O A Glenn

Summary

Affiliation: University of California
Country: USA

Publications

  1. ncbi request reprint DTI-based three-dimensional tractography detects differences in the pyramidal tracts of infants and children with congenital hemiparesis
    Orit A Glenn
    Department of Radiology, University of California San Francisco, San Francisco, California 94143, USA
    J Magn Reson Imaging 18:641-8. 2003
  2. ncbi request reprint Diffusion tensor MR imaging tractography of the pyramidal tracts correlates with clinical motor function in children with congenital hemiparesis
    O A Glenn
    Department of Radiology, University of California, San Francisco, CA 94143 0628, USA
    AJNR Am J Neuroradiol 28:1796-802. 2007
  3. ncbi request reprint Fetal cerebellar hemorrhage in parvovirus-associated non-immune hydrops fetalis
    Orit A Glenn
    Department of Radiology, University of California, San Francisco, San Francisco, CA 94143 0628, USA
    J Matern Fetal Neonatal Med 20:769-72. 2007
  4. doi request reprint Diffusion-weighted imaging in fetuses with unilateral cortical malformations and callosal agenesis
    O A Glenn
    Department of Radiology and Biomedical Imaging, University of California San Francisco, 505 Parnassus Avenue, San Francisco, CA 94143, USA
    AJNR Am J Neuroradiol 31:1100-2. 2010
  5. ncbi request reprint Magnetic resonance imaging of the fetal brain and spine: an increasingly important tool in prenatal diagnosis: part 2
    O A Glenn
    University of California, San Francisco, Department of Radiology, Box 0628, 505 Parnassus Ave, L 358, San Francisco, CA 94143 0628, USA
    AJNR Am J Neuroradiol 27:1807-14. 2006
  6. ncbi request reprint Magnetic resonance imaging of the fetal brain and spine: an increasingly important tool in prenatal diagnosis, part 1
    O A Glenn
    Department of Radiology, University of California, San Francisco, San Francisco, CA 94143, USA
    AJNR Am J Neuroradiol 27:1604-11. 2006
  7. pmc MR imaging of the fetal brain
    Orit A Glenn
    Department of Radiology, Neuroradiology Section, University of California, San Francisco, 505 Parnassus Ave, San Francisco, CA 94143, USA
    Pediatr Radiol 40:68-81. 2010
  8. ncbi request reprint Fetal central nervous system MR imaging
    Orit A Glenn
    Neuroradiology Section, Department of Radiology, University of California at San Francisco, CA 94143 0628, USA
    Neuroimaging Clin N Am 16:1-17, vii. 2006
  9. ncbi request reprint Fetal magnetic resonance imaging in the evaluation of fetuses referred for sonographically suspected abnormalities of the corpus callosum
    Orit A Glenn
    Department of Radiology, Neuroradiology Section, University of California, San Francisco, CA 94143 0628, USA
    J Ultrasound Med 24:791-804. 2005
  10. doi request reprint Normal development of the fetal brain by MRI
    Orit A Glenn
    Department of Radiology, Neuroradiology Section, University of California, San Francisco, CA 94143, USA
    Semin Perinatol 33:208-19. 2009

