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Keywords
Last Name
Institution

connectionLee H. Schwamm, M.D.

Co-Authors

This is a "connection" page, showing publications co-authored by Lee Schwamm and Pamela Schaefer.

 
Connection Strength
 
 
 
3.226
 
  1. Schaefer PW, Huisman TA, Sorensen AG, Gonzalez RG, Schwamm LH. Diffusion-weighted MR imaging in closed head injury: high correlation with initial glasgow coma scale score and score on modified Rankin scale at discharge. Radiology. 2004 Oct; 233(1):58-66.
    View in: PubMed
    Score: 0.413
  2. Schaefer PW, Gonzalez RG, Hunter G, Wang B, Koroshetz WJ, Schwamm LH. Diagnostic value of apparent diffusion coefficient hyperintensity in selected patients with acute neurologic deficits. J Neuroimaging. 2001 Oct; 11(4):369-80.
    View in: PubMed
    Score: 0.339
  3. Schaefer PW, Buonanno FS, Gonzalez RG, Schwamm LH. Diffusion-weighted imaging discriminates between cytotoxic and vasogenic edema in a patient with eclampsia. Stroke. 1997 May; 28(5):1082-5.
    View in: PubMed
    Score: 0.249
  4. Schaefer PW, Pulli B, Copen WA, Hirsch JA, Leslie-Mazwi T, Schwamm LH, Wu O, González RG, Yoo AJ. Combining MRI with NIHSS thresholds to predict outcome in acute ischemic stroke: value for patient selection. AJNR Am J Neuroradiol. 2015 Feb; 36(2):259-64.
    View in: PubMed
    Score: 0.208
  5. Yoo AJ, Barak ER, Copen WA, Kamalian S, Gharai LR, Pervez MA, Schwamm LH, González RG, Schaefer PW. Combining acute diffusion-weighted imaging and mean transmit time lesion volumes with National Institutes of Health Stroke Scale Score improves the prediction of acute stroke outcome. Stroke. 2010 Aug; 41(8):1728-35.
    View in: PubMed
    Score: 0.155
  6. Sims JR, Gharai LR, Schaefer PW, Vangel M, Rosenthal ES, Lev MH, Schwamm LH. ABC/2 for rapid clinical estimate of infarct, perfusion, and mismatch volumes. Neurology. 2009 Jun 16; 72(24):2104-10.
    View in: PubMed
    Score: 0.144
  7. Copen WA, Rezai Gharai L, Barak ER, Schwamm LH, Wu O, Kamalian S, Gonzalez RG, Schaefer PW. Existence of the diffusion-perfusion mismatch within 24 hours after onset of acute stroke: dependence on proximal arterial occlusion. Radiology. 2009 Mar; 250(3):878-86.
    View in: PubMed
    Score: 0.141
  8. Schaefer PW, Barak ER, Kamalian S, Gharai LR, Schwamm L, Gonzalez RG, Lev MH. Quantitative assessment of core/penumbra mismatch in acute stroke: CT and MR perfusion imaging are strongly correlated when sufficient brain volume is imaged. Stroke. 2008 Nov; 39(11):2986-92.
    View in: PubMed
    Score: 0.136
  9. Schaefer PW, Yoo AJ, Bell D, Barak ER, Romero JM, Nogueira RG, Lev MH, Schwamm LH, Gonzalez RG, Hirsch JA. CT angiography-source image hypoattenuation predicts clinical outcome in posterior circulation strokes treated with intra-arterial therapy. Stroke. 2008 Nov; 39(11):3107-9.
    View in: PubMed
    Score: 0.136
  10. Schaefer PW, Roccatagliata L, Ledezma C, Hoh B, Schwamm LH, Koroshetz W, Gonzalez RG, Lev MH. First-pass quantitative CT perfusion identifies thresholds for salvageable penumbra in acute stroke patients treated with intra-arterial therapy. AJNR Am J Neuroradiol. 2006 Jan; 27(1):20-5.
    View in: PubMed
    Score: 0.114
  11. Schwamm LH, Rosenthal ES, Hirshberg A, Schaefer PW, Little EA, Kvedar JC, Petkovska I, Koroshetz WJ, Levine SR. Virtual TeleStroke support for the emergency department evaluation of acute stroke. Acad Emerg Med. 2004 Nov; 11(11):1193-7.
    View in: PubMed
    Score: 0.105
  12. Schaefer PW, Hassankhani A, Putman C, Sorensen AG, Schwamm L, Koroshetz W, Gonzalez RG. Characterization and evolution of diffusion MR imaging abnormalities in stroke patients undergoing intra-arterial thrombolysis. AJNR Am J Neuroradiol. 2004 Jun-Jul; 25(6):951-7.
