI of cortical bone at 7 tesla field strength: a feasibility study
    Roland Krug
    Department of Radiology and Biomedical Imaging, University of California, San Francisco, California, USA
    J Magn Reson Imaging 34:691-5. 2011
    ..To implement and examine the feasibility of a three-dimensional (3D) ultrashort TE (UTE) sequence on a 7 Tesla (T) clinical MR scanner in comparison with 3T MRI at high isotropic resolution...
  21. pmc Variations in morphological and biomechanical indices at the distal radius in subjects with identical BMD
    Galateia J Kazakia
    Musculoskeletal Quantitative Imaging Research Group, Department of Radiology and Biomedical Imaging, University of California, 185 Berry Street, San Francisco, CA, USA
    J Biomech 44:257-66. 2011
    ..Overlap of these indices among osteoporotic status groups reflects the reported incidence of osteoporotic fracture in subjects classified as osteopenic or normal...
  22. doi request reprint GRAPPA-based susceptibility-weighted imaging of normal volunteers and patients with brain tumor at 7 T
    Janine M Lupo
    Department of Radiology, Surbeck Laboratory of Advanced Imaging, University of California, San Francisco, CA 94158 2532, USA
    Magn Reson Imaging 27:480-8. 2009
    ..GRAPPA-based SWI at 7 T revealed regions of microvascularity, hemorrhage and calcification within heterogeneous brain tumors that may aid in characterizing active or necrotic tumor and monitoring treatment effects...
  23. ncbi request reprint In vivo 3T spiral imaging based multi-slice T(1rho) mapping of knee cartilage in osteoarthritis
    Xiaojuan Li
    Musculo skeletal Quantitative Imaging Research MQIR, Department of Radiology, University of California, San Francisco UCSF, 94107, USA
    Magn Reson Med 54:929-36. 2005
    ..The results suggest that T(1rho) relaxation times may be a promising clinical tool for osteoarthritis detection and treatment monitoring...
  24. pmc Three-dimensional image registration of MR proximal femur images for the analysis of trabecular bone parameters
    Janet Blumenfeld
    Department of Radiology and UCSF UCB Joint Graduate Group in Bioengineering, University of California, San Francisco, San Francisco, California 94107, USA
    Med Phys 35:4630-9. 2008
    ....
  25. pmc Local bone enhancement fuzzy clustering for segmentation of MR trabecular bone images
    Jenny Folkesson
    Department of Radiology and Biomedical Imaging, Musculoskeletal and Quantitative Imaging Research Group MQIR, University of California, San Francisco, California 94158, USA
    Med Phys 37:295-302. 2010
    ..This approach is meant to allow for a soft segmentation that accounts for partial volume effects while suppressing the influence of noise...
  26. ncbi request reprint Volumetric cartilage measurements of porcine knee at 1.5-T and 3.0-T MR imaging: evaluation of precision and accuracy
    Jan S Bauer
    Musculoskeletal and Quantitative Imaging Research, Department of Radiology, University of California, San Francisco, Calif, USA
    Radiology 241:399-406. 2006
    ..To compare the precision and accuracy of 3.0-T and 1.5-T magnetic resonance (MR) imaging in the quantification of cartilage volume by using direct volumetric measurements as a reference standard...
  27. doi request reprint Magnetic resonance imaging of in vivo patellofemoral kinematics after total knee arthroplasty
    R Dana Carpenter
    Department of Radiology and Biomedical Imaging, University of California, San Francisco, CA 94143 0946, USA
    Knee 16:332-6. 2009
    ..These results suggest that the patellar component in BCS TKA may be expected to experience less wear than the patellar component in PCR TKA over time...
  28. ncbi request reprint MRI analysis of in vivo meniscal and tibiofemoral kinematics in ACL-deficient and normal knees
    Sandra J Shefelbine
    Department of Orthopaedic Surgery, University of California, San Francisco, 500 Parnassus Avenue, MU 320W, San Francisco, California 94143 0728, USA
    J Orthop Res 24:1208-17. 2006
    ..These results help explain the increased risk of meniscal tears and osteoarthritis in chronic ACL deficient knees...
