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    Karen Ordovas, MD, MAS

    TitleAssociate Professor
    SchoolUCSF School of Medicine
    DepartmentRadiology
    Address350 Parnassus Avenue
    San Francisco CA 94117
    Phone415-476-4375
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      Collapse Biography 
      Collapse Awards and Honors
      University of California, San Francisco 2013Excellence in Teaching Award
      American Roentgen Ray Society2010Scholar Award
      Radiology Society of North America2006 - 2007Research Fellowship
      Radiological Society of North America2005Certificate of Merit

      Collapse Overview 
      Collapse Overview
      Karen Ordovas, MD, is an Associate Professor in Residence, Director of Cardiac Imaging, and Co-Chair of the Cardiovascular Imaging Research Imaging Interest Group (CIRIG) in the Department of Radiology and Biomedical Imaging at the University of California, San Francisco. She specializes in Cardiac and Pulmonary Imaging, in particular cardiovascular CT and MRI at the UCSF Imaging Center. She received her medical degree from Universidade Federal do Rio Grande do Sul, Brazil, and completed her residency in Radiology at the Instituto de Cardiologia do Rio Grande do Sul, Brazil, followed by a fellowship in Cardio-Thoracic Radiology from UCSF.

      Dr. Ordovas research interests includes establishing evidence-based applications for coronary computed tomography angiogram (CTA) and cardiac MRI in several clinical settings. A major scientific interest of hers is clinical investigations on advanced cardiovascular CT and MRI. Mainly emphasizing evidence-based applications for coronary CTA and cardiac MRI in the clinical setting.

      Dr. Ordovas has 31 published articles, she has written 49 peer-reviewed articles and 15 book chapters. Her articles have appeared in the Radiology journal, the American Journal of Cardiology, the JACC Cardiovascular Journal, and Stroke: A Journal of Cerebral Circulation.

      Expertise:
      Cardiac and Pulmonary Imaging

      Specialty:
      Cardiovascular computerized tomorgraphy (CT) and magnetic resonance imaging (MRI)

      Professional Interests:
      Clinical investigations of advanced cardiovascular computerized tomography (CT) and magnetic resonance imaging (MRI)

      Education and Training:
      • Medical School: Universidade Federal do Rio Grande do Sul, Brazil - Medicine
      • Internship: Hospital de Clinicas Clinicas de Porto Alegre - Medicine
      • Residency: Instituto de Cardiologio do Rio Grande do Sul, Brazil - Radiology
      • Residency: Hospital Mae de Deus - Radiology
      • Fellowship: University of California, San Francisco - Cardio-Thoracic Radiology
      • Medical Licensure, Brazil
      • Brazilian Medical Council Radiology Certification
      • Brazilian College of Radiology Board Certification (equivalent of American Board certification)
      • United States Medical Licensing Examination, steps I and II.
      • Medical Board of California
      • Medical Board of California
      • California Medical License

      Collapse Interests
      Clinical investigations of advanced cardiovascular computerized tomography (CT) and magnetic resonance imaging (MRI).

      Collapse ORNG Applications 
      Collapse Websites
      Collapse Clinical Trials

