Curtis Lowery

Summary

Affiliation: University of Arkansas for Medical Sciences
Country: USA

Publications

  1. pmc Synchronization analysis of the uterine magnetic activity during contractions
    Ceon Ramon
    Department of Electrical Engineering, University of Washington, Seattle, WA, USA
    Biomed Eng Online 4:55. 2005
  2. pmc Assessing cardiac and neurological maturation during the intrauterine period
    Curtis L Lowery
    Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, AR 72205, USA
    Semin Perinatol 32:263-8. 2008
  3. ncbi request reprint ANGELS and University of Arkansas for Medical Sciences paradigm for distant obstetrical care delivery
    Curtis Lowery
    Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, College of Medicine, University of Arkansas for Medical Sciences, Little Rock, AR 72205, USA
    Am J Obstet Gynecol 196:534.e1-9. 2007
  4. ncbi request reprint Neurodevelopmental changes of fetal pain
    Curtis L Lowery
    Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, AR 72205, USA
    Semin Perinatol 31:275-82. 2007
  5. ncbi request reprint Noninvasive antepartum recording of fetal S-T segment with a newly developed 151-channel magnetic sensor system
    Curtis L Lowery
    Department of Obstetrics and Gynecology, University of Arkansas at Little Rock, USA
    Am J Obstet Gynecol 188:1491-6; discussion 1496-7. 2003
  6. pmc Fetal neurological assessment using noninvasive magnetoencephalography
    Curtis L Lowery
    Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, 4301 West Markham Street, 518, Little Rock, AR 72205, USA
    Clin Perinatol 36:701-9. 2009
  7. ncbi request reprint Development of auditory evoked fields in human fetuses and newborns: a longitudinal MEG study
    Manuela Holst
    Department of Obstetrics and Gynecology, SARA Research Center, University of Arkansas for Medical Sciences, 4301 W Markham St, Slot 518, Little Rock, AR 72205, USA
    Clin Neurophysiol 116:1949-55. 2005
  8. ncbi request reprint Serial magnetoencephalographic study of fetal and newborn auditory discriminative evoked responses
    Rossitza Draganova
    SARA Research Center, Department of Ob Gyn, University of Arkansas for Medical Sciences, 4301 West Markham Street, 518, Little Rock, Arkansas 72205 7199, United States
    Early Hum Dev 83:199-207. 2007
  9. ncbi request reprint Sound frequency change detection in fetuses and newborns, a magnetoencephalographic study
    Rossitza Draganova
    SARA Research Center, Ob Gynecology Department, 4301 West Markham Street, number 518 Little Rock, AR 72205 7199, USA
    Neuroimage 28:354-61. 2005
  10. ncbi request reprint Magnetoencephalographic recordings of visual evoked brain activity in the human fetus
    Hari Eswaran
    Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, 4301 W Markham, Slot 518, Little Rock, AR 72205, USA
    Lancet 360:779-80. 2002