Research Grants

Collaborators

Detail Information

Publications39

  1. ncbi request reprint DTI-based three-dimensional tractography detects differences in the pyramidal tracts of infants and children with congenital hemiparesis
    Orit A Glenn
    Department of Radiology, University of California San Francisco, San Francisco, California 94143, USA
    J Magn Reson Imaging 18:641-8. 2003
    ..To test the hypothesis that there is greater asymmetry in diffusion properties between right and left pyramidal tracts in patients with congenital hemiparesis than in patients with normal motor function...
  2. ncbi request reprint Diffusion tensor MR imaging tractography of the pyramidal tracts correlates with clinical motor function in children with congenital hemiparesis
    O A Glenn
    Department of Radiology, University of California, San Francisco, CA 94143 0628, USA
    AJNR Am J Neuroradiol 28:1796-802. 2007
    ..We hypothesized that the asymmetry correlates with the severity of hemiparesis and that diffusion metrics would be abnormal in the affected tracts and normal in the unaffected tracts...
  3. ncbi request reprint Fetal cerebellar hemorrhage in parvovirus-associated non-immune hydrops fetalis
    Orit A Glenn
    Department of Radiology, University of California, San Francisco, San Francisco, CA 94143 0628, USA
    J Matern Fetal Neonatal Med 20:769-72. 2007
    ..To our knowledge, this is the first report of fetal cerebellar hemorrhage in the setting of parvovirus-associated hydrops fetalis, and may be the result of cerebrovascular changes both during and after the transfusion...
  4. doi request reprint Diffusion-weighted imaging in fetuses with unilateral cortical malformations and callosal agenesis
    O A Glenn
    Department of Radiology and Biomedical Imaging, University of California San Francisco, 505 Parnassus Avenue, San Francisco, CA 94143, USA
    AJNR Am J Neuroradiol 31:1100-2. 2010
    ..Our findings suggest that there are structural differences in the developing white matter underlying areas of cortical malformation...
  5. ncbi request reprint Magnetic resonance imaging of the fetal brain and spine: an increasingly important tool in prenatal diagnosis: part 2
    O A Glenn
    University of California, San Francisco, Department of Radiology, Box 0628, 505 Parnassus Ave, L 358, San Francisco, CA 94143 0628, USA
    AJNR Am J Neuroradiol 27:1807-14. 2006
    ..In this second part, we focus on additional clinical applications of fetal MR imaging, including suspected abnormalities of the corpus callosum, malformations of cortical development, and spine abnormalities...
  6. ncbi request reprint Magnetic resonance imaging of the fetal brain and spine: an increasingly important tool in prenatal diagnosis, part 1
    O A Glenn
    Department of Radiology, University of California, San Francisco, San Francisco, CA 94143, USA
    AJNR Am J Neuroradiol 27:1604-11. 2006
    ..The second part focuses on additional clinical applications of fetal MR imaging, including suspected abnormalities of the corpus callosum, malformations of cortical development, and spine abnormalities...
  7. pmc MR imaging of the fetal brain
    Orit A Glenn
    Department of Radiology, Neuroradiology Section, University of California, San Francisco, 505 Parnassus Ave, San Francisco, CA 94143, USA
    Pediatr Radiol 40:68-81. 2010
    ..This paper will briefly discuss the common clinical conditions imaged by fetal MRI as well as recent advances in fetal MRI research...
  8. ncbi request reprint Fetal central nervous system MR imaging
    Orit A Glenn
    Neuroradiology Section, Department of Radiology, University of California at San Francisco, CA 94143 0628, USA
    Neuroimaging Clin N Am 16:1-17, vii. 2006
    ..Moreover, fetal MR imaging offers the promise of contributing to our understanding of normal as well as abnormal brain development with continued advances in MR imaging techniques, such as diffusion-weighted and parallel imaging...
  9. ncbi request reprint Fetal magnetic resonance imaging in the evaluation of fetuses referred for sonographically suspected abnormalities of the corpus callosum
    Orit A Glenn
    Department of Radiology, Neuroradiology Section, University of California, San Francisco, CA 94143 0628, USA
    J Ultrasound Med 24:791-804. 2005