  29. ncbi request reprint Magnetic resonance imaging of in vivo kinematics after total knee arthroplasty
    Keh Yang Lee
    Department of Radiology, University of California at San Francisco, San Francisco, California 94143 0946, USA
    J Magn Reson Imaging 21:172-8. 2005
    ....
  30. pmc Chemical shift-based water/fat separation in the presence of susceptibility-induced fat resonance shift
    Dimitrios C Karampinos
    Department of Radiology and Biomedical Imaging, University of California, San Francisco, San Francisco, California, USA
    Magn Reson Med 68:1495-505. 2012
    ..The technique is validated in a phantom and preliminary in vivo results are shown in the calf musculature of healthy and diabetic subjects...
  31. pmc Effects of unloading on knee articular cartilage T1rho and T2 magnetic resonance imaging relaxation times: a case series
    Richard B Souza
    Department of Physical Therapy and Rehabilitation Science, University of California, San Francisco, San Francisco, CA, USA
    J Orthop Sports Phys Ther 42:511-20. 2012
    ..Case series...
  32. pmc Characterization of the regional distribution of skeletal muscle adipose tissue in type 2 diabetes using chemical shift-based water/fat separation
    Dimitrios C Karampinos
    Department of Radiology and Biomedical Imaging, University of California, San Francisco, San Francisco, CA, USA
    J Magn Reson Imaging 35:899-907. 2012
    ....
  33. pmc High-resolution peripheral quantitative computed tomographic imaging of cortical and trabecular bone microarchitecture in patients with type 2 diabetes mellitus
    Andrew J Burghardt
    Musculoskeletal Quantitative Imaging Research Group, Department of Radiology and Biomedical Imaging, University of California, San Francisco, QB3 Building, Suite 203, San Francisco, California 94158, USA
    J Clin Endocrinol Metab 95:5045-55. 2010
    ..Cross-sectional epidemiological studies have found that patients with type 2 diabetes mellitus (T2DM) have a higher incidence of certain fragility fractures despite normal or elevated bone mineral density (BMD)...
  34. pmc Quantitative analysis of spatial distortions of diffusion techniques at 3T
    Duan Xu
    Department of Radiology and Biomedical Imaging, University of California San Francisco, CA, USA
    Magn Reson Imaging 28:451-4. 2010
    ..These methods have confirmed the SSFSE based diffusion method is less distorted than the EPI based one, which is generally accepted through visual inspection...
  35. doi request reprint Assessment of intervertebral disc degeneration with magnetic resonance single-voxel spectroscopy
    Jin Zuo
    Department of Radiology and Biomedical Imaging, University of California, San Francisco, San Francisco, California, USA
    Magn Reson Med 62:1140-6. 2009
    ..0039). This study demonstrates for the first time that short-echo PRESS on a clinical 3T MR scanner can be used to noninvasively and can reproducibly quantify metabolic changes associated with degeneration of intervertebral discs...
  36. pmc Prospective image registration for automated scan prescription of follow-up knee images in quantitative studies
    Janet Goldenstein
    Department of Radiology and Biomedical Imaging, University of California, San Francisco, San Francisco, CA 94158, USA
    Magn Reson Imaging 29:693-700. 2011
    ..Results show an improvement with prospective registration in the coefficient of variation for cartilage thickness, cartilage volume and T2 relaxation measurements...
  37. pmc 7T human spine imaging arrays with adjustable inductive decoupling
    Bing Wu
    Department of Radiology and Biomedical Imaging, University of California, San Francisco, CA 94158, USA
    IEEE Trans Biomed Eng 57:397-403. 2010
    ..Preliminary results of human spine images acquired using the transceiver arrays demonstrate the feasibility of the design for ultrahigh-field MR applications and its robust performance for parallel imaging...
  38. pmc Quantitative MRI using T1ρ and T2 in human osteoarthritic cartilage specimens: correlation with biochemical measurements and histology
    Xiaojuan Li
    Department of Radiology and Biomedical Imaging, Musculoskeletal and Quantitative Imaging Research, University of California, San Francisco UCSF, CA 94107, USA
    Magn Reson Imaging 29:324-34. 2011
    ..We aimed to investigate the orientation effect on T(1ρ) and T(2) values in human osteoarthritic cartilage and to quantify the correlation between T(1ρ), T(2) vs. biochemical composition and histology in human osteoarthritic cartilage...