      Collapse Bibliographic 
      Collapse Publications
      Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Researchers can login to make corrections and additions, or contact us for help.
      List All   |   Timeline
      1. Clayton JD, Elicker BM, Ordovas KG, Kohi MP, Nguyen J, Naeger DM. Nonclotted Blood Patch Technique Reduces Pneumothorax and Chest Tube Placement Rates After Percutaneous Lung Biopsies. J Thorac Imaging. 2016 Jul; 31(4):243-6. PMID: 27105052.
        View in: PubMed
      2. Kallianos KG, Elicker BM, Henry TS, Ordovas KG, Nguyen J, Naeger DM. Instituting a Low-dose CT-guided Lung Biopsy Protocol. Acad Radiol. 2016 Sep; 23(9):1130-6. PMID: 27317393.
        View in: PubMed
      3. Ordovas KG, Keedy A, Naeger DM, Kallianos K, Foster E, Liu J, Saloner D, Hope MD. Dilatation of the ascending aorta is associated with presence of aortic regurgitation in patients after repair of tetralogy of Fallot. Int J Cardiovasc Imaging. 2016 May 30. PMID: 27240599.
        View in: PubMed
      4. Haas BM, Elicker BM, Nguyen J, Ordovas KG, Jones KD, Henry TS, Naeger DM. Nondiagnostic Computed Tomography-guided Percutaneous Lung Biopsies Are More Likely When Infection Is Suspected. J Thorac Imaging. 2016 May; 31(3):151-5. PMID: 27043424.
        View in: PubMed
      5. Gullberg G, Aparici CM, Brooks G, Liu J, Guccione J, Saloner D, Seo AY, Ordovas KG. Measuring cardiac efficiency using PET/MRI. EJNMMI Phys. 2015 Dec; 2(Suppl 1):A59. PMID: 26956318.
        View in: PubMed
      6. Valenzuela DM, Ordovas KG. Radiologic evaluation of coronary artery disease in adults with congenital heart disease. Int J Cardiovasc Imaging. 2016 Jan; 32(1):13-8. PMID: 26342712.
        View in: PubMed
      7. Kathiria NN, Devcic Z, Chen JS, Naeger DM, Hope MD, Higgins CB, Ordovas KG. Assessment of Left Ventricular Enlargement at Multidetector Computed Tomography. J Comput Assist Tomogr. 2015 Sep-Oct; 39(5):794-6. PMID: 26295194.
        View in: PubMed
      8. Curl PK, Kahn JG, Ordovas KG, Elicker BM, Naeger DM. Understanding Cost-Effectiveness Analyses: An Explanation Using Three Different Analyses of Lung Cancer Screening. AJR Am J Roentgenol. 2015 Aug; 205(2):344-7. PMID: 26204285.
        View in: PubMed
      9. Lange DC, Glidden D, Secemsky EA, Ordovas K, Deeks SG, Martin JN, Bolger AF, Hsue PY. Mitral Annular and Coronary Artery Calcification Are Associated with Mortality in HIV-Infected Individuals. PLoS One. 2015; 10(7):e0130592. PMID: 26132465; PMCID: PMC4488486.
      10. Hope MD, Hope TA, Zhu C, Faraji F, Haraldsson H, Ordovas KG, Saloner D. Vascular Imaging With Ferumoxytol as a Contrast Agent. AJR Am J Roentgenol. 2015 Sep; 205(3):W366-73. PMID: 26102308.
        View in: PubMed
      11. Sohrabi S, Hope M, Saloner D, Keedy A, Naeger D, Lorca MC, Ordovas KG. Left atrial transverse diameter on computed tomography angiography can accurately diagnose left atrial enlargement in patients with atrial fibrillation. J Thorac Imaging. 2015 May; 30(3):214-7. PMID: 25629578.
        View in: PubMed
      12. Kallianos K, Moraes GL, Ordovas KG. Prognostic role of MR imaging in nonischemic myocardial disease. Magn Reson Imaging Clin N Am. 2015 Feb; 23(1):89-94. PMID: 25476677.
        View in: PubMed
      13. Kathiria NN, Higgins CB, Ordovas KG. Advances in MR imaging assessment of adults with congenital heart disease. Magn Reson Imaging Clin N Am. 2015 Feb; 23(1):35-40. PMID: 25476672.
        View in: PubMed
      14. Lorca MC, Haraldsson H, Ordovas KG. Ventricular mechanics: techniques and applications. Magn Reson Imaging Clin N Am. 2015 Feb; 23(1):7-13. PMID: 25476669.
        View in: PubMed