    ..However, its utility in specific brain disorders has not been well investigated. We hypothesized that fetal MRI can better assess the integrity of the brain in cases with sonographically suspected callosal abnormalities...
  10. doi request reprint Normal development of the fetal brain by MRI
    Orit A Glenn
    Department of Radiology, Neuroradiology Section, University of California, San Francisco, CA 94143, USA
    Semin Perinatol 33:208-19. 2009
    ..An understanding of normal fetal brain development is essential to correctly identifying developmental abnormalities...
  11. doi request reprint MRI of the fetal central nervous system and body
    Orit A Glenn
    Department of Radiology, University of California, San Francisco, CA 94143, USA
    Clin Perinatol 36:273-300, viii. 2009
    ..Because fetal MRI involves many disciplines, the future of fetal MR will best be achieved through collaborative efforts...
  12. ncbi request reprint Prenatal diagnosis of polymicrogyria by fetal magnetic resonance imaging in monochorionic cotwin death
    Orit A Glenn
    Department of Radiology, University of California, San Francisco, 505 Parnassus Ave, Box 0628, San Francisco, CA 94143 0628, USA
    J Ultrasound Med 24:711-6. 2005
  13. doi request reprint Diffusion tensor imaging of the pyramidal tracts in infants with motor dysfunction
    N A Ludeman
    Department of Radiology, University of California San Francisco, San Francisco, CA 94143 0628, USA
    Neurology 71:1676-82. 2008
    ..To determine if diffusion tensor imaging (DTI) metrics of the pyramidal tracts correlate with motor outcome in infants presenting with motor dysfunction...
  14. doi request reprint Diffusion-weighted imaging in fetuses with severe congenital heart defects
    J I Berman
    Department of Radiology, University of California, San Francisco, USA
    AJNR Am J Neuroradiol 32:E21-2. 2011
    ..Diffusivity in the periatrial WM and thalamus was higher for the fetuses with CHD compared with controls. These observations support the finding of abnormal in utero brain development in fetuses with CHD...
  15. pmc 3D global and regional patterns of human fetal subplate growth determined in utero
    J Corbett-Detig
    Biomedical Image Computing Group, Department of Radiology and Biomedical Imaging, University of California San Francisco, San Francisco, CA 94143 0628, USA
    Brain Struct Funct 215:255-63. 2011
    ..During this period, the thickest region was the developing somatosensory/motor cortex. The subplate growth patterns reported here may be used as a baseline for comparison to abnormal fetal brain development...
  16. doi request reprint Agenesis of the corpus callosum: an MR imaging analysis of associated abnormalities in the fetus
    P H Tang
    Department of Radiology, University of California, San Francisco, San Francisco, Calif, USA
    AJNR Am J Neuroradiol 30:257-63. 2009
    ..This study will assess those anomalies and compare them with postnatal cohorts of ACC, to identify associated fetal brain abnormalities that may give insight into etiology and outcome...
  17. doi request reprint Normative apparent diffusion coefficient values in the developing fetal brain
    M M Schneider
    Departments of Radiology and Biomedical Imaging, Department of Pediatrics, University of California, San Francisco, CA 94143 0628, USA
    AJNR Am J Neuroradiol 30:1799-803. 2009
    ....
  18. ncbi request reprint MR imaging, MR spectroscopy, and diffusion tensor imaging of sequential studies in neonates with encephalopathy
    A J Barkovich
    Department of Radiology, University of California at San Francisco, San Francisco, Calif 94143 0628, USA
    AJNR Am J Neuroradiol 27:533-47. 2006
    ....
  19. doi request reprint Intracranial magnetic resonance imaging findings in the surviving fetus after spontaneous monochorionic cotwin demise
    Angie C Jelin
    Department of Obstetrics, Gynecology and Reproductive Sciences, University of California, School of Medicine, San Francisco, CA, USA
    Am J Obstet Gynecol 199:398.e1-5. 2008
    ..This study was undertaken to evaluate intracranial magnetic resonance imaging abnormalities in the surviving fetus after a cotwin demise...
  20. pmc Atlas-based segmentation of the germinal matrix from in utero clinical MRI of the fetal brain
    Piotr A Habas