Research Grants

Collaborators

Detail Information

Publications39

  1. pmc Synchronization analysis of the uterine magnetic activity during contractions
    Ceon Ramon
    Department of Electrical Engineering, University of Washington, Seattle, WA, USA
    Biomed Eng Online 4:55. 2005
    ..Synchronization can be an important indicator for the quantification of uterine contractions...
  2. pmc Assessing cardiac and neurological maturation during the intrauterine period
    Curtis L Lowery
    Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, AR 72205, USA
    Semin Perinatol 32:263-8. 2008
    ..We plan to implement such a test protocol for fetuses at high risk for neurological impairment due to certain maternal risk factors and/or fetal diagnostic findings...
  3. ncbi request reprint ANGELS and University of Arkansas for Medical Sciences paradigm for distant obstetrical care delivery
    Curtis Lowery
    Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, College of Medicine, University of Arkansas for Medical Sciences, Little Rock, AR 72205, USA
    Am J Obstet Gynecol 196:534.e1-9. 2007
    ..The described ANGELS model encourages replication among other programs that wish to improve perinatal regionalization attempts in their service areas...
  4. ncbi request reprint Neurodevelopmental changes of fetal pain
    Curtis L Lowery
    Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, AR 72205, USA
    Semin Perinatol 31:275-82. 2007
    ..Scientific data, not religious or political conviction, should guide the desperately needed research in this field. In the meantime, it seems prudent to avoid pain during gestation...
  5. ncbi request reprint Noninvasive antepartum recording of fetal S-T segment with a newly developed 151-channel magnetic sensor system
    Curtis L Lowery
    Department of Obstetrics and Gynecology, University of Arkansas at Little Rock, USA
    Am J Obstet Gynecol 188:1491-6; discussion 1496-7. 2003
    ....
  6. pmc Fetal neurological assessment using noninvasive magnetoencephalography
    Curtis L Lowery
    Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, 4301 West Markham Street, 518, Little Rock, AR 72205, USA
    Clin Perinatol 36:701-9. 2009
    ..A large number of studies that have been conducted and published describing this device since it was brought into operation are referenced throughout the article...
  7. ncbi request reprint Development of auditory evoked fields in human fetuses and newborns: a longitudinal MEG study
    Manuela Holst
    Department of Obstetrics and Gynecology, SARA Research Center, University of Arkansas for Medical Sciences, 4301 W Markham St, Slot 518, Little Rock, AR 72205, USA
    Clin Neurophysiol 116:1949-55. 2005
    ..To investigate the maturation of the auditory cortex by non-invasive recording of auditory evoked magnetic fields in human fetuses and newborns with the relatively novel and completely non-invasive technology of MEG...
  8. ncbi request reprint Serial magnetoencephalographic study of fetal and newborn auditory discriminative evoked responses
    Rossitza Draganova
    SARA Research Center, Department of Ob Gyn, University of Arkansas for Medical Sciences, 4301 West Markham Street, 518, Little Rock, Arkansas 72205 7199, United States
    Early Hum Dev 83:199-207. 2007
    ..The ability of the fetus to detect changes in sounds is a prerequisite to normal development for cognitive function; related to language learning and clinical aspects of auditory disorders...
  9. ncbi request reprint Sound frequency change detection in fetuses and newborns, a magnetoencephalographic study
    Rossitza Draganova
    SARA Research Center, Ob Gynecology Department, 4301 West Markham Street, number 518 Little Rock, AR 72205 7199, USA
    Neuroimage 28:354-61. 2005
    ..The investigation of sound discrimination and related cortical activity of the fetus can help to identify and determine the nature of deficits caused by central processes in the auditory system at very early stages...
  10. ncbi request reprint Magnetoencephalographic recordings of visual evoked brain activity in the human fetus
    Hari Eswaran
    Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, 4301 W Markham, Slot 518, Little Rock, AR 72205, USA
    Lancet 360:779-80. 2002
    ..Six fetuses showed no discernible response. With improvement, this method could aid in the testing of fetal neurological status throughout pregnancy...
  11. ncbi request reprint Fetal magnetoencephalography
    Curtis L Lowery
    University of Arkansas for Medical Sciences, Department of Obstetrics and Gynecology, 4301 W Markham St Slot 518, Little Rock, AR 72205, USA
    Semin Fetal Neonatal Med 11:430-6. 2006
    ..In addition, there is growing evidence that spontaneous brain activity can be recorded in the fetus. This paper explores the current status of the brain-imaging field for fetal investigations and currently available data...
  12. ncbi request reprint Fetal and maternal magnetocardiography during flecainide therapy for supraventricular tachycardia
    J Quaid Campbell
    Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, AR, USA
    Obstet Gynecol 108:767-71. 2006
    ..Fetal magnetocardiography is a noninvasive technique capable of identifying fetal arrhythmias and can simultaneously characterize the cardiac rhythm of the mother and fetus...