    View in: PubMed
    Score: 0.102
  13. Schaefer PW, Hunter GJ, He J, Hamberg LM, Sorensen AG, Schwamm LH, Koroshetz WJ, Gonzalez RG. Predicting cerebral ischemic infarct volume with diffusion and perfusion MR imaging. AJNR Am J Neuroradiol. 2002 Nov-Dec; 23(10):1785-94.
    View in: PubMed
    Score: 0.091
  14. Greer DM, Schaefer PW, Schwamm LH. Unilateral temporal lobe stroke causing ischemic transient global amnesia: role for diffusion-weighted imaging in the initial evaluation. J Neuroimaging. 2001 Jul; 11(3):317-9.
    View in: PubMed
    Score: 0.083
  15. Golomb MR, Durand ML, Schaefer PW, McDonald CT, Maia M, Schwamm LH. A case of immunotherapy-responsive eastern equine encephalitis with diffusion-weighted imaging. Neurology. 2001 Feb 13; 56(3):420-1.
    View in: PubMed
    Score: 0.081
  16. Schwamm LH, Koroshetz WJ, Sorensen AG, Wang B, Copen WA, Budzik R, Rordorf G, Buonanno FS, Schaefer PW, Gonzalez RG. Time course of lesion development in patients with acute stroke: serial diffusion- and hemodynamic-weighted magnetic resonance imaging. Stroke. 1998 Nov; 29(11):2268-76.
    View in: PubMed
    Score: 0.069
  17. Leslie-Mazwi TM, Hirsch JA, Falcone GJ, Schaefer PW, Lev MH, Rabinov JD, Rost NS, Schwamm L, González RG. Endovascular Stroke Treatment Outcomes After Patient Selection Based on Magnetic Resonance Imaging and Clinical Criteria. JAMA Neurol. 2016 Jan; 73(1):43-9.
    View in: PubMed
    Score: 0.057
  18. Copen WA, Morais LT, Wu O, Schwamm LH, Schaefer PW, González RG, Yoo AJ. In Acute Stroke, Can CT Perfusion-Derived Cerebral Blood Volume Maps Substitute for Diffusion-Weighted Imaging in Identifying the Ischemic Core? PLoS One. 2015; 10(7):e0133566.
    View in: PubMed
    Score: 0.055
  19. Copen WA, Deipolyi AR, Schaefer PW, Schwamm LH, González RG, Wu O. Exposing hidden truncation-related errors in acute stroke perfusion imaging. AJNR Am J Neuroradiol. 2015 Apr; 36(4):638-45.
    View in: PubMed
    Score: 0.053
  20. Hakimelahi R, Vachha BA, Copen WA, Papini GD, He J, Higazi MM, Lev MH, Schaefer PW, Yoo AJ, Schwamm LH, González RG. Time and diffusion lesion size in major anterior circulation ischemic strokes. Stroke. 2014 Oct; 45(10):2936-41.
    View in: PubMed
    Score: 0.052
  21. Hakimelahi R, Yoo AJ, He J, Schwamm LH, Lev MH, Schaefer PW, González RG. Rapid identification of a major diffusion/perfusion mismatch in distal internal carotid artery or middle cerebral artery ischemic stroke. BMC Neurol. 2012 Nov 05; 12:132.
    View in: PubMed
    Score: 0.046
  22. Deipolyi AR, Wu O, Macklin EA, Schaefer PW, Schwamm LH, Gilberto Gonzalez R, Copen WA. Reliability of cerebral blood volume maps as a substitute for diffusion-weighted imaging in acute ischemic stroke. J Magn Reson Imaging. 2012 Nov; 36(5):1083-7.
    View in: PubMed
    Score: 0.045
  23. Yoo AJ, Chaudhry ZA, Nogueira RG, Lev MH, Schaefer PW, Schwamm LH, Hirsch JA, González RG. Infarct volume is a pivotal biomarker after intra-arterial stroke therapy. Stroke. 2012 May; 43(5):1323-30.
    View in: PubMed
    Score: 0.044
  24. Rosenthal ES, Schwamm LH, Roccatagliata L, Coutts SB, Demchuk AM, Schaefer PW, Gonzalez RG, Hill MD, Halpern EF, Lev MH. Role of recanalization in acute stroke outcome: rationale for a CT angiogram-based "benefit of recanalization" model. AJNR Am J Neuroradiol. 2008 Sep; 29(8):1471-5.
    View in: PubMed
    Score: 0.034
  25. Torres-Mozqueda F, He J, Yeh IB, Schwamm LH, Lev MH, Schaefer PW, González RG. An acute ischemic stroke classification instrument that includes CT or MR angiography: the Boston Acute Stroke Imaging Scale. AJNR Am J Neuroradiol. 2008 Jun; 29(6):1111-7.