    Biomedical Image Computing Group, University of California, San Francisco, San Francisco, CA 94143, USA
    Med Image Comput Comput Assist Interv 11:351-8. 2008
    ..5-22.5 weeks. We also include a partial validation of the approach using manual tracing of the germinal matrix at different gestational ages...
  21. ncbi request reprint Columns of the fornix, not to be mistaken for the cavum septi pellucidi on prenatal sonography
    Peter W Callen
    Department of Radiology, University of California, San Francisco, CA 94143 0628, USA
    J Ultrasound Med 27:25-31. 2008
    ..We have noted that another anatomic structure, the columns of the fornix, can be mistaken for the CSP and result in the missed diagnosis of agenesis of the corpus callosum...
  22. ncbi request reprint JC virus granule cell neuronopathy in a child with CD40 ligand deficiency
    Jonathan H Hecht
    Department of Neurology, University of California, San Francisco, San Francisco, California 94143 0137, USA
    Pediatr Neurol 36:186-9. 2007
    ..JC virus infection should be considered in the differential diagnosis of ataxia in children with inherited immunodeficiencies...
  23. pmc Atlas-based segmentation of developing tissues in the human brain with quantitative validation in young fetuses
    Piotr A Habas
    Biomedical Image Computing Group, Department of Radiology and Biomedical Imaging, University of California San Francisco, San Francisco, California 94143, USA
    Hum Brain Mapp 31:1348-58. 2010
    ..This work indicates that reliable measures of brain development can be automatically derived from clinical MR imaging and opens up possibility of further 3D volumetric and morphometric studies with multiple fetal subjects...
  24. ncbi request reprint Noninvasive oxygen partial pressure measurement of human body fluids in vivo using magnetic resonance imaging
    Greg Zaharchuk
    University of California, San Francisco, 505 Parnassus Avenue, San Francisco, California 94143 0628, USA
    Acad Radiol 13:1016-24. 2006
    ..The purpose of this study is to develop a noninvasive magnetic resonance imaging method to measure the pO2 of human body fluids...
  25. pmc A spatio-temporal atlas of the human fetal brain with application to tissue segmentation
    Piotr A Habas
    Biomedical Image Computing Group, Department of Radiology and Biomedical Imaging, University of California San Francisco, San Francisco, CA 94143, USA
    Med Image Comput Comput Assist Interv 12:289-96. 2009
    ..57 to 24.71 weeks. Results indicate improvement in performance of atlas-based EM segmentation provided by higher order temporal models that capture the variation of tissue occurrence over time...
  26. pmc A spatiotemporal atlas of MR intensity, tissue probability and shape of the fetal brain with application to segmentation
    Piotr A Habas
    Biomedical Image Computing Group, University of California San Francisco, San Francisco, CA 94143, USA
    Neuroimage 53:460-70. 2010
    ..57 to 24.71 weeks. Experimental results indicate that quadratic temporal models can correctly capture growth-related changes in the fetal brain anatomy and provide improvement in accuracy of atlas-based tissue segmentation...
  27. pmc Measures for characterizing directionality specific volume changes in TBM of brain growth
    Vidya Rajagopalan
    Biomedical Image Computing Group, University of California San Francisco, San Francisco, CA 94143, USA
    Med Image Comput Comput Assist Interv 13:339-46. 2010
    ..We illustrate the use of these methods by studying brain developmental patterns in fetuses. Results show that this approach detects early changes local growth that are related to the early stages of sulcal and gyral formation...
  28. pmc Intersection based motion correction of multislice MRI for 3-D in utero fetal brain image formation
    Kio Kim
    Department of Radiology and Biomedical Imaging, University of California, San Francisco, CA 94143, USA
    IEEE Trans Med Imaging 29:146-58. 2010
    ....
  29. doi request reprint Vanishing MS T2-bright lesions before puberty: a distinct MRI phenotype?
    D Chabas
    UCSF Regional Pediatric Multiple Sclerosis Center, San Francisco, CA 94117, USA
    Neurology 71:1090-3. 2008
    ..Pediatric patients with MS may less often meet MRI diagnostic criteria for adults. Whether initial MRI presentation is distinct in prepubertal patients is unknown...
