G A Bateman

Summary

Affiliation: New South Wales
Country: Australia

Publications

  1. ncbi The role of altered impedance in the pathophysiology of normal pressure hydrocephalus, Alzheimer's disease and syringomyelia
    Grant A Bateman
    Department of Medical Imaging, John Hunter Hospital, Locked Bag 1, Newcastle Region Mail Center, Newcastle NSW2310, Australia
    Med Hypotheses 63:980-5. 2004
  2. ncbi Pulse-wave encephalopathy: a comparative study of the hydrodynamics of leukoaraiosis and normal-pressure hydrocephalus
    G A Bateman
    Department of Medical Imaging, John Hunter Hospital, Locked Bag 1, Newcastle Region Mail Centre, Newcastle, 2310 Australia
    Neuroradiology 44:740-8. 2002
  3. ncbi The reversibility of reduced cortical vein compliance in normal-pressure hydrocephalus following shunt insertion
    G A Bateman
    Department of Medical Imaging, John Hunter Hospital, Locked Bag 1, Newcastle Region Mail Centre, 2310 Australia
    Neuroradiology 45:65-70. 2003
  4. ncbi Pulse wave encephalopathy: a spectrum hypothesis incorporating Alzheimer's disease, vascular dementia and normal pressure hydrocephalus
    Grant A Bateman
    Department of Medical Imaging, John Hunter Hospital, Newcastle Region Mail Centre, Locked Bag 1, Newcastle 2310, Australia
    Med Hypotheses 62:182-7. 2004
  5. ncbi Idiopathic intracranial hypertension: priapism of the brain?
    Grant A Bateman
    John Hunter Hospital, Department of Medical Imaging, Locked Bag 1, Newcastle Region Mail Center, University of Newcastle, Newcastle, NSW 2310, Australia
    Med Hypotheses 63:549-52. 2004
  6. ncbi Renal venous Doppler sonography in preeclampsia
    Grant A Bateman
    Department of Medical Imaging, John Hunter Hospital, Newcastle, New South Wales, Australia
    J Ultrasound Med 23:1607-11. 2004
  7. ncbi Identification of the penumbra and infarct core on hyperacute noncontrast and perfusion CT
    M W Parsons
    Department of Neurology, John Hunter Hospital, Locked Bag No 1, Hunter Region Mail Centre, NSW, Australia 2310
    Neurology 68:730-6. 2007
  8. ncbi Magnetic resonance imaging quantification of compliance and collateral flow in late-onset idiopathic aqueductal stenosis: venous pathophysiology revisited
    Grant A Bateman
    Department of Medical Imaging, John Hunter Hospital, Newcastle, Australia
    J Neurosurg 107:951-8. 2007
  9. ncbi Idiopathic hydrocephalus in children and idiopathic intracranial hypertension in adults: two manifestations of the same pathophysiological process?
    Grant A Bateman
    Department of Medical Imaging, John Hunter Hospital, Newcastle, Australia
    J Neurosurg 107:439-44. 2007
  10. doi Arterial inflow and venous outflow in idiopathic intracranial hypertension associated with venous outflow stenoses
    Grant A Bateman
    Department of Medical Imaging, John Hunter Hospital, Newcastle Region, Mail Center, Newcastle, New South Wales 2310, Australia
    J Clin Neurosci 15:402-8. 2008