    View in: PubMed
    Score: 0.033
  26. Huisman TA, Schwamm LH, Schaefer PW, Koroshetz WJ, Shetty-Alva N, Ozsunar Y, Wu O, Sorensen AG. Diffusion tensor imaging as potential biomarker of white matter injury in diffuse axonal injury. AJNR Am J Neuroradiol. 2004 Mar; 25(3):370-6.
    View in: PubMed
    Score: 0.025
  27. Wu O, Østergaard L, Koroshetz WJ, Schwamm LH, O'Donnell J, Schaefer PW, Rosen BR, Weisskoff RM, Sorensen AG. Effects of tracer arrival time on flow estimates in MR perfusion-weighted imaging. Magn Reson Med. 2003 Oct; 50(4):856-64.
    View in: PubMed
    Score: 0.024
  28. Romero J, Schaefer P, McDonald C, Schwamm L, González RG. Conventional magnetic resonance imaging of acute stroke. Semin Roentgenol. 2002 Jul; 37(3):206-11.
    View in: PubMed
    Score: 0.022
  29. Ay H, Oliveira-Filho J, Buonanno FS, Schaefer PW, Furie KL, Chang YC, Rordorf G, Schwamm LH, Gonzalez RG, Koroshetz WJ. 'Footprints' of transient ischemic attacks: a diffusion-weighted MRI study. Cerebrovasc Dis. 2002; 14(3-4):177-86.
    View in: PubMed
    Score: 0.022
  30. Copen WA, Schwamm LH, González RG, Wu O, Harmath CB, Schaefer PW, Koroshetz WJ, Sorensen AG. Ischemic stroke: effects of etiology and patient age on the time course of the core apparent diffusion coefficient. Radiology. 2001 Oct; 221(1):27-34.
    View in: PubMed
    Score: 0.021
  31. Grant PE, He J, Halpern EF, Wu O, Schaefer PW, Schwamm LH, Budzik RF, Sorensen AG, Koroshetz WJ, Gonzalez RG. Frequency and clinical context of decreased apparent diffusion coefficient reversal in the human brain. Radiology. 2001 Oct; 221(1):43-50.
    View in: PubMed
    Score: 0.021
  32. Ay H, Oliveira-Filho J, Buonanno FS, Ezzeddine M, Schaefer PW, Rordorf G, Schwamm LH, Gonzalez RG, Koroshetz WJ. Diffusion-weighted imaging identifies a subset of lacunar infarction associated with embolic source. Stroke. 1999 Dec; 30(12):2644-50.
    View in: PubMed
    Score: 0.019
  33. Ay H, Buonanno FS, Rordorf G, Schaefer PW, Schwamm LH, Wu O, Gonzalez RG, Yamada K, Sorensen GA, Koroshetz WJ. Normal diffusion-weighted MRI during stroke-like deficits. Neurology. 1999 Jun 10; 52(9):1784-92.
    View in: PubMed
    Score: 0.018
  34. Rordorf G, Koroshetz WJ, Copen WA, Gonzalez G, Yamada K, Schaefer PW, Schwamm LH, Ogilvy CS, Sorensen AG. Diffusion- and perfusion-weighted imaging in vasospasm after subarachnoid hemorrhage. Stroke. 1999 Mar; 30(3):599-605.
    View in: PubMed
    Score: 0.018
  35. González RG, Schaefer PW, Buonanno FS, Schwamm LH, Budzik RF, Rordorf G, Wang B, Sorensen AG, Koroshetz WJ. Diffusion-weighted MR imaging: diagnostic accuracy in patients imaged within 6 hours of stroke symptom onset. Radiology. 1999 Jan; 210(1):155-62.
    View in: PubMed
    Score: 0.017
  36. Rordorf G, Koroshetz WJ, Copen WA, Cramer SC, Schaefer PW, Budzik RF, Schwamm LH, Buonanno F, Sorensen AG, Gonzalez G. Regional ischemia and ischemic injury in patients with acute middle cerebral artery stroke as defined by early diffusion-weighted and perfusion-weighted MRI. Stroke. 1998 May; 29(5):939-43.
    View in: PubMed
    Score: 0.017
  37. Hunter GJ, Hamberg LM, Ponzo JA, Huang-Hellinger FR, Morris PP, Rabinov J, Farkas J, Lev MH, Schaefer PW, Ogilvy CS, Schwamm L, Buonanno FS, Koroshetz WJ, Wolf GL, González RG. Assessment of cerebral perfusion and arterial anatomy in hyperacute stroke with three-dimensional functional CT: early clinical results. AJNR Am J Neuroradiol. 1998 Jan; 19(1):29-37.
    View in: PubMed
    Score: 0.016
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