  30. ncbi request reprint Diffusion tensor imaging: serial quantitation of white matter tract maturity in premature newborns
    Savannah C Partridge
    Department of Radiology, University of California, San Francisco, San Francisco, CA 94143, USA
    Neuroimage 22:1302-14. 2004
    ..This work contributes to the understanding of normal white matter development in the preterm neonatal brain, an important step toward the use of DTI for the improved evaluation and treatment of white matter injury of prematurity...
  31. doi request reprint Polymicrogyria in a fetus with human parvovirus B19 infection: a case with radiologic-pathologic correlation
    J Courtier
    Department of Radiology and Biomedical Imaging, University of California San Francisco, San Francisco, CA 94143 0628, USA
    Ultrasound Obstet Gynecol 40:604-6. 2012
    ..This case provides further evidence for brain abnormalities resulting from congenital parvovirus B19 infection, and suggests that fetal neuroimaging with MRI would be of value in suspected cases of congenital parvovirus infection...
  32. ncbi request reprint Evaluation of femur length during the second and third trimesters in fetuses with myelomeningocele
    G Williams
    Department of Radiology, University of California San Francisco, San Francisco, CA 94143, USA
    Ultrasound Obstet Gynecol 23:148-51. 2004
    ..To determine if the femur length of fetuses with myelomeningocele is shorter in the second and third trimesters compared with that of normal fetuses...
  33. ncbi request reprint Tractography-based quantitation of diffusion tensor imaging parameters in white matter tracts of preterm newborns
    Savannah C Partridge
    Department of Radiology, University of California San Francisco, San Francisco, California 94143 2512, USA
    J Magn Reson Imaging 22:467-74. 2005
    ..To evaluate the feasibility of performing diffusion tensor tractography (DTT) to map and quantify the pyramidal white matter tracts of premature newborns...
  34. ncbi request reprint Fetal MRI: a developing technique for the developing patient
    Fergus V Coakley
    Department of Radiology, University of California San Francisco, 505 Parnassus Ave, San Francisco, CA 94143 0628, USA
    AJR Am J Roentgenol 182:243-52. 2004
  35. ncbi request reprint Diagnosis of Chiari III malformation by second trimester fetal MRI with postnatal MRI and CT correlation
    Alice B Smith
    Department of Radiology, University of California, San Francisco, San Francisco, CA, USA
    Pediatr Radiol 37:1035-8. 2007
    ..Postnatal MRI and CT confirmed the fetal MRI findings and demonstrate the utility of fetal MRI in the early evaluation of songraphically detected posterior fossa abnormalities...
  36. ncbi request reprint Prenatal imaging of congenital maxillomandibular fusion: case report and review of the literature
    Kiarash Vahidi
    Department of Radiology, University of California, San Francisco, Box 0628, L 325, 505 Parnassus Ave, San Francisco, CA 94143 0628, USA
    J Ultrasound Med 26:381-9. 2007
  37. ncbi request reprint Fetal magnetic resonance imaging enhances detection of spinal cord anomalies in patients with sonographically detected bony anomalies of the spine
    Cornelia S von Koch
    Department of Neurosurgery, University of California, San Francisco, CA 94143 0628, USA
    J Ultrasound Med 24:781-9. 2005
    ..The purpose of this investigation was to determine whether fetal MRI could detect spinal abnormalities in cases in which they had not been originally suspected on prenatal sonography...
  38. ncbi request reprint Registration-based approach for reconstruction of high-resolution in utero fetal MR brain images
    Francois Rousseau
    University Louis Pasteur, LSIIT, Pole API, Bd S Brant, Illikirch, France
    Acad Radiol 13:1072-81. 2006
    ....
  39. ncbi request reprint Diffusion-weighted imaging of the fetal brain in vivo
    Dong Hyun Kim
    School of Electrical and Electronic Engineering, Yonsei University, Seoul, Korea
    Magn Reson Med 59:216-20. 2008
    ..The method can be readily implemented in a clinical setting and is especially useful when scanning mothers who cannot tolerate lengthier breath-holds...

Research Grants2

  1. In Utero Brain Development in Fetal Ventriculomegaly
    Orit Glenn; Fiscal Year: 2007
    ..abstract_text> ..