Nerissa Ko, MD

Assistant Professor of Clinical Neurology

Department of Neurology, UCSF
Bldg 505 Parnassus, Box-0114
San Francisco, CA 94143
phone: 415-353-8897
email: Nerissa.Ko@ucsfmedctr.org

Research Interests

• Clinical outcome following subarchnoid hemorrhage
• Cerebral blood flow measurement using radioactive Xenon

Selected Publications

• M. Wintermark, N. U. Ko, W. S. Smith, S. Liu, R. T. Higashida and W. P. Dillon. Long-term outcome of endovascular stenting for symptomatic basilar artery stenosis. AJNR Am J Neuroradiol. 2006 27:26-34

• W. Yu, W. S. Smith, V. Singh, N. U. Ko, S. P. Cullen, C. F. Dowd, V. V. Halbach and R. T. Higashida. Long-term outcome of endovascular stenting for symptomatic basilar artery stenosis. Neurology, 2005 64:1055-7

• M. Wintermark, N. J. Fischbein, W. S. Smith, N. U. Ko, M. Quist and W. P. Dillon. Accuracy of dynamic perfusion CT with deconvolution in detecting acute hemispheric stroke. AJNR Am J Neuroradiol. 2005, 26:104-12

• P. P. Tung, E. Olmsted, A. Kopelnik, N. M. Banki, B. J. Drew, N. Ko, M. T. Lawton, W. Smith, E. Foster, W. L. Young and J. G. Zaroff. Plasma B-type natriuretic peptide levels are associated with early cardiac dysfunction after subarachnoid hemorrhage. Stroke 2005, 36:1567-9

• N. U. Ko, A. S. Achrol, A. J. Martin, M. Chopra, D. A. Saloner, R. T. Higashida and W. L. Young. Magnetic resonance perfusion tracks 133Xe cerebral blood flow changes after carotid stenting. Stroke 2006, 36:676-8

• N. U. Ko, A. S. Achrol, M. Chopra, M. Saha, D. Gupta, W. S. Smith, R. T. Higashida and W. L. Young. Cerebral blood flow changes after endovascular treatment of cerebrovascular stenoses. AJNR Am J Neuroradiol.2005, 26:538-42

• N. M. Banki, A. Kopelnik, M. W. Dae, J. Miss, P. Tung, M. T. Lawton, B. J. Drew, E. Foster, W. Smith, W. W. Parmley and J. G. Zaroff. Acute neurocardiogenic injury after subarachnoid hemorrhage. Circulation 2005, 112:3314-9

• H. Ay, K. L. Furie, A. Singhal, W. S. Smith, A. G. Sorensen and W. J. Koroshetz. An evidence-based causative classification system for acute ischemic stroke. Ann Neurol. 2005, 58:688-97

• M. Wintermark, W. S. Smith, N. U. Ko, M. Quist, P. Schnyder and W. P. Dillon. Dynamic perfusion CT: optimizing the temporal resolution and contrast volume for calculation of perfusion CT parameters in stroke patients. AJNR Am J Neuroradiol. 2004, 25:720-9

• W. S. Smith, C. F. Dowd, S. C. Johnston, N. U. Ko, S. J. DeArmond, W. P. Dillon, D. Setty, M. T. Lawton, W. L. Young, R. T. Higashida and V. V. Halbach. Neurotoxicity of intra-arterial papaverine preserved with chlorobutanol used for the treatment of cerebral vasospasm after aneurysmal subarachnoid hemorrhage. Stroke 2004, 35:2518-22

• N. U. Ko, S. C. Johnston, W. L. Young, V. Singh and A. L. Klatsky. Distinguishing intracerebral hemorrhages caused by arteriovenous malformations. Cerebrovasc Dis. 2003, 15:206-9

• L. B. Goldstein, T. G. Brott, R. U. Kothari and W. S. Smith. Clinical stroke trials: guarding against bias. Stroke 1999,30:1165-6.

• S. J. Pleasure, A. Abosch, J. Friedman, N. U. Ko, N. Barbaro, W. Dillon, R. A. Fishman and A. N. Poncelet. Spontaneous intracranial hypotension resulting in stupor caused by diencephalic compression. Neurology 1998, 50:1854-7.