  39. pmc Interrelationships between 3-T-MRI-derived cortical and trabecular bone structure parameters and quantitative-computed-tomography-derivedbone mineral density
    Ahi Sema Issever
    Musculoskeletal and Quantitative Imaging Research Group, Department of Radiology and Biomedical Imaging, University of California, China Basin, San Francisco, CA 94107, USA
    Magn Reson Imaging 28:1299-305. 2010
    ..Furthermore, within the first 10 mm at the radius, an inverse correlation for Ct.Th and app. BV/TV (r(6mm)=-.56, P<.001; r(10mm)=-.36, P<.05) and app. Tb.Th (r(6mm)=-.54, P<.001; r(10mm)=-.41, P<.05) was found...
  40. doi request reprint Geodesic topological analysis of trabecular bone microarchitecture from high-spatial resolution magnetic resonance images
    Julio Carballido-Gamio
    Musculoskeletal and Quantitative Imaging Research Group, Department of Radiology, University of California, San Francisco, San Francisco, California 94158, USA
    Magn Reson Med 61:448-56. 2009
    ..95; p < 0.001). Results indicate that GTA can substantially contribute in studies of osteoporosis involving imaging of the trabecular bone microarchitecture...
  41. ncbi request reprint Partially-parallel, susceptibility-weighted MR imaging of brain vasculature at 7 Tesla using sensitivity encoding and an autocalibrating parallel technique
    Janine M Lupo
    University of California San Francisco, CA, USA
    Conf Proc IEEE Eng Med Biol Soc 1:747-50. 2006
    ....
  42. ncbi request reprint Analysis of trabecular bone structure with multidetector spiral computed tomography in a simulated soft-tissue environment
    Jan S Bauer
    Musculoskeletal and Quantitative Imaging Research, Department of Radiology, University of California in San Francisco, San Francisco, CA, USA
    Calcif Tissue Int 80:366-73. 2007
    ..Even though ST scatter compromises image quality substantially, the major characteristics of the trabecular network can still be appreciated and quantified...
  43. ncbi request reprint A feasibility study of in vivo T1rho imaging of the intervertebral disc
    Gabrielle Blumenkrantz
    Department of Radiology, University of California San Francisco, QB3 Building, Box 2520, San Francisco, CA 94158, USA
    Magn Reson Imaging 24:1001-7. 2006
    ..The purpose of this study was to test the feasibility of quantifying T1rho relaxation time in phantoms and intervertebral discs of healthy volunteers using in vivo MR imaging at 3 T...
  44. doi request reprint Lactic acid and proteoglycans as metabolic markers for discogenic back pain
    Kayvan R Keshari
    Department of Radiology, University of California, San Francisco, CA 94158 2330, USA
    Spine (Phila Pa 1976) 33:312-7. 2008
    ..These samples were then analyzed using ex vivo proton high resolution magic angle spinning (HR-MAS) NMR spectroscopy to produce metabolic profiles for comparison between the 2 patient groups...
  45. pmc Diagnostic performance of in vivo 3-T MRI for articular cartilage abnormalities in human osteoarthritic knees using histology as standard of reference
    Ehsan Saadat
    School of Medicine and Department of Radiology, University of California San Francisco, San Francisco, CA, USA
    Eur Radiol 18:2292-302. 2008
    ....
  46. doi request reprint Feasibility and reproducibility of relaxometry, morphometric, and geometrical measurements of the hip joint with magnetic resonance imaging at 3T
    Julio Carballido-Gamio
    Department of Radiology, University of California San Francisco, 1700 4th Street, San Francisco, CA 94158, USA
    J Magn Reson Imaging 28:227-35. 2008
    ..To test the feasibility of in vivo magnetic resonance T(1rho) relaxation time measurements of hip cartilage, and quantify the reproducibility of hip cartilage thickness, volume, T(2), T(1rho), and size of femoral head measurements...