  13. ncbi request reprint Fetal magnetoencephalography--a multimodal approach
    Hari Eswaran
    Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, 4301 W Markham, Slot 518, Little Rock, Arkansas 72205, USA
    Brain Res Dev Brain Res 154:57-62. 2005
    ..A multimodal testing approach can improve the ability of the MEG technique to reliably monitor the functional development of the fetal brain...
  14. pmc Extraction, quantification and characterization of uterine magnetomyographic activity--a proof of concept case study
    Hari Eswaran
    Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, 4301 W Markham Slot 518, Little Rock, AR 72205, USA
    Eur J Obstet Gynecol Reprod Biol 144:S96-100. 2009
    ..The objective was to extract, quantify and characterize the uterine magnetomyographic (MMG) signals that correspond to the electrophysiological activity of the uterus...
  15. ncbi request reprint Functional development of the visual system in human fetus using magnetoencephalography
    Hari Eswaran
    Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, AR 72205, USA
    Exp Neurol 190:S52-8. 2004
    ..We present and discuss the results of VER recordings in human fetuses starting at 28 weeks of gestation performed using a 151-channel MEG system...
  16. ncbi request reprint Fetal magnetoencephalography: current progress and trends
    Hubert Preissl
    Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, AR 72205, USA
    Exp Neurol 190:S28-36. 2004
    ....
  17. ncbi request reprint A simple wavelet-based test for evoked responses
    Jonathan D Norton
    Division of Biostatistics, University of Arkansas for Medical Sciences, 4301 West Markham, 781 Little Rock, AR 72205, USA
    J Neurosci Methods 138:157-64. 2004
    ..A significant response (i.e., correlated stimulus-sensor pair) was detected from each patient. This result suggests that the combination of serial recordings and WaveDetect may ensure reliable detection of auditory evoked responses...
  18. ncbi request reprint Prediction of labor in term and preterm pregnancies using non-invasive magnetomyographic recordings of uterine contractions
    Hari Eswaran
    Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, 72205, USA
    Am J Obstet Gynecol 190:1598-602; discussion 1602-3. 2004
    ..The purpose of this study was to characterize the noninvasive magnetic field recordings of the uterine electrophysiological activity in patients reporting onset of uterine contractions...
  19. doi request reprint Late preterm infants: birth outcomes and health care utilization in the first year
    T Mac Bird
    Department of Pediatrics, University of Arkansas for Medical Sciences, Little Rock, Arkansas, USA
    Pediatrics 126:e311-9. 2010
    ....
  20. ncbi request reprint Non-invasive detection and identification of brain activity patterns in the developing fetus
    Hari Eswaran
    Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, 4301 W Markham Slot 518, Little Rock, AR 72205, USA
    Clin Neurophysiol 118:1940-6. 2007
    ..Utilizing a MEG-based device specifically designed to study the fetus, we investigated the presence of salient patterns in spontaneous fetal brain activity...
  21. ncbi request reprint Early maturation of sinus rhythm dynamics in high-risk fetuses
    R B Govindan
    Graduate Institute of Technology, University of Arkansas, Little Rock, AR, USA
    Am J Obstet Gynecol 196:572.e1-7; discussion 572.e7. 2007
    ..The purpose of this study was to compare cardiac dynamics of high-risk and low-risk fetuses using beat to beat variability...
  22. ncbi request reprint First magnetomyographic recordings of uterine activity with spatial-temporal information with a 151-channel sensor array
    Hari Eswaran
    Graduate Institute of Technology, University of Arkansas for Medical Sciences, Little Rock, 72205, USA
    Am J Obstet Gynecol 187:145-51. 2002
    ....
  23. pmc Neonatal and fetal response decrement of evoked responses: a MEG study
    Carolin J Sheridan
    Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, 4301 West Markham Street, Slot 518, Little Rock, AR 72205, USA
    Clin Neurophysiol 119:796-804. 2008
    ..To investigate the response decrements of visual evoked responses (VER) in newborns and assess the applicability of this paradigm to fetuses in magnetoencephalographic (MEG) recordings...
  24. ncbi request reprint Magnetoencephalography in healthy neonates
    Naim Haddad
    Department of Neurology, University of Arkansas for Medical Sciences, Little Rock, AR 72205, USA
    Clin Neurophysiol 117:289-94. 2006
    ..To describe magnetoencephalography (MEG) recordings in a cohort of healthy neonates...
  25. ncbi request reprint Short-term serial magnetoencephalography recordings offetal auditory evoked responses
    Hari Eswaran
    Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, AR, Little Rock 72205, USA
    Neurosci Lett 331:128-32. 2002
    ..In 80% of subjects, auditory evoked responses were detected at least once. In healthy fetuses, serial recordings over a short span of time increased the rate of detecting fetal evoked response...
  26. ncbi request reprint Prolonged morphine exposure in utero causes fetal and placental vasoconstriction: a case report
    Laura R Collins
