T Ernst

Summary

Affiliation: Harbor-UCLA Medical Center
Country: USA

Publications

  1. ncbi request reprint Correlation of regional cerebral blood flow from perfusion MRI and spect in normal subjects
    T Ernst
    Department of Radiology, Harbor UCLA Medical Center, Torrance, CA 90502, USA
    Magn Reson Imaging 17:349-54. 1999
  2. ncbi request reprint Evidence for long-term neurotoxicity associated with methamphetamine abuse: A 1H MRS study
    T Ernst
    Department of Neurology, Harbor UCLA Medical Center, Torrance, CA 90502, USA
    Neurology 54:1344-9. 2000
  3. ncbi request reprint Proton spectroscopy in myotonic dystrophy: correlations with CTG repeats
    L Chang
    Department of Neurology, Harbor UCLA Medical Center, Torrance, Calif 90509, USA
    Arch Neurol 55:305-11. 1998
  4. ncbi request reprint Cerebral metabolites in HIV-infected children followed for 10 months with 1H-MRS
    M A Keller
    Los Angeles Biomedical Research Institute, Harbor UCLA Medical Center, Torrance, CA 90502, USA
    Neurology 66:874-9. 2006
  5. ncbi request reprint Cerebral (1)H MRS alterations in recreational 3, 4-methylenedioxymethamphetamine (MDMA, "ecstasy") users
    L Chang
    Department of Neurology, UCLA School of Medicine, Harbor UCLA Medical Center, Torrance, California 90502, USA
    J Magn Reson Imaging 10:521-6. 1999
  6. ncbi request reprint Highly active antiretroviral therapy reverses brain metabolite abnormalities in mild HIV dementia
    L Chang
    Department of Neurology, University of California at Los Angeles School of Medicine, USA
    Neurology 53:782-9. 1999
  7. ncbi request reprint Changes in cerebral metabolism are detected prior to perfusion changes in early HIV-CMC: A coregistered (1)H MRS and SPECT study
    T Ernst
    Department of Radiology, Harbor UCLA Medical Center, Torrance, California 90502, USA
    J Magn Reson Imaging 12:859-65. 2000
  8. ncbi request reprint Gender effects on persistent cerebral metabolite changes in the frontal lobes of abstinent cocaine users
    L Chang
    Department of Neurology, UCLA School of Medicine, Harbor UCLA Medical Center, Torrance 90509, USA
    Am J Psychiatry 156:716-22. 1999
  9. ncbi request reprint Brain N-acetyl aspartate concentrations measured by H MRS are reduced in adult male rats subjected to perinatal stress: preliminary observations and hypothetical implications for neurodevelopmental disorders
    R E Poland
    Department of Psychiatry, Harbor UCLA Medical Center, Torrance, CA 90509, USA
    J Psychiatr Res 33:41-51. 1999
  10. ncbi request reprint Brain proton magnetic resonance spectroscopy and imaging in children exposed to cocaine in utero
    L M Smith
    Department of Pediatrics, Harbor University of California, Los Angeles Medical Center, Torrance, CA 90502, USA
    Pediatrics 107:227-31. 2001