  47. ncbi request reprint Wavelet-based characterization of vertebral trabecular bone structure from magnetic resonance images at 3 T compared with micro-computed tomographic measurements
    Roland Krug
    MQIR, Department of Radiology, University of California, San Francisco, CA 94143 2520, USA
    Magn Reson Imaging 25:392-8. 2007
    ....
  48. doi request reprint Prevalence of pathologic findings in asymptomatic knees of marathon runners before and after a competition in comparison with physically active subjects-a 3.0 T magnetic resonance imaging study
    Robert Stahl
    Musculoskeletal and Quantitative Imaging Group, Department of Radiology, University of California, San Francisco, 185 Berry Street, Suite 350, San Francisco, CA 94107 0946, USA
    Skeletal Radiol 37:627-38. 2008
    ..To compare the diagnostic performance of cartilage-dedicated magnetic resonance imaging (MRI) sequences at 3.0 T...
  49. pmc Regional variations in MR relaxation of hip joint cartilage in subjects with and without femoralacetabular impingement
    Karupppasamy Subburaj
    Musculoskeletal Quantitative Imaging Research, Department of Radiology and Biomedical Imaging, University of California, San Francisco, CA 94158, USA
    Magn Reson Imaging 31:1129-36. 2013
    ....
  50. pmc Age- and gender-related differences in cortical geometry and microstructure: Improved sensitivity by regional analysis
    Galateia J Kazakia
    Musculoskeletal Quantitative Imaging Research Group, Department of Radiology and Biomedical Imaging, University of California, San Francisco, San Francisco, CA, USA
    Bone 52:623-31. 2013
    ..We show that spatially-resolved analysis is able to identify cortical sub-regions with increased sensitivity to the effects of gender and aging...
  51. pmc Flexible transceiver array for ultrahigh field human MR imaging
    Bing Wu
    Department of Radiology and Biomedical Imaging, University of California San Francisco, San Francisco, California 94158, USA
    Magn Reson Med 68:1332-8. 2012
    ..Seven Tesla parallel imaging with generalized autocalibrating partially parallel acquisitions (GRAPPA) performed using this flexible transceiver array was also presented...
  52. pmc In vivo intervertebral disc characterization using magnetic resonance spectroscopy and T1ρ imaging: association with discography and Oswestry Disability Index and Short Form-36 Health Survey
    Jin Zuo
    Department of Radiology and Biomedical Imaging, University of California, San Francisco, USA
    Spine (Phila Pa 1976) 37:214-21. 2012
    ..An in vivo study of intervertebral disc degeneration by using quantitative magnetic resonance imaging (MRI) and magnetic resonance spectroscopy (MRS)...
  53. pmc Assessment of cartilage-dedicated sequences at ultra-high-field MRI: comparison of imaging performance and diagnostic confidence between 3.0 and 7.0 T with respect to osteoarthritis-induced changes at the knee joint
    Robert Stahl
    Musculoskeletal and Quantitative Imaging Group, Department of Radiology, University of California, San Francisco, CA 94107 0946, USA
    Skeletal Radiol 38:771-83. 2009
    ..0 T ultra-high-field (UHF) magnetic resonance imaging (MRI) and to compare imaging performance and diagnostic confidence concerning osteoarthritis (OA)-induced changes at 7.0 and 3.0 T MRI...
  54. ncbi request reprint Single-shot fast spin-echo diffusion tensor imaging of the lumbar spine at 1.5 and 3 T
    Julio Carballido-Gamio
    Department of Radiology, University of California San Francisco, CA 94158, USA
    Magn Reson Imaging 25:665-70. 2007
    ..Results indicate that DTI-SSFSE is a candidate as a clinical sequence for obtaining diffusion tensor images of the lumbar intervertebral discs with scan times shorter than 4 min...
  55. ncbi request reprint A three-dimensional MRI analysis of knee kinematics
    Vikas V Patel
    Department of Orthopaedic Surgery, University of California, San Francisco, CA 94143, USA
    J Orthop Res 22:283-92. 2004
    ....