Collaborators

Detail Information

Publications27

  1. ncbi The role of altered impedance in the pathophysiology of normal pressure hydrocephalus, Alzheimer's disease and syringomyelia
    Grant A Bateman
    Department of Medical Imaging, John Hunter Hospital, Locked Bag 1, Newcastle Region Mail Center, Newcastle NSW2310, Australia
    Med Hypotheses 63:980-5. 2004
    ....
  2. ncbi Pulse-wave encephalopathy: a comparative study of the hydrodynamics of leukoaraiosis and normal-pressure hydrocephalus
    G A Bateman
    Department of Medical Imaging, John Hunter Hospital, Locked Bag 1, Newcastle Region Mail Centre, Newcastle, 2310 Australia
    Neuroradiology 44:740-8. 2002
    ..Thus, leukoaraiosis and NPH share increased arterial and sinus pulsatility. In leukoaraiosis cortical vein compliance is initially increased but in severe leukoaraiosis and NPH it is reduced...
  3. ncbi The reversibility of reduced cortical vein compliance in normal-pressure hydrocephalus following shunt insertion
    G A Bateman
    Department of Medical Imaging, John Hunter Hospital, Locked Bag 1, Newcastle Region Mail Centre, 2310 Australia
    Neuroradiology 45:65-70. 2003
    ..These findings suggest that reversible elevation in cortical vein pressure and reversal of the normal absorption pathway for cerebrospinal fluid may be behind the pathophysiology of NPH...
  4. ncbi Pulse wave encephalopathy: a spectrum hypothesis incorporating Alzheimer's disease, vascular dementia and normal pressure hydrocephalus
    Grant A Bateman
    Department of Medical Imaging, John Hunter Hospital, Newcastle Region Mail Centre, Locked Bag 1, Newcastle 2310, Australia
    Med Hypotheses 62:182-7. 2004
    ..This interaction is predominately dependant on the compliance of the craniospinal cavity and the chronicity of the increased pulse wave stress...
  5. ncbi Idiopathic intracranial hypertension: priapism of the brain?
    Grant A Bateman
    John Hunter Hospital, Department of Medical Imaging, Locked Bag 1, Newcastle Region Mail Center, University of Newcastle, Newcastle, NSW 2310, Australia
    Med Hypotheses 63:549-52. 2004
    ..Review of the literature suggests the pathophysiology of idiopathic intracranial hypertension may be analogous to that of priapism...
  6. ncbi Renal venous Doppler sonography in preeclampsia
    Grant A Bateman
    Department of Medical Imaging, John Hunter Hospital, Newcastle, New South Wales, Australia
    J Ultrasound Med 23:1607-11. 2004
    ..The hypothesis tested in this study was that an elevation in renal venous pulsation may occur in preeclampsia compared with normal pregnancy...
  7. ncbi Identification of the penumbra and infarct core on hyperacute noncontrast and perfusion CT
    M W Parsons
    Department of Neurology, John Hunter Hospital, Locked Bag No 1, Hunter Region Mail Centre, NSW, Australia 2310
    Neurology 68:730-6. 2007
    ....
  8. ncbi Magnetic resonance imaging quantification of compliance and collateral flow in late-onset idiopathic aqueductal stenosis: venous pathophysiology revisited
    Grant A Bateman
    Department of Medical Imaging, John Hunter Hospital, Newcastle, Australia
    J Neurosurg 107:951-8. 2007
    ..Although elevated venous pressure is known to cause hydrocephalus in children, this mechanism has fallen out of favor as a theory in adults...
  9. ncbi Idiopathic hydrocephalus in children and idiopathic intracranial hypertension in adults: two manifestations of the same pathophysiological process?
    Grant A Bateman
    Department of Medical Imaging, John Hunter Hospital, Newcastle, Australia
    J Neurosurg 107:439-44. 2007
    ..The authors used the same methodology to see if the venous pressure elevations noted in childhood hydrocephalus are important...
  10. doi Arterial inflow and venous outflow in idiopathic intracranial hypertension associated with venous outflow stenoses
    Grant A Bateman
    Department of Medical Imaging, John Hunter Hospital, Newcastle Region, Mail Center, Newcastle, New South Wales 2310, Australia
    J Clin Neurosci 15:402-8. 2008
    ..There is a spectrum of findings in IIH; patients with stenoses have lower inflows than those with patent sinuses but still have evidence of collateral flow...
  11. doi The independent predictive utility of computed tomography angiographic collateral status in acute ischaemic stroke
    Ferdinand Miteff
    Department of Neurology, John Hunter Hospital, Newcastle Hunter Region Mail Centre, New South Wales, Australia
    Brain 132:2231-8. 2009
    ....
  12. doi The venous manifestations of pulse wave encephalopathy: windkessel dysfunction in normal aging and senile dementia
    Grant A Bateman
    Department of Medical Imaging, John Hunter Hospital, Locked Bag 1, Newcastle Region Mail Center, 2310 Newcastle, Australia
    Neuroradiology 50:491-7. 2008
    ..The aim of this study was to show that dysfunction of the windkessel mechanism is also a component of normal aging and senile dementia...
  13. doi A mathematical model of idiopathic intracranial hypertension incorporating increased arterial inflow and variable venous outflow collapsibility
    Grant A Bateman
    Department of Medical Imaging, John Hunter Hospital and Newcastle University, Callaghan Campus, Newcastle, Australia
    J Neurosurg 110:446-56. 2009
