Loma Linda University

Enrollment Information
Call us at: 909-558-1000

Faculty Directory
Karen Tong, MD
Associate Professor, Radiology
School of Medicine
Associate Professor, Basic Sciences
School of Medicine
Publications    Scholarly Journals--Published
  • Kou Z, Wu Z, Tong KA, Holshouser B, Benson RR, Hu J, Haacke EM. The role of advanced MR imaging findings as biomarkers of traumatic brain injury. J Head Trauma Rehabil 2010, 25(4): 267-282. ( 7/2010 )
  • Ghostine S, Perry E, Vaynman S, Raghavan R, Tong KA, Samudrala S, Johnson JP, Colohan A. The rare case of an intramedullary cervical spinal cord teratoma in an elderly adult: case report and literature review. Spine. 2009 Dec 15;34(26):E973-8. ( 12/2009 )
  • Babikian T, Tong KA, Galloway NR, Freier Randall MC, Obenaus A, Ashwal S. Diffusion-weighted imaging predicts neurocognition in traumatic brain injury. Pediatr Neurol 2009 Dec;41(6):406-12 ( 12/2009 )
  • Lequin, Mh, Dudink J, Tong KA, Obenaus A. Magnetic resonance imaging in neonatal stroke. Semin Fetal Neonatal Med. 2009 Oct;14(5):299-310. Epub Jul 25 2009. ( 10/2009 )
  • Chastain C, Oyoyo U, Zipperman, M, Joo E, Ashwal S, Shutter L, Tong KA. Predicting outcomes of traumatic brain injury by imaging modality and injury distribution. J Neurotrauma 2009, Aug;26:1183-1196. ( 8/2009 )
  • J.P. Nickerson, K.A. Tong, and R. Raghavan. Imaging Cerebral Malaria with a Susceptibility-Weighted MR Sequence. AJNR Am J Neuroradiol 2009 June/July;30: e85-e86 originally published online on March 25 2009, 10.3174/ajnr.A1568. ( 6/2009 - 7/2009 )
  • Ghostine S, Raghavan R, Khanlou N, Vinters HV, Tong KA, Johnson WD, Oyoyo U, Kido D. Cerebral amyloid angiopathy: micro-haemorrhages demonstrated by magnetic resonance susceptibility-weighted imaging. Neuropathol Appl Neurobiol. 2009 Feb;35(1):116-9. ( 2/2009 )
  • Galloway NR, Tong KA, Ashwal S, Oyoyo U, Obenaus A. Diffusion-weighted imaging improves outcome prediction in pediatric traumatic brain injury. J Neurotrauma. 2008 Oct;25(10):1153-62. ( 10/2008 )
  • Tong KA, Ashwal S, Obenaus A, Nickerson JP, Kido D, Haacke EM. Susceptibility-weighted MR imaging: a review of clinical applications in children. AJNR Am J Neuroradiol. 2008 Jan;29(1):9-17. ( 1/2008 )
  • Hou DJ, Tong KA, Ashwal S, Oyoyo U, Joo E, Shutter L, Obenaus A. Diffusion-weighted magnetic resonance imaging improves outcome prediction in adult traumatic brain injury. J Neurotrauma. 2007 Oct;24(10):1558-69. ( 10/2007 )
  • Ghostine, S. Raghavan, R. Michelson, D. Holshouser, B. Tong, K. Gliomatosis cerebri mimicking Rasmussen encephalitis. Case report. J Neurosurgery. 2007 Aug: 107(2) Suppl: 143-146 ( 8/2007 )
  • Ashwal S, Holshouser BA, Tong KA. "Use of advanced neuroimaging techniques in the evaluation of pediatric traumatic brain injury." Dev Neurosci . (2006): 309-326. ( 7/2006 )
  • Shutter L, Tong KA, Lee A, Holshouser BA. "Prognostic role of proton magnetic resonance spectroscopy in acute traumatic brain injury." J Head Trauma Rehabil 21.4 (2006): 334-349. ( 7/2006 )
  • Holshouser BA, Tong KA, Ashwal S, Oyoyo U, Ghamsary M, Saunders D, Shutter L. "Prospective longitudinal proton magnetic resonance spectroscopic imaging in adult traumatic brain injury." J Magn Reson Imaging 24. (2006): 33-40. ( 7/2006 )
  • Seghal V, Delproposto Z, Haacke EM, Tong KA, Wycliffe N, Kido DK, Xu Y, Neelavalli J, Haddar D, Reichenbach JR. "Clinical applications of neuroimaging with susceptibility-weighted imaging." Journal of Magnetic Resonance Imaging 22. (2005): 439-450. ( 7/2005 )
  • Yong-Hing CJ, Obenaus A, Stryker R, Tong K, Sarty GE. "Magnetic resonance imaging and mathematical modeling of progressive formalin fixation of the human brain." Magnetic Resonance Medicine 54. (2005): 324-332. ( 7/2005 )
  • Ashwal S;Holshouser B;Tong K;Serna T;Osterdock R;Gross M;Kido D. "Proton spectrscopy detected myoinositol in children with traumatic brain injury." Pediatr Res 56. (2004): 630-638. ( 8/2004 )
  • Ashwal S;Holshouser B;Tong K;Serna T;Osterdock R;Gross M;Kido D. "Proton MR spectroscopy detected glutamate/glutamine is increased in children with traumatic brain injury." Journal of Neurotrauma 21. (2004): 1539-1552. ( 8/2004 )
  • Tong K;Ashwal S;Holshouser BA;Nickerson JP;Wall CJ;Shutter LA;Osterdock RJ;Haacke EM;Kido D. "Diffuse axonal injury in children: clinical correlation with hemorrhagic lesions." Ann Neurol 56. (2004): 36-50. ( 8/2004 )
  • Shutter L;Tong KA;Holshouser BA. "Proton MRS in acute traumatic brain injury: role for glutamate/glutamine and choline for outcome prediction." Journal of Neurotrauma 21. (2004): 1693-1701. ( 8/2004 )
  • Shutter L;Tong KA;Holshouser BA. "Proton MRS in acute traumatic brain injury: role for glutamate/glutamine and choline for outcome prediction." Journal of Neurotrauma 21. (2004): 1693-1705. ( 7/2004 )
  • Ashwal S, Holshouser BA, del Rio MJ, Tong KA, Applegate RL, Bailey LL. “Serial proton magnetic resonance spectroscopy of the brain in children undergoing cardiac surgery.” Pediatr Neurol 2003 Aug.;29:99-110. ( 8/2003 )
  • Kido D, Tong K, Giang D. “How different MRI imaging criteria relate to the diagnosis of multiple sclerosis and its outcome.” Neuroimaging Clinics of North America 2003;31:265-272. ( 5/2003 )
  • Tong KA, Ashwal S, Holshouser BA, Shutter LA, Herigault G, Haacke EM, Kido DK. “Hemorrhagic shearing lesions in children and adolescents with posttraumatic diffuse axonal injury: improved detection and initial results.” Radiology 2003;227:332-339. ( 5/2003 )
  • Obenaus A., Yong-Hing C.J., Tong K, Sarty G. “A reliable method for measurement and normalization of pediatric hippocampal volumes.” Pediatric Research 2001;50:124-132. ( 7/2001 )
  • Bruecks AK, Macaulay RJ, Tong KA, Goplen G. “Case report: 13 year old girl with back pain and leg weakness.” Brain Pathol 2001;2:263-264. ( 4/2001 )
  • Davidson HC, Harnsberger HR, Lemmerling MM, Mancuso AA, White DK, Tong K, et al. “MR evaluation of vestibulocochlear anomalies associated with large endolymphatic duct and sac.” American Journal of Neuroradiology 1999;20:1435-1441. ( 9/1999 )
  • Wirrell E, Tong K. “Pachygyria associated with childhood-onset epileptic spasms.” Journal of Child Neurology 1998;13:461-464. ( 9/1998 )
  • Tong K, Harnsberger HR, Dahlen RT, Carey JC, Ward K. “Large vestibular aqueduct syndrome: A genetic disease?” American Journal of Roentgenology 1997;168:1097-1101. ( 4/1997 )
  • Tong K, Christiansen EL, Heisler W, Hinshaw DB, Hasso AN. “Asymptomatic myositis ossificans of the medial pterygoid muscles: A case report.” Journal of Orofacial Pain 1994;8:223-226 ( 4/1994 )
  • Wiley TE III, Taylor F, Wolfer GK Jr, Tong K. “Sialography: A simple cannulation method.” American Journal of Roentgenology  1994;162:165-166. ( 1/1994 )
  • Tong K, Osborn AG, Mamalis N, Harrie RP, Call NB. “Radiologic-pathologic correlation: Ocular melanoma.” American Journal of Neuroradiology 1993;14:1359-1366. ( 11/1993 - 12/1993 )
  Books and Chapters
  • Ashwal, S., Tong, K.A., Obenaus, A., Holshouser, B.A. Chapter 5: Advanced Neuroimaging Techniques in Children with Traumatic Brain Injury. In: Pediatric Traumatic Brain Injury: New Frontiers in Clinical and Translational Research, ed. Anderson V, Yeates K. Cambridge University Press, New York, NY 2010: 68-93 ( 1/2010 )
  • Tong K, Oyoyo U, Holshouser BA, Ashwal S, Medina LS. Chapter 7: Evidence-Based Neuroimaging for Traumatic Brain Injury in Children. In: Evidence-Based Imaging in Pediatrics. Medina LS, Applegate KE, Blackmore CC (eds). Springer, New York, NY, 2010: 85-102. ( 1/2010 )
  • Tong K, Uyoyo U, Holshouser B, Ashwal S. Chapter 13: Neuroimaging for Traumatic Brain Injury. Evidence-Based Imaging: Optimizing Imaging in Patient Care: Springer, 2006. 233 - 259 ( 1/2006 )