S C Johnston

Summary

Affiliation: University of California
Country: USA

Publications

  1. ncbi request reprint Surgical and endovascular treatment of unruptured cerebral aneurysms at university hospitals
    S C Johnston
    Department of Neurology, University of California, San Francisco 94143 0114, USA
    Neurology 52:1799-805. 1999
  2. ncbi request reprint C-reactive protein levels and viable Chlamydia pneumoniae in carotid artery atherosclerosis
    S C Johnston
    Neurovascular Service, Department of Neurology, University of California, San Francisco, USA
    Stroke 32:2748-52. 2001
  3. ncbi request reprint Chronic dyspnea and hyperventilation in an awake patient with small subcortical infarcts
    S C Johnston
    Neurovascular Service, Department of Neurology, University of California, San Francisco, CA 94143 0114, USA
    Neurology 57:2131-3. 2001
  4. ncbi request reprint Identifying confounding by indication through blinded prospective review
    S C Johnston
    Neurovascular Service, Department of Neurology, Box 0114, University of California, San Francisco, 505 Parnassus Avenue, San Francisco, CA 94143 0114, USA
    Am J Epidemiol 154:276-84. 2001
  5. ncbi request reprint Utilization of intravenous tissue-type plasminogen activator for ischemic stroke at academic medical centers: the influence of ethnicity
    S C Johnston
    Neurovascular Service, Department of Neurology, University of California, San Francisco, CA 94143 0114, USA
    Stroke 32:1061-8. 2001
  6. ncbi request reprint Treatment of unruptured cerebral aneurysms in California
    S C Johnston
    Neurovascular Service, Department of Neurology, University of California at San Francisco, San Francisco, CA 94143 0114, USA
    Stroke 32:597-605. 2001
  7. ncbi request reprint Short-term prognosis after emergency department diagnosis of TIA
    S C Johnston
    Department of Neurology, University of California, San Francisco 94143 0114, USA
    JAMA 284:2901-6. 2000
  8. ncbi request reprint Combining ecological and individual variables to reduce confounding by indication: case study--subarachnoid hemorrhage treatment
    S C Johnston
    Neurovascular Service, Department of Neurology, University of California, San Francisco, 505 Parnassus Ave, San Francisco, CA 94143 0114, USA
    J Clin Epidemiol 53:1236-41. 2000
  9. ncbi request reprint Which unruptured cerebral aneurysms should be treated? A cost-utility analysis
    S C Johnston
    Department of Neurology, University of California, San Francisco 94143 0114, USA
    Neurology 52:1806-15. 1999
  10. ncbi request reprint Effect of endovascular services and hospital volume on cerebral aneurysm treatment outcomes
    S C Johnston
    Neurovascular Service, Department of Neurology, University of California at San Francisco, 94143 0114, USA
    Stroke 31:111-7. 2000