    ..The aim of this work was to extend a simple model of cerebral hydrodynamics to accommodate a collapsible sinus and elevations in cerebral blood flow in accordance with in vivo measurements...
  14. ncbi Quantitative measurement of cerebral haemodynamics in early vascular dementia and Alzheimer's disease
    Grant A Bateman
    Department of Medical Imaging, John Hunter Hospital, Locked Bag 1, Newcastle Region Mail Center, New South Wales 2310, Australia
    J Clin Neurosci 13:563-8. 2006
    ..05 for both). Early VaD is characterized by normal blood flow, but increased pulsation. Reduced blood flow and an incompliant arterial tree characterize early AD...
  15. ncbi Association between arterial inflow and venous outflow in idiopathic and secondary intracranial hypertension
    Grant A Bateman
    Department of Medical Imaging, John Hunter Hospital, Locked Bag 1, Newcastle Region Mail Center, Newcastle, New South Wales 2310, Australia
    J Clin Neurosci 13:550-6; discussion 557. 2006
    ..In intrinsic venous outflow obstruction, total cerebral inflow is maintained despite a reduction in outflow. In the idiopathic cases, there was cerebral hyperaemia suggesting a derangement of autoregulation...
  16. ncbi The pathophysiology of the aqueduct stroke volume in normal pressure hydrocephalus: can co-morbidity with other forms of dementia be excluded?
    Grant A Bateman
    Department of Medical Imaging, John Hunter Hospital, Locked Bag 1, Newcastle Region Mail Centre, Newcastle, 2310, Australia
    Neuroradiology 47:741-8. 2005
    ..The aqueduct stroke volume depends on the arterial pulse volume and the relative compliance between the arterial tree and brain. The aqueduct stroke volume cannot exclude significant co-morbidity in NPH...
  17. ncbi Can MR measurement of intracranial hydrodynamics and compliance differentiate which patient with idiopathic normal pressure hydrocephalus will improve following shunt insertion?
    G A Bateman
    Department of Medical Imaging, John Hunter Hospital, Newcastle, Australia
    Acta Neurochir (Wien) 149:455-62; discussion 462. 2007
    ..The purpose of this study is to see whether MRI hydrodynamics can differentiate which patients will improve post shunting...
  18. ncbi The pathophysiology of idiopathic normal pressure hydrocephalus: cerebral ischemia or altered venous hemodynamics?
    G A Bateman
    Department of Medical Imaging, John Hunter Hospital, Newcastle, Australia
    AJNR Am J Neuroradiol 29:198-203. 2008
    ....
  19. ncbi Perfusion computed tomography: prediction of final infarct extent and stroke outcome
    Mark W Parsons
    Department of Neurology, John Hunter Hospital, and Hunter Medical Research Institute, University of Newcastle, New South Wales, Australia
    Ann Neurol 58:672-9. 2005
    ..ASPECTS applied to CTP is more accurate at identifying the extent of reversible and irreversible ischemia and at predicting final clinical outcome than NCCTor CTA-SI...
  20. doi Acute ischemic stroke: imaging-guided tenecteplase treatment in an extended time window
    M W Parsons
    Department of Neurology, Radiology, and Centre for Clinical Epidemiology and Biostatistics, John Hunter Hospital Hunter Medical Research Institute, University of Newcastle, Australia
    Neurology 72:915-21. 2009
    ..Tenecteplase is a modified tissue plasminogen activator with a longer half-life and higher fibrin specificity than alteplase...
  21. ncbi CT perfusion source images improve identification of early ischaemic change in hyperacute stroke
    Elizabeth M Pepper
    Department of Neurology, John Hunter Hospital and Hunter Medical Research Institute, University of Newcastle, Locked Bag No 1, Hunter Region Mail Centre, NSW 2310, Australia
    J Clin Neurosci 13:199-205. 2006
    ..Less expert' users accurately identified major early ischaemic change on acute CTPSI. These findings suggest that such physicians might utilise CTPSI to screen potential thrombolysis candidates...
  22. ncbi Renal vein Doppler sonography of obstructive uropathy
    Grant A Bateman
    Discipline of Medicine, University of Newcastle, Callaghan Campus, Callaghan, New South Wales, 2308 Australia
    AJR Am J Roentgenol 178:921-5. 2002
    ..We tested the hypothesis that acute obstruction of the renal collecting system reduces the intraparenchymal renal compliance, which affects the intraparenchymal venous blood flow to a greater degree than the arterial flow...
  23. ncbi Vascular hydraulics associated with idiopathic and secondary intracranial hypertension
    Grant A Bateman
    Department of Medical Imaging, John Hunter Hospital, Newcastle, Australia
    AJNR Am J Neuroradiol 23:1180-6. 2002
    ..The purpose of this study was to measure vascular flow and pulsatility characteristics with a noninvasive MR imaging method...
  24. ncbi Stenoses in idiopathic intracranial hypertension: to stent or not to stent?
    Grant A Bateman
    AJNR Am J Neuroradiol 29:215; author reply 215-6. 2008
  25. ncbi Cerebrospinal fluid pulsation
    Grant A Bateman
    J Neurosurg 106:197-9; author reply 199-202. 2007
  26. ncbi Ventricular lactate in normal pressure hydrocephalus: from where has it come to where does it go?
    Grant A Bateman
    AJNR Am J Neuroradiol 23:1061; author reply 1061-2. 2002
  27. ncbi Extending the hydrodynamic hypothesis in chronic hydrocephalus
    Grant A Bateman
    Neurosurg Rev 28:333-4. 2005