    Department of Obstetrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas, USA
    J Matern Fetal Neonatal Med 17:417-21. 2005
    ..Fetal heart tracings were also concerning. Fetal status improved after a change to fentanyl infusion, a shorter acting opioid. Caution is recommended when long-term chronic narcotic infusion is used in pregnancy...
  27. pmc Evaluating the effect of hospital and insurance type on the risk of 1-year mortality of very low birth weight infants: controlling for selection bias
    Songthip Ounpraseuth
    Department of Biostatistics, University of Arkansas for Medical Sciences, Little Rock, AR 72205, USA
    Med Care 50:353-60. 2012
    ..We examined the effect of hospital type and medical coverage on the risk of 1-year mortality of very low birth weight (VLBW) infants while adjusting for possible selection bias...
  28. pmc Integrated approach for fetal QRS detection
    James D Wilson
    Graduate Institute of Technology, University of Arkansas, Little Rock, AR 72204, USA
    IEEE Trans Biomed Eng 55:2190-7. 2008
    ..We compared the Hilbert method, ICA, ICA + Hilbert, and raw signals and found that the Hilbert method gave the best overall performance. We demonstrated that there were approximately 171 errors in 46,789 fetal heart beats...
  29. pmc Adaptive rule based fetal QRS complex detection using Hilbert transform
    Umit D Ulusar
    Graduate Institute of Technology, University of Arkansas at Little Rock, AR 72204, USA
    Conf Proc IEEE Eng Med Biol Soc 2009:4666-9. 2009
    ..The algorithm has been tested with a large number of datasets and promising results were obtained...
  30. pmc Detection of discontinuous patterns in spontaneous brain activity of neonates and fetuses
    Srinivasan Vairavan
    Graduate Institute of Technology, University of Arkansas at Little Rock, Little Rock, AR 72204, USA
    IEEE Trans Biomed Eng 56:2725-9. 2009
    ..Further, using the frequency property of the HP approach, burst duration and interburst interval were computed for the discontinuous patterns detected and they are in agreement with reported values...
  31. ncbi request reprint The effect of fetal heart signals on fetal magnetoencephalogram recordings: a possible explanation for increased spectral power in case of intrauterine growth-retarded pregnancies
    Hubert Preissl
    Prenat Diagn 23:603-5. 2003
  32. ncbi request reprint Fetal MEG redistribution by projection operators
    Jiri Vrba
    VSM MedTech Ltd, Coquitlam, BC, Canada, V3K 7B2
    IEEE Trans Biomed Eng 51:1207-18. 2004
    ..The corrected fMEG signal topography then corresponds to the dipole forward solution, but without orthogonal projection. We illustrate the redistribution correction on an example of experimentally measured flash evoked fMEG...
  33. ncbi request reprint Equity in the development of telemedicine sites in an Arkansas high-risk pregnancy programme
    David W Britt
    Fetal Medicine Foundation of America, New York, NY 10021, USA
    J Telemed Telecare 12:242-5. 2006
    ..This is significant in view of the concentration of poor minorities in certain areas, which historically have not been matched by past distribution of resources...
  34. ncbi request reprint Fetal magnetoencephalography: viewing the developing brain in utero
    Hubert Preissl
    MEG Center, University of Tubingen, 72074 Tubingen, Germany
    Int Rev Neurobiol 68:1-23. 2005
  35. ncbi request reprint A two-period assessment of changes in specialist contact in a high-risk pregnancy telemedical program
    David W Britt
    Social and Behavioral Research, Fetal Medicine Foundation of America, New York, New York 10021, USA
    Telemed J E Health 12:35-41. 2006
    ..We conclude that the rollout of the ANGELS program is changing the shape of high-risk patient care in Arkansas, and we attribute that to an evolving collegial network between specialists and generalists...
  36. ncbi request reprint Real-time fetal heart monitoring in biomagnetic measurements using adaptive real-time ICA
    Stephan Waldert
    MEG Center, University of Tubingen, 72076 Tubingen, Germany
    IEEE Trans Biomed Eng 54:1867-74. 2007
    ..This algorithm has been named Adaptive Real-time ICA (ARICA) and is applicable to real-time artifact removal as well as to related blind signal separation problems...
  37. ncbi request reprint Findings from selective serotonin reuptake inhibitor-exposed neonates should be interpreted with caution
    Jonathan D Norton
    Pediatrics 114:1739-40; author reply 1740-1. 2004
  38. doi request reprint Detection of uterine MMG contractions using a multiple change point estimator and the K-means cluster algorithm
    Patricio S La Rosa
    Department of Electrical and Systems Engineering, Washington University in St Louis, St Louis, MO 63130, USA
    IEEE Trans Biomed Eng 55:453-67. 2008
    ..We also analyze the fusion of the decision signals from all the sensors as in the parallel distributed detection approach...
  39. ncbi request reprint Effects of mode of delivery on mortality and severe brain injury in extremely low birth weight infants in Arkansas
    Chad A Barber
    J Ark Med Soc 104:63-6. 2007
    ..7% (36/135) vs. 10% (24/239) for cesarean section (P < .0001). Cesarean delivery was associated with higher odds of survival without severe brain injury (SBI) (OR = 2.33, 95% CI [1.36, 4.00])...

