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    Srinivasan Vedantham PhD

    TitleAssociate Professor
    InstitutionUniversity of Massachusetts Medical School
    DepartmentRadiology
    AddressUniversity of Massachusetts Medical School
    55 Lake Avenue North
    Worcester MA 01655
    Phone508-856-1241
        Biography 
        awards and honors
        Institute of Biomedical Engineering Research (IBER)1997Dr. Karen Mudry Award
        Medical Physics Journal (AAPM)2008Farrington Daniels Award (co-author)
        Southeastern Chapter of AAPM (SEAAPM)2008Best Diagnostic Paper (co-author)
        Bibliographic 
        selected publications
        List All   |   Timeline
        1. Vedantham S, Shi L, Karellas A. Large-angle x-ray scatter in Talbot-Lau interferometry for breast imaging. Phys Med Biol. 2014 Oct 8; 59(21):6387-6400.
          View in: PubMed
        2. O'Connell AM, Karellas A, Vedantham S. The Potential Role of Dedicated 3D Breast CT as a Diagnostic Tool: Review and Early Clinical Examples. Breast J. 2014 Sep 8.
          View in: PubMed
        3. Chueh JY, Vedantham S, Wakhloo AK, Carniato SL, Puri AS, Bzura C, Coffin S, Bogdanov AA, Gounis MJ. Aneurysm permeability following coil embolization: packing density and coil distribution. J Neurointerv Surg. 2014 Jul 16.
          View in: PubMed
        4. Chueh J, Vedantham S, Puri A, Wakhloo A, Gounis M. E-060 effect of packing density and coil uniformity on coil permeability. J Neurointerv Surg. 2014 Jul; 6 Suppl 1:A66-7.
          View in: PubMed
        5. Gounis MJ, Vedantham S, Weaver JP, Puri AS, Brooks CS, Wakhloo AK, Bogdanov AA. Myeloperoxidase in human intracranial aneurysms: preliminary evidence. Stroke. 2014 May; 45(5):1474-7.
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        6. Vedantham S, Shi L, Karellas A, O'Connell AM, Conover DL. Personalized estimates of radiation dose from dedicated breast CT in a diagnostic population and comparison with diagnostic mammography. Phys Med Biol. 2013 Nov 21; 58(22):7921-36.
          View in: PubMed
        7. van der Bom IM, Hou SY, Puri AS, Spilberg G, Ruijters D, van de Haar P, Carelsen B, Vedantham S, Gounis MJ, Wakhloo AK. Reduction of Coil Mass Artifacts in High-Resolution Flat Detector Conebeam CT of Cerebral Stent-Assisted Coiling. AJNR Am J Neuroradiol. 2013 Nov; 34(11):2163-70.
          View in: PubMed
        8. Vedantham S, Karellas A, Emmons MM, Moss LJ, Hussain S, Baker SP. Dedicated breast CT: geometric design considerations to maximize posterior breast coverage. Phys Med Biol. 2013 Jun 21; 58(12):4099-118.
          View in: PubMed
        9. Vedantham S, Karellas A. X-ray phase contrast imaging of the breast: analysis of tissue simulating materials. Med Phys. 2013 Apr; 40(4):041906.
          View in: PubMed
        10. Shi L, Vedantham S, Karellas A, O'Connell AM. Technical note: Skin thickness measurements using high-resolution flat-panel cone-beam dedicated breast CT. Med Phys. 2013 Mar; 40(3):031913.
          View in: PubMed
        11. Vedantham S, Shi L, Glick SJ, Karellas A. Scaling-law for the energy dependence of anatomic power spectrum in dedicated breast CT. Med Phys. 2013 Jan; 40(1):011901.
          View in: PubMed
        12. Karellas A and Vedantham S. Detectors for Digital Mammography. Digital Mammography – A practical approach (Editors: Whitman GJ and Haygood TM). Cambridge University Press, Cambridge, UK. 2012; 1