      15. Naeger DM, Higgins C, De Marco T, Muzzarelli S, Ordovas KG. Low-intensity late gadolinium enhancement predominates in hypertrophic cardiomyopathy. Clin Imaging. 2015 May-Jun; 39(3):432-6. PMID: 25724224.
        View in: PubMed
      16. Ordovas KG. Updates in cardiac MRI. Magn Reson Imaging Clin N Am. 2015 Feb; 23(1):xvii. PMID: 25476683.
        View in: PubMed
      17. Lee LC, Genet M, Acevedo-Bolton G, Ordovas K, Guccione JM, Kuhl E. A computational model that predicts reverse growth in response to mechanical unloading. Biomech Model Mechanobiol. 2015 Apr; 14(2):217-29. PMID: 24888270; PMCID: PMC4254895 [Available on 04/01/16].
      18. Genet M, Lee LC, Nguyen R, Haraldsson H, Acevedo-Bolton G, Zhang Z, Ge L, Ordovas K, Kozerke S, Guccione JM. Distribution of normal human left ventricular myofiber stress at end diastole and end systole: a target for in silico design of heart failure treatments. J Appl Physiol (1985). 2014 Jul 15; 117(2):142-52. PMID: 24876359; PMCID: PMC4101610.
      19. Chien AJ, Munster PN, Melisko ME, Rugo HS, Park JW, Goga A, Auerback G, Khanafshar E, Ordovas K, Koch KM, Moasser MM. Phase I dose-escalation study of 5-day intermittent oral lapatinib therapy in patients with human epidermal growth factor receptor 2-overexpressing breast cancer. J Clin Oncol. 2014 May 10; 32(14):1472-9. PMID: 24711549; PMCID: PMC4017711.
      20. Boiselle PM, Bremerich J, de Roos A, Greenberg SB, Ordovas K. Expert opinion: computed tomography versus magnetic resonance imaging for young adults with congenital heart disease. J Thorac Imaging. 2013 Nov; 28(6):331. PMID: 24149859.
        View in: PubMed
      21. Naeger DM, Wilcox C, Phelps A, Ordovas KG, Webb EM. Residents teaching medical students: how do they compare with attending educators? J Am Coll Radiol. 2014 Jan; 11(1):63-7. PMID: 24075217.
        View in: PubMed
      22. Kohi MP, Ordovas KG, Naeger DM, Meadows AK, Foster E, Higgins CB. CMR assessment of right ventricular function in patients with combined pulmonary stenosis and insufficiency after correction of tetralogy of Fallot. Acta Radiol. 2013 Dec; 54(10):1132-7. PMID: 23864059.
        View in: PubMed
      23. Ordovas KG, Muzzarelli S, Hope MD, Naeger DM, Karl T, Reddy GP, Marchiori E, Higgins CB. Cardiovascular MR imaging after surgical correction of tetralogy of Fallot: approach based on understanding of surgical procedures. Radiographics. 2013 Jul-Aug; 33(4):1037-52. PMID: 23842971.
        View in: PubMed
      24. Naeger DM, Kohi MP, Webb EM, Phelps A, Ordovas KG, Newman TB. Correctly using sensitivity, specificity, and predictive values in clinical practice: how to avoid three common pitfalls. AJR Am J Roentgenol. 2013 Jun; 200(6):W566-70. PMID: 23701086.
        View in: PubMed
      25. Naeger DM, Phelps A, Kohi M, Elicker B, Ordovas K, Webb EM. Reading room electives: say goodbye to the "radi-holiday". J Am Coll Radiol. 2013 Jun; 10(6):442-8. PMID: 23499399.
        View in: PubMed
      26. Moraes GL, Higgins CB, Ordovas KG. Delayed enhancement magnetic resonance imaging in nonischemic myocardial disease. J Thorac Imaging. 2013 Mar; 28(2):84-92; quiz 93-5. PMID: 23422782.
        View in: PubMed
      27. Cabarrus M, Yang B, Schiller N, Miller DC, Ordovas K. Iatrogenic giant coronary artery pseudoaneurysm with "daughter aneurysm" formation: serial imaging findings and natural history. J Thorac Imaging. 2012 Nov; 27(6):W185-7. PMID: 22688674.
        View in: PubMed
      28. Naeger DM, Phelps A, Kohi M, Patel A, Elicker B, Ordovas K, Urbania T, Avrin D, Qayyum A. Cross-specialty integrated resident conferences: an educational approach to bridging the gap. Acad Radiol. 2012 Aug; 19(8):1029-34. PMID: 22578415.
        View in: PubMed
