Harvard Catalyst Profiles

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Lee H. Schwamm, M.D.

Co-Author

This page shows the publications co-authored by Lee Schwamm and Michael Lev.
Connection Strength

2.676
  1. Schwamm LH, Rosenthal ES, Swap CJ, Rosand J, Rordorf G, Buonanno FS, Vangel MG, Koroshetz WJ, Lev MH. Hypoattenuation on CT angiographic source images predicts risk of intracerebral hemorrhage and outcome after intra-arterial reperfusion therapy. AJNR Am J Neuroradiol. 2005 Aug; 26(7):1798-803.
    View in: PubMed
    Score: 0.350
  2. Lev MH, Segal AZ, Farkas J, Hossain ST, Putman C, Hunter GJ, Budzik R, Harris GJ, Buonanno FS, Ezzeddine MA, Chang Y, Koroshetz WJ, Gonzalez RG, Schwamm LH. Utility of perfusion-weighted CT imaging in acute middle cerebral artery stroke treated with intra-arterial thrombolysis: prediction of final infarct volume and clinical outcome. Stroke. 2001 Sep; 32(9):2021-8.
    View in: PubMed
    Score: 0.267
  3. Lev MH, Romero JM, Schwamm LH, Cudkowicz ME, Brink JA. Robert H. Ackerman, MD, MPH (1935-2018). AJNR Am J Neuroradiol. 2019 Mar; 40(3):E12-E13.
    View in: PubMed
    Score: 0.224
  4. Schwamm LH, Wu O, Song SS, Latour LL, Ford AL, Hsia AW, Muzikansky A, Betensky RA, Yoo AJ, Lev MH, Boulouis G, Lauer A, Cougo P, Copen WA, Harris GJ, Warach S. Intravenous thrombolysis in unwitnessed stroke onset: MR WITNESS trial results. Ann Neurol. 2018 05; 83(5):980-993.
    View in: PubMed
    Score: 0.212
  5. Ali SF, Siddiqui K, Ay H, Silverman S, Singhal A, Viswanathan A, Rost N, Lev M, Schwamm LH. Baseline Predictors of Poor Outcome in Patients Too Good to Treat With Intravenous Thrombolysis. Stroke. 2016 12; 47(12):2986-2992.
    View in: PubMed
    Score: 0.191
  6. Ruff IM, Ali SF, Goldstein JN, Lev M, Copen WA, McIntyre J, Rost NS, Schwamm LH. Improving door-to-needle times: a single center validation of the target stroke hypothesis. Stroke. 2014 Feb; 45(2):504-8.
    View in: PubMed
    Score: 0.157
  7. Kemmling A, Lev MH, Payabvash S, Betensky RA, Qian J, Masrur S, Schwamm LH. Hospital acquired pneumonia is linked to right hemispheric peri-insular stroke. PLoS One. 2013; 8(8):e71141.
    View in: PubMed
    Score: 0.153
  8. 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: 0.114
  9. 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: 0.108
  10. 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: 0.107
  11. Thomas SH, Schwamm LH, Lev MH. Case records of the Massachusetts General Hospital. Case 16-2006. A 72-year-old woman admitted to the emergency department because of a sudden change in mental status. N Engl J Med. 2006 May 25; 354(21):2263-71.
    View in: PubMed
    Score: 0.093
  12. 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: 0.090
  13. Sims JR, Rordorf G, Smith EE, Koroshetz WJ, Lev MH, Buonanno F, Schwamm LH. Arterial occlusion revealed by CT angiography predicts NIH stroke score and acute outcomes after IV tPA treatment. AJNR Am J Neuroradiol. 2005 Feb; 26(2):246-51.
    View in: PubMed
    Score: 0.085
  14. Lev MH, Koroshetz WJ, Schwamm LH, Gonzalez RG. CT or MRI for imaging patients with acute stroke: visualization of "tissue at risk"? Stroke. 2002 Dec; 33(12):2736-7.
    View in: PubMed
    Score: 0.073
  15. Lev MH, Farkas J, Rodriguez VR, Schwamm LH, Hunter GJ, Putman CM, Rordorf GA, Buonanno FS, Budzik R, Koroshetz WJ, Gonzalez RG. CT angiography in the rapid triage of patients with hyperacute stroke to intraarterial thrombolysis: accuracy in the detection of large vessel thrombus. J Comput Assist Tomogr. 2001 Jul-Aug; 25(4):520-8.
    View in: PubMed
    Score: 0.066
  16. Asafu-Adjei J, Mahlet GT, Coull B, Balasubramanian R, Lev M, Schwamm L, Betensky R. Bayesian Variable Selection Methods for Matched Case-Control Studies. Int J Biostat. 2017 01 31; 13(1).
    View in: PubMed
    Score: 0.049
  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: 0.045
  18. 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: 0.041
  19. Qian J, Payabvash S, Kemmling A, Lev MH, Schwamm LH, Betensky RA. Variable selection and prediction using a nested, matched case-control study: Application to hospital acquired pneumonia in stroke patients. Biometrics. 2014 Mar; 70(1):153-63.
    View in: PubMed
    Score: 0.039
  20. 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: 0.036
  21. 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: 0.035
  22. 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: 0.027
  23. 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: 0.027
  24. Miller JC, Lev MH, Schwamm LH, Thrall JH, Lee SI. Functional CT and MR imaging for evaluation of acute stroke. J Am Coll Radiol. 2008 Jan; 5(1):67-70.
    View in: PubMed
    Score: 0.026
  25. Coutts SB, Lev MH, Eliasziw M, Roccatagliata L, Hill MD, Schwamm LH, Pexman JH, Koroshetz WJ, Hudon ME, Buchan AM, Gonzalez RG, Demchuk AM. ASPECTS on CTA source images versus unenhanced CT: added value in predicting final infarct extent and clinical outcome. Stroke. 2004 Nov; 35(11):2472-6.
    View in: PubMed
    Score: 0.021
  26. Ezzeddine MA, Lev MH, McDonald CT, Rordorf G, Oliveira-Filho J, Aksoy FG, Farkas J, Segal AZ, Schwamm LH, Gonzalez RG, Koroshetz WJ. CT angiography with whole brain perfused blood volume imaging: added clinical value in the assessment of acute stroke. Stroke. 2002 Apr; 33(4):959-66.
    View in: PubMed
    Score: 0.017
  27. 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: 0.013
  28. Sorensen AG, Buonanno FS, Gonzalez RG, Schwamm LH, Lev MH, Huang-Hellinger FR, Reese TG, Weisskoff RM, Davis TL, Suwanwela N, Can U, Moreira JA, Copen WA, Look RB, Finklestein SP, Rosen BR, Koroshetz WJ. Hyperacute stroke: evaluation with combined multisection diffusion-weighted and hemodynamically weighted echo-planar MR imaging. Radiology. 1996 May; 199(2):391-401.
    View in: PubMed
    Score: 0.012
Connection Strength
The connection strength for co-authors is the sum of the scores for each of their shared publications.

Publication scores are based on many factors, including how long ago they were written and whether the person is a first or senior author.
Funded by the NIH National Center for Advancing Translational Sciences through its Clinical and Translational Science Awards Program, grant number UL1TR002541.