Detail Information

Publications30

  1. ncbi request reprint Surgical and endovascular treatment of unruptured cerebral aneurysms at university hospitals
    S C Johnston
    Department of Neurology, University of California, San Francisco 94143 0114, USA
    Neurology 52:1799-805. 1999
    ..To compare complications of surgical clipping and coil embolization in the treatment of unruptured aneurysms...
  2. ncbi request reprint C-reactive protein levels and viable Chlamydia pneumoniae in carotid artery atherosclerosis
    S C Johnston
    Neurovascular Service, Department of Neurology, University of California, San Francisco, USA
    Stroke 32:2748-52. 2001
    ....
  3. ncbi request reprint Chronic dyspnea and hyperventilation in an awake patient with small subcortical infarcts
    S C Johnston
    Neurovascular Service, Department of Neurology, University of California, San Francisco, CA 94143 0114, USA
    Neurology 57:2131-3. 2001
    ..Central neurogenic hyperventilation was diagnosed in this alert patient. The case may illustrate a role for the thalamus in regulating ventilation, but another small infarct not visible on MRI also could be responsible...
  4. ncbi request reprint Identifying confounding by indication through blinded prospective review
    S C Johnston
    Neurovascular Service, Department of Neurology, Box 0114, University of California, San Francisco, 505 Parnassus Avenue, San Francisco, CA 94143 0114, USA
    Am J Epidemiol 154:276-84. 2001
    ..Blinded prospective review may provide an unbiased observational study design with which to define a cohort that could have received any of the treatments being compared and to measure and adjust for overall perceived procedural risk...
  5. ncbi request reprint Utilization of intravenous tissue-type plasminogen activator for ischemic stroke at academic medical centers: the influence of ethnicity
    S C Johnston
    Neurovascular Service, Department of Neurology, University of California, San Francisco, CA 94143 0114, USA
    Stroke 32:1061-8. 2001
    ..We sought to measure the overall rate of usage of tissue-type plasminogen activator (tPA) for ischemic stroke at academic medical centers, and to determine whether ethnicity was associated with usage...
  6. ncbi request reprint Treatment of unruptured cerebral aneurysms in California
    S C Johnston
    Neurovascular Service, Department of Neurology, University of California at San Francisco, San Francisco, CA 94143 0114, USA
    Stroke 32:597-605. 2001
    ..The impact of endovascular therapy on treatment outcomes of unruptured cerebral aneurysms has not been studied in a defined geographic area...
  7. ncbi request reprint Short-term prognosis after emergency department diagnosis of TIA
    S C Johnston
    Department of Neurology, University of California, San Francisco 94143 0114, USA
    JAMA 284:2901-6. 2000
    ..Defining the short-term prognosis and risk factors for stroke after TIA may provide guidance in determining which patients need rapid evaluation...
  8. ncbi request reprint Combining ecological and individual variables to reduce confounding by indication: case study--subarachnoid hemorrhage treatment
    S C Johnston
    Neurovascular Service, Department of Neurology, University of California, San Francisco, 505 Parnassus Ave, San Francisco, CA 94143 0114, USA
    J Clin Epidemiol 53:1236-41. 2000
    ....
  9. ncbi request reprint Which unruptured cerebral aneurysms should be treated? A cost-utility analysis
    S C Johnston
    Department of Neurology, University of California, San Francisco 94143 0114, USA
    Neurology 52:1806-15. 1999
    ..To determine which unruptured cerebral aneurysms should be treated considering the risks. benefits, and costs...
  10. ncbi request reprint Effect of endovascular services and hospital volume on cerebral aneurysm treatment outcomes
    S C Johnston
    Neurovascular Service, Department of Neurology, University of California at San Francisco, 94143 0114, USA
    Stroke 31:111-7. 2000
    ..Whether the availability of these therapies improves outcomes at these institutions has not been evaluated...
  11. ncbi request reprint Characteristics of academic medical centers and ischemic stroke outcomes
    L A Gillum
    Department of Neurology, University of California, San Francisco, USA
    Stroke 32:2137-42. 2001
    ..01). CONCLUSIONS: Academic medical centers with a vascular neurologist and those with written guidelines limiting tPA administration to neurologists had lower rates of in-hospital mortality for ischemic stroke patients...
  12. ncbi request reprint Do the Brain Attack Coalition's criteria for stroke centers improve care for ischemic stroke?
    V C Douglas
    Department of Neurology, University of California, San Francisco, CA 94143 0114, USA
    Neurology 64:422-7. 2005
    ..In 2000, the Brain Attack Coalition (BAC) recommended 11 major criteria for the establishment of primary stroke centers. The BAC relied heavily on expert opinion because evidence supporting the criteria was sparse...
  13. ncbi request reprint Hormone therapy and the risk of stroke after acute myocardial infarction in postmenopausal women
    B G Angeja
    Department of Medicine, University of California, San Francisco, California 94143, USA
    J Am Coll Cardiol 38:1297-301. 2001
    ..We examined the association of hormone therapy (HRT) with hemorrhagic and ischemic stroke among postmenopausal women with acute myocardial infarction (AMI)...
  14. ncbi request reprint The ICH score: a simple, reliable grading scale for intracerebral hemorrhage
    J C Hemphill
    Department of Neurology, University of California, San Francisco, USA
    Stroke 32:891-7. 2001
    ..Despite several existing outcome prediction models for ICH, there is no standard clinical grading scale for ICH analogous to those for traumatic brain injury, subarachnoid hemorrhage, or ischemic stroke...
  15. ncbi request reprint Distinguishing intracerebral hemorrhages caused by arteriovenous malformations
    N U Ko