      29. Muzzarelli S, Ordovas KG, Higgins CB, Meadows AK. Collateral flow measurement by phase-contrast magnetic resonance imaging for the assessment of systemic venous baffle patency after atrial switch repair for transposition of the great arteries. J Thorac Imaging. 2012 May; 27(3):175-8. PMID: 22406914.
        View in: PubMed
      30. Chung JH, Mitsumori LM, Ordovas KG, Elicker BM, Higgins CB, Reddy GP. Heart as a source of stroke: imaging evaluation with computed tomography. J Thorac Imaging. 2012 May; 27(3):W52-60. PMID: 20811298.
        View in: PubMed
      31. Muzzarelli S, Ordovas KG, Cannavale G, Naeger D, Michaels AD, Higgins CB. Potential of delayed gadolinium enhancement magnetic resonance imaging for quantification of reverse remodeling of the peri-infarct zone in patients with ischemic cardiomyopathy treated with chronic vasodilator therapy: initial experience. J Thorac Imaging. 2012 Mar; 27(2):121-4. PMID: 21552150; PMCID: PMC3155017.
      32. Muzzarelli S, Meadows AK, Ordovas KG, Higgins CB, Meadows JJ. Usefulness of cardiovascular magnetic resonance imaging to predict the need for intervention in patients with coarctation of the aorta. Am J Cardiol. 2012 Mar 15; 109(6):861-5. PMID: 22196785.
        View in: PubMed
      33. Hsue PY, Ordovas K, Lee T, Reddy G, Gotway M, Schnell A, Ho JE, Selby V, Madden E, Martin JN, Deeks SG, Ganz P, Waters DD. Carotid intima-media thickness among human immunodeficiency virus-infected patients without coronary calcium. Am J Cardiol. 2012 Mar 1; 109(5):742-7. PMID: 22169125; PMCID: PMC3640832.
      34. Ordovas KG, Higgins CB. Delayed contrast enhancement on MR images of myocardium: past, present, future. Radiology. 2011 Nov; 261(2):358-74. PMID: 22012903.
        View in: PubMed
      35. Ordovas KG, Carlsson M, Lease KE, Foster E, Meadows AK, Martin AJ, Hope M, Do L, Higgins CB, Saeed M. Impaired regional left ventricular strain after repair of tetralogy of Fallot. J Magn Reson Imaging. 2012 Jan; 35(1):79-85. PMID: 22002841.
        View in: PubMed
      36. Muzzarelli S, Meadows AK, Ordovas KG, Hope MD, Higgins CB, Nielsen JC, Geva T, Meadows JJ. Prediction of hemodynamic severity of coarctation by magnetic resonance imaging. Am J Cardiol. 2011 Nov 1; 108(9):1335-40. PMID: 21861960.
        View in: PubMed
      37. Hope MD, Hope TA, Crook SE, Ordovas KG, Urbania TH, Alley MT, Higgins CB. 4D flow CMR in assessment of valve-related ascending aortic disease. JACC Cardiovasc Imaging. 2011 Jul; 4(7):781-7. PMID: 21757170.
        View in: PubMed
      38. Muzzarelli S, Ordovas KG, Hope MD, Meadows JJ, Higgins CB, Meadows AK. Diagnostic value of the flow profile in the distal descending aorta by phase-contrast magnetic resonance for predicting severe coarctation of the aorta. J Magn Reson Imaging. 2011 Jun; 33(6):1440-6. PMID: 21591014.
        View in: PubMed
      39. Muzzarelli S, Ordovas K, Higgins CB. Cardiovascular MRI for the assessment of heart failure: focus on clinical management and prognosis. J Magn Reson Imaging. 2011 Feb; 33(2):275-86. PMID: 21274968.
        View in: PubMed
      40. Muzzarelli S, Ordovas KG, Cannavale G, Meadows AK, Higgins CB. Tetralogy of Fallot: impact of the excursion of the interventricular septum on left ventricular systolic function and fibrosis after surgical repair. Radiology. 2011 May; 259(2):375-83. PMID: 21248236.
        View in: PubMed
      41. Cannavale G, Higgins CB, Ordovas KG. Unroofing the diagnosis. Int J Cardiovasc Imaging. 2010 Dec; 26(8):841-2. PMID: 20614189.
        View in: PubMed
      42. Adraktas DD, Brasic N, Furtado AD, Cheng SC, Ordovas K, Chun K, Chien JD, Schaeffer S, Wintermark M. Carotid atherosclerosis does not predict coronary, vertebral, or aortic atherosclerosis in patients with acute stroke symptoms. Stroke. 2010 Aug; 41(8):1604-9. PMID: 20595672; PMCID: PMC2941092.