  56. ncbi request reprint Gender differences in the response of CD-1 mouse bone to parathyroid hormone: potential role of IGF-I
    Yongmei Wang
    Department of Medicine, Endocrine Unit, Veterans Affairs Medical Center, University of California, San Francisco, California 94117 1080, USA
    J Endocrinol 189:279-87. 2006
    ..These effects are more evident in the male mouse. These differences between male and female mice may reflect the greater response to PTH of IGF-I and IGF-IR gene expression in males enhancing the anabolic effect on cortical bone...
  57. ncbi request reprint MR imaging findings in the follow-up of patients with different stages of knee osteoarthritis and the correlation with clinical symptoms
    Catherine M Phan
    Department of Radiology, University of California San Francisco, 185 Berry Street, Suite 350, Box 0628, San Francisco, CA 94143 0946, USA
    Eur Radiol 16:608-18. 2006
    ..5-T MRI in patients with knee osteoarthritis and to correlate these findings with the clinical Western Ontario and McMaster University Osteoarthitis (WOMAC) score...
  58. doi request reprint In vivo ultra-high-field magnetic resonance imaging of trabecular bone microarchitecture at 7 T
    Roland Krug
    Department of Radiology and Biomedical Imaging, University of California, San Francisco, California, USA
    J Magn Reson Imaging 27:854-9. 2008
    ....
  59. ncbi request reprint Computer-aided quantification of focal cartilage lesions of osteoarthritic knee using MRI
    Keh Yang Lee
    Department of Radiology, University of California, San Francisco, San Francisco, California, USA
    Magn Reson Imaging 22:1105-15. 2004
    ....
  60. pmc Meniscal measurements of T1rho and T2 at MR imaging in healthy subjects and patients with osteoarthritis
    Isabel Rauscher
    Department of Radiology, University of California, San Francisco, San Francisco, CA 94143 0628, USA
    Radiology 249:591-600. 2008
    ....
  61. doi request reprint T1rho, T2 and focal knee cartilage abnormalities in physically active and sedentary healthy subjects versus early OA patients--a 3.0-Tesla MRI study
    Robert Stahl
    Department of Radiology, University of California, San Francisco, CA 94107 0946, USA
    Eur Radiol 19:132-43. 2009
    ..Thus, T1rho and T2 could be a parameter suited to identify active healthy subjects at higher risk for developing cartilage pathology...
  62. ncbi request reprint Cartilage MR imaging at 3.0 versus that at 1.5 T: preliminary results in a porcine model
    Jeffrey N Masi
    Department of Radiology, University of California, San Francisco, 400 Parnassus Ave, A 367, Box 0628, San Francisco, CA 94143 0628, USA
    Radiology 236:140-50. 2005
    ..To compare 1.5- and 3.0-T magnetic resonance (MR) images of porcine knee specimens containing artificial cartilage lesions in terms of accuracy of lesion depiction, image quality, and signal-to-noise ratio (SNR)...
  63. ncbi request reprint A pilot, two-year longitudinal study of the interrelationship between trabecular bone and articular cartilage in the osteoarthritic knee
    Gabrielle Blumenkrantz
    Musculoskeletal and Quantitative Imaging Research Group, Department of Radiology, University of California, San Francisco, CA 94107, USA
    Osteoarthritis Cartilage 12:997-1005. 2004
    ..To examine the relationship between structural changes of trabecular bone and cartilage, in patients with varying degrees of osteoarthritis (OA) over 2 years, using magnetic resonance imaging...
  64. pmc Morphology of the human vertebral endplate
    Azucena G Rodriguez
    Department of Orthopaedic Surgery, University of California, San Francisco, California 94143, USA
    J Orthop Res 30:280-7. 2012
    ..Since ischemic disc cell behavior is commonly associated with degenerative change, this may be related to other factors such as the quality of vertebral capillaries, as opposed to decreased permeability of intervening tissues...
  65. ncbi request reprint In vivo determination of bone structure in postmenopausal women: a comparison of HR-pQCT and high-field MR imaging
    Galateia J Kazakia
    Musculoskeletal and Quantitative Imaging Research Group, Department of Radiology, University of California, San Francisco, California 94158, USA
    J Bone Miner Res 23:463-74. 2008
    ..Significant but moderate correlations and 2- to 4-fold discrepancies in parameter values were detected, suggesting that differences in acquisition and analysis must be considered when interpreting data from these imaging modalities...