    Department of Neurology, University of California at San Francisco, California 94143 0114, USA
    Cerebrovasc Dis 15:206-9. 2003
    ..There is a shortage of data addressing the clinical characteristics of patients with arteriovenous malformations (AVMs) who present with intracerebral hemorrhages (ICH)...
  16. ncbi request reprint Spinal manipulative therapy is an independent risk factor for vertebral artery dissection
    W S Smith
    Department of Neurology, University of California, San Francisco 94143 0114, USA
    Neurology 60:1424-8. 2003
    ..To determine whether spinal manipulative therapy (SMT) is an independent risk factor for cervical artery dissection...
  17. ncbi request reprint Education and the cognitive decline associated with MRI-defined brain infarct
    J S Elkins
    Department of Neurology, University of California, San Francisco, CA 94143, USA
    Neurology 67:435-40. 2006
    ..To assess whether educational attainment, a correlate of cognitive reserve, predicts the amount of cognitive decline associated with a new brain infarct...
  18. ncbi request reprint Evaluation of carotid stenosis using CT angiography in the initial evaluation of stroke and TIA
    S A Josephson
    Department of Neurology, University of California, San Francisco, CA, USA
    Neurology 63:457-60. 2004
    ..To evaluate the accuracy of CTA, the authors compared the degree of stenosis found using CTA with digital subtraction angiography (DSA) in consecutive patients during a 3-year period...
  19. pmc The 5-year direct medical cost of neonatal and childhood stroke in a population-based cohort
    M A Gardner
    Department og Pediatrics, University of California, San Francisco, Department of Neurology, San Francisco, CA 94143 0114, USA
    Neurology 74:372-8. 2010
    ..We examined acute and 5-year direct costs of neonatal and childhood stroke in a population-based cohort in Northern California...
  20. ncbi request reprint Stroke risk factors and loss of high cognitive function
    J S Elkins
    University of California, San Francisco, CA 94143 0114, USA
    Neurology 63:793-9. 2004
    ..Individuals with high levels of cognitive function after midlife may have less exposure to these stroke risk factors or may be less susceptible to their effects on cognition...
  21. ncbi request reprint Deaths from stroke in US children, 1979 to 1998
    H J Fullerton
    Department of Neurology, University of California, San Francisco, CA 94143 0114, USA
    Neurology 59:34-9. 2002
    ..As these findings have been attributed to control of stroke risk factors that are less important in children, trends and demographics of childhood stroke mortality are of interest, but have not been explored...
  22. ncbi request reprint Arterial dissection and stroke in children
    H J Fullerton
    Department of Neurology, University of California, San Francisco 94143 0114, USA
    Neurology 57:1155-60. 2001
    ..To describe the clinical characteristics of dissections of cerebral arteries in children...
  23. ncbi request reprint Incidence and mortality of generalized convulsive status epilepticus in California
    Y W Wu
    Department of Neurology, University of California, San Francisco, 94143 0136, USA
    Neurology 58:1070-6. 2002
    ..Few population-based studies of status epilepticus have been performed in the United States...
  24. ncbi request reprint The thickness of the temporal squama and its implication for transcranial sonography
    A A Jarquin-Valdivia
    Department of Neurology, Division of Neurocritical Care, Vascular Ultrasound Laboratory, University of California, San Francisco, USA
    J Neuroimaging 14:139-42. 2004
    ..The authors assessed if the thickness of the temporal bone squama as measured in the "bone window" of the head computerized tomography (CT) scan can predict the transtemporal acoustic window...
  25. doi request reprint Is mechanical clot removal or disruption a cost-effective treatment for acute stroke?
    M N Nguyen-Huynh
    Departments of Neurology, University of California, San Francisco, 94143 0114, USA
    AJNR Am J Neuroradiol 32:244-9. 2011
    ..We examined whether interventions such as mechanical clot removal or disruption with angioplasty are cost-effective for acute ischemic stroke compared with best medical therapy...
  26. pmc A randomized trial of hypothesis-driven vs screening neurologic examination
    Hooman Kamel
    Department of Neurology, University of California, San Francisco, CA, USA
    Neurology 77:1395-400. 2011
    ..We hypothesized that trainees would perform better using a hypothesis-driven rather than a traditional screening approach to the neurologic examination...
  27. ncbi request reprint Obstacles to primary stroke prevention in children with sickle cell disease
    H J Fullerton
    University of California, San Francisco, Department of Neurology, Box 0137, San Francisco, CA 94143 0137, USA
    Neurology 67:1098-9. 2006
  28. ncbi request reprint Prevalence and knowledge of transient ischemic attack among US adults
    S C Johnston
    Neurovascular Service, Department of Neurology, University of California, San Francisco, CA 94143 0114, USA
    Neurology 60:1429-34. 2003
    ..Little information is available about public knowledge of TIA and prevalence of a TIA diagnosis...
  29. pmc Genome screen to detect linkage to common susceptibility genes for intracranial and aortic aneurysms
    Bradford B Worrall
    University of Virginia Health System, Department of Neurology, Box 800394, Charlottesville, VA 22908, USA
    Stroke 40:71-6. 2009
    ..We performed a genomewide linkage analysis in multiplex families with both IA and AA from the Familial Intracranial Aneurysm study...
  30. ncbi request reprint Unruptured intracranial aneurysms: the unreliability of clinical judgment, the necessity for evidence, and reasons to participate in a randomized trial
    J Raymond
    Interventional Neuroradiology Research Unit, Department of Radiology, Universite de Montreal, CHUM Notre Dame Hospital, Montreal, Canada
    J Neuroradiol 33:211-9. 2006