Research Grants13

  1. FETAL MAGNETOENCEPHALOGRAPHY AND EVOKED POTENTIALS
    Curtis L Lowery; Fiscal Year: 2010
    ..Relevance: In this proposal our goal is to further the development of techniques to improve validation procedure for auditory and visual evoked responses and fetal spontaneous brain activity. ..
  2. FETAL MAGNETOENCEPHALOGRAPHY AND EVOKED POTENTIALS
    Curtis Lowery; Fiscal Year: 2006
    ..Determine the maturation of brain responses in-utero and compare the responses to newborns in a normal population to generate normative data6. Determine fetal brain development in abnormal fetuses ..
  3. Temporal-Spatial Biomagnetic Fields of the Fetus
    Curtis Lowery; Fiscal Year: 2004
    ..In the future, the device, analysis tools, and datasets should be accessible to outside researchers for their own studies and collaborating efforts, by means of secure and fast Internet access. ..
  4. FETAL MAGNETOENCEPHALOGRAPHY AND EVOKED POTENTIALS
    Curtis Lowery; Fiscal Year: 2000
    ..We now propose the design and construction of a large, curved array (850 cm2) engineered to fit the contour of the mother's anterior abdominal wall and to allow non-invasive fetal neurological evaluation. ..
  5. FETAL MAGNETOENCEPHALOGRAPHY AND EVOKED POTENTIALS
    Curtis Lowery; Fiscal Year: 2009
    ..Relevance: In this proposal our goal is to further the development of techniques to improve validation procedure for auditory and visual evoked responses and fetal spontaneous brain activity. ..