  66. pmc Cartilage in anterior cruciate ligament-reconstructed knees: MR imaging T1{rho} and T2--initial experience with 1-year follow-up
    Xiaojuan Li
    Musculoskeletal Quantitative Imaging Research Group, Department of Radiology and Biomedical Imaging, University of California, San Francisco, China Basin Landing, 185 Berry St, Suite 350, San Francisco, CA 94107, USA xiaojuan li
    Radiology 258:505-14. 2011
    ....
  67. ncbi request reprint Evaluation of correction methods for coil-induced intensity inhomogeneities and their influence on trabecular bone structure parameters from MR images
    Jenny Folkesson
    Department of Radiology and Biomedical Imaging, Musculoskeletal and Quantitative Imaging Research Group MQIR, University of California, San Francisco, California 94158, USA
    Med Phys 36:1267-74. 2009
    ....
  68. ncbi request reprint Magnetic resonance imaging of 3-dimensional in vivo tibiofemoral kinematics in anterior cruciate ligament-reconstructed knees
    R Dana Carpenter
    Department of Radiology, University of California, San Francisco, California 94143, USA
    Arthroscopy 25:760-6. 2009
    ..The purpose of this study was to use magnetic resonance imaging (MRI) to determine 3-dimensional knee kinematics after anterior cruciate ligament (ACL) reconstruction...
  69. doi request reprint Imaging of the musculoskeletal system in vivo using ultra-high field magnetic resonance at 7 T
    Roland Krug
    Department of Radiology and Biomedical Imaging, University of California, San Francisco, CA 94143, USA
    Invest Radiol 44:613-8. 2009
    ..Imaging of more central body parts such as the spine at 7 T is still in its infancy and dedicated coils have to be developed...
  70. pmc In vivo T1rho quantitative assessment of knee cartilage after anterior cruciate ligament injury using 3 Tesla magnetic resonance imaging
    Radu I Bolbos
    Musculo skeletal Quantitative Imaging Research, Department of Radiology, University of California, San Francisco, San Francisco, California 94107, USA
    Invest Radiol 43:782-8. 2008
    ....
  71. ncbi request reprint Current diagnostic techniques in the evaluation of bone architecture
    Thomas M Link
    Department of Radiology, University of California, San Francisco, 400 Parnassus Avenue A 367, Box 0628, San Francisco, CA 94143, USA
    Curr Osteoporos Rep 2:47-52. 2004
    ..The methodologies described will include magnetic resonance imaging, clinical multislice spiral computed tomography, and micro-computed tomography, along with computerized analysis of radiographic patterns of trabecular bone...
  72. pmc Regional variations of gender-specific and age-related differences in trabecular bone structure of the distal radius and tibia
    Miki Sode
    Joint Graduate Group in Bioengineering, University of California, San Francisco, CA, USA
    Bone 46:1652-60. 2010
    ..Therefore, a combined approach of investigating the entire region, each subregion, and the cortical compartment may offer more complete information...
  73. pmc Randomized trial of once-weekly parathyroid hormone (1-84) on bone mineral density and remodeling
    Dennis M Black
    Department of Epidemiology and Biostatistics, University of California San Francisco, 185 Berry Street, San Francisco, CA 94107, USA
    J Clin Endocrinol Metab 93:2166-72. 2008
    ..Daily PTH administration increases bone mineral density (BMD) and reduces fracture risk. However, cost and compliance significantly limit clinical use...
  74. doi request reprint Magnetic resonance T(1 rho) imaging of osteoarthritis: a rabbit ACL transection model
    Jesus Lozano
    University of California, San Francisco School of Medicine, San Francisco, CA 94158, USA
    Magn Reson Imaging 27:611-6. 2009
    ....
  75. pmc Quantitative assessment of bone tissue mineralization with polychromatic micro-computed tomography
    Andrew J Burghardt
    Department of Radiology and Biomedical Imaging, University of California, San Francisco, San Francisco, CA 94158, USA
    Calcif Tissue Int 83:129-38. 2008
    ..80). In cortical bone specimens, the correlation was somewhat weaker when a global threshold was applied (R (2) = 0.67) compared to the local threshold method (R (2) = 0.78)...