Collaborators

Detail Information

Publications18

  1. ncbi request reprint Correlation of regional cerebral blood flow from perfusion MRI and spect in normal subjects
    T Ernst
    Department of Radiology, Harbor UCLA Medical Center, Torrance, CA 90502, USA
    Magn Reson Imaging 17:349-54. 1999
    ..pMRI is a reliable noninvasive method for rCBF measurements...
  2. ncbi request reprint Evidence for long-term neurotoxicity associated with methamphetamine abuse: A 1H MRS study
    T Ernst
    Department of Neurology, Harbor UCLA Medical Center, Torrance, CA 90502, USA
    Neurology 54:1344-9. 2000
    ..To determine whether proton MRS (1H MRS) can detect long-term metabolite abnormalities in abstinent methamphetamine users...
  3. ncbi request reprint Proton spectroscopy in myotonic dystrophy: correlations with CTG repeats
    L Chang
    Department of Neurology, Harbor UCLA Medical Center, Torrance, Calif 90509, USA
    Arch Neurol 55:305-11. 1998
    ....
  4. ncbi request reprint Cerebral metabolites in HIV-infected children followed for 10 months with 1H-MRS
    M A Keller
    Los Angeles Biomedical Research Institute, Harbor UCLA Medical Center, Torrance, CA 90502, USA
    Neurology 66:874-9. 2006
    ..0 years +/- 3.7 years) and repeated the MR spectroscopy at 24.1 +/- 3.7 weeks and 42.2 +/- 3.5 weeks following the entry time with repeated neuropsychological testing...
  5. ncbi request reprint Cerebral (1)H MRS alterations in recreational 3, 4-methylenedioxymethamphetamine (MDMA, "ecstasy") users
    L Chang
    Department of Neurology, UCLA School of Medicine, Harbor UCLA Medical Center, Torrance, California 90502, USA
    J Magn Reson Imaging 10:521-6. 1999
    ..However, the usage-related increase in MI suggests that exposure to MDMA, even at recreational doses, may cause increased glial content. J. Magn. Reson. Imaging 1999;10:521-526...
  6. ncbi request reprint Highly active antiretroviral therapy reverses brain metabolite abnormalities in mild HIV dementia
    L Chang
    Department of Neurology, University of California at Los Angeles School of Medicine, USA
    Neurology 53:782-9. 1999
    ..To determine whether cerebral metabolite abnormalities normalize with highly active antiretroviral therapy (HAART)...
  7. ncbi request reprint Changes in cerebral metabolism are detected prior to perfusion changes in early HIV-CMC: A coregistered (1)H MRS and SPECT study
    T Ernst
    Department of Radiology, Harbor UCLA Medical Center, Torrance, California 90502, USA
    J Magn Reson Imaging 12:859-65. 2000
    ..This finding suggests that metabolite concentrations on (1)H MRS are better surrogate markers than rCBF measurements with SPECT for the evaluation of brain injury in early HIV-CMC. J. Magn. Reson. Imaging 2000;12:859-865...
  8. ncbi request reprint Gender effects on persistent cerebral metabolite changes in the frontal lobes of abstinent cocaine users
    L Chang
    Department of Neurology, UCLA School of Medicine, Harbor UCLA Medical Center, Torrance 90509, USA
    Am J Psychiatry 156:716-22. 1999
    ..The aim of this study was to investigate persistent neurochemical changes in the frontal lobes of subjects with a history of crack cocaine dependence and to determine whether these changes are different in male and female users...
  9. ncbi request reprint Brain N-acetyl aspartate concentrations measured by H MRS are reduced in adult male rats subjected to perinatal stress: preliminary observations and hypothetical implications for neurodevelopmental disorders
    R E Poland
    Department of Psychiatry, Harbor UCLA Medical Center, Torrance, CA 90509, USA
    J Psychiatr Res 33:41-51. 1999
    ..particularly in relation to NAA. For hypothesis-generating purposes, the possible relevance of stress and NAA to the neurodevelopmental hypothesis of schizophrenia is discussed in greater detail...
  10. ncbi request reprint Brain proton magnetic resonance spectroscopy and imaging in children exposed to cocaine in utero
    L M Smith
    Department of Pediatrics, Harbor University of California, Los Angeles Medical Center, Torrance, CA 90502, USA
    Pediatrics 107:227-31. 2001
    ..The purpose of this study was to examine the possible neurotoxic effects of prenatal cocaine exposure on the developing brain using (1)H-MRS...
  11. ncbi request reprint Effect of ecstasy [3,4-methylenedioxymethamphetamine (MDMA)] on cerebral blood flow: a co-registered SPECT and MRI study
    L Chang
    Department of Neurology, UCLA School of Medicine, Harbor UCLA Medical Center, 1000 W Carson Street, B 4, Torrance, CA 90509, USA
    Psychiatry Res 98:15-28. 2000
    ....
  12. ncbi request reprint Neural correlates of attention and working memory deficits in HIV patients
    L Chang
    Department of Neurology, UCLA School of Medicine, Harbor UCLA Medical Center, Torrance, CA, USA
    Neurology 57:1001-7. 2001
    ..To evaluate the neural correlates of attention and working memory deficits in patients with HIV-1...
  13. ncbi request reprint Biexponential modeling of multigradient-echo MRI data of the brain
    O Speck
    Department of Neurology, Harbor UCLA Medical Center, UCLA School of Medicine, Torrance, California, USA
    Magn Reson Med 45:1116-21. 2001
    ..The activation-induced parameter changes are detected with a sensitivity equal to that of a monoexponential method. The resulting T2* and DeltaT2* values describe the experimental data more accurately...
  14. ncbi request reprint Automatic scan prescription for brain MRI
    L Itti
    Harbor UCLA Research and Education Institute, University of California Los Angeles, Torrance, California, USA
    Magn Reson Med 45:486-94. 2001
    ..Magn Reson Med 45:486-494, 2001...
  15. ncbi request reprint Brain proton magnetic resonance spectroscopy in children exposed to methamphetamine in utero
    L M Smith
    Department of Pediatrics, Harbor UCLA Medical Center, University of California, Los Angeles School of Medicine, Torrance 90502, USA
    Neurology 57:255-60. 2001
    ..To examine the possible neurotoxic effects of prenatal methamphetamine exposure on the developing brain using 1H-MRS...
  16. ncbi request reprint HIV-2 infection with cerebral toxoplasmosis and lymphomatoid granulomatosis
    M Issakhanian
    Department of Neurology, University of California, Los Angeles (UCLA) School of Medicine, Harbor-UCLA Medical Center, Torrance, CA, USA
    J Neuroimaging 11:212-6. 2001
    ..The lesion showed a biochemical and perfusion pattern that was intermediate for infectious and neoplastic processes. Further neuropathology confirmed a secondary diagnosis of lymphomatoid granulomatosis...
  17. ncbi request reprint Cerebral perfusion abnormalities in abstinent cocaine abusers: a perfusion MRI and SPECT study
    T Ernst
    Department of Neurology, UCLA School of Medicine, Harbor UCLA Medical Center, 100 West Carson Street, B 4, 90509, Torrance, CA, USA
    Psychiatry Res 99:63-74. 2000
    ..The hypoperfusion in the cortex and deep gray matter of the cocaine users is consistent with previous results. The increased rCBF in the white matter of cocaine users may be due to the presence of reactive glia...
  18. ncbi request reprint Altered neurometabolite development in HIV-infected children: correlation with neuropsychological tests
    M A Keller
    Harbor UCLA Research and Education Institute, Torrance, CA, USA
    Neurology 62:1810-7. 2004
    ..HIV-infected children have abnormal cerebral metabolites, measured by proton MR spectroscopy ((1)H-MRS), but how these abnormalities relate to brain function is unclear...