      43. Hope MD, Hope TA, Meadows AK, Ordovas KG, Urbania TH, Alley MT, Higgins CB. Bicuspid aortic valve: four-dimensional MR evaluation of ascending aortic systolic flow patterns. Radiology. 2010 Apr; 255(1):53-61. PMID: 20308444.
        View in: PubMed
      44. Furtado AD, Adraktas DD, Brasic N, Cheng SC, Ordovas K, Smith WS, Lewin MR, Chun K, Chien JD, Schaeffer S, Wintermark M. The triple rule-out for acute ischemic stroke: imaging the brain, carotid arteries, aorta, and heart. AJNR Am J Neuroradiol. 2010 Aug; 31(7):1290-6. PMID: 20360341.
        View in: PubMed
      45. Hope MD, Meadows AK, Hope TA, Ordovas KG, Saloner D, Reddy GP, Alley MT, Higgins CB. Clinical evaluation of aortic coarctation with 4D flow MR imaging. J Magn Reson Imaging. 2010 Mar; 31(3):711-8. PMID: 20187217.
        View in: PubMed
      46. Elicker BM, Golden JA, Ordovas KG, Leard L, Golden TR, Hays SR. Progression of native lung fibrosis in lung transplant recipients with idiopathic pulmonary fibrosis. Respir Med. 2010 Mar; 104(3):426-33. PMID: 19913395.
        View in: PubMed
      47. Marcus GM, Smith LM, Ordovas K, Scheinman MM, Kim AM, Badhwar N, Lee RJ, Tseng ZH, Lee BK, Olgin JE. Intracardiac and extracardiac markers of inflammation during atrial fibrillation. Heart Rhythm. 2010; 7(2):149-54. PMID: 20022819; PMCID: PMC2900773.
      48. Chang AY, FitzGerald SJ, Cannaday J, Zhang S, Patel A, Palmer MD, Reddy GP, Ordovas KG, Stillman AE, Janowitz W, Radford NB, Roberts AJ, Levine BD. Cardiovascular risk factors and coronary atherosclerosis in retired National Football League players. Am J Cardiol. 2009 Sep 15; 104(6):805-11. PMID: 19733715; PMCID: PMC3733174.
      49. Furtado AD, Carlsson M, Wintermark M, Ordovas K, Saeed M. Identification of residual ischemia, infarction, and microvascular impairment in revascularized myocardial infarction using 64-slice MDCT. Contrast Media Mol Imaging. 2008 Sep-Oct; 3(5):198-206. PMID: 18973214.
        View in: PubMed
      50. Knauth Meadows A, Ordovas K, Higgins CB, Reddy GP. Magnetic resonance imaging in the adult with congenital heart disease. Semin Roentgenol. 2008 Jul; 43(3):246-58. PMID: 18486685.
        View in: PubMed
      51. Hope MD, Meadows AK, Hope TA, Ordovas KG, Reddy GP, Alley MT, Higgins CB. Images in cardiovascular medicine. Evaluation of bicuspid aortic valve and aortic coarctation with 4D flow magnetic resonance imaging. Circulation. 2008 May 27; 117(21):2818-9. PMID: 18506021.
        View in: PubMed
      52. Reddy GP, Pujadas S, Ordovas KG, Higgins CB. MR imaging of ischemic heart disease. Magn Reson Imaging Clin N Am. 2008 May; 16(2):201-12, viii. PMID: 18474327.
        View in: PubMed
      53. Hom JJ, Ordovas K, Reddy GP. Velocity-encoded cine MR imaging in aortic coarctation: functional assessment of hemodynamic events. Radiographics. 2008 Mar-Apr; 28(2):407-16. PMID: 18349448.
        View in: PubMed
      54. Paydar A, Ordovas KG, Reddy GP. Magnetic resonance imaging for endomyocardial fibrosis. Pediatr Cardiol. 2008 Sep; 29(5):1004-5. PMID: 18043857.
        View in: PubMed
      55. Akhtar M, Ordovas K, Martin A, Higgins CB, Michaels AD. Effect of chronic sustained-release dipyridamole on myocardial blood flow and left ventricular function in patients with ischemic cardiomyopathy. Congest Heart Fail. 2007 May-Jun; 13(3):130-5. PMID: 17541306.
        View in: PubMed
      56. Marcus GM, Yang Y, Varosy PD, Ordovas K, Tseng ZH, Badhwar N, Lee BK, Lee RJ, Scheinman MM, Olgin JE. Regional left atrial voltage in patients with atrial fibrillation. Heart Rhythm. 2007 Feb; 4(2):138-44. PMID: 17275746; PMCID: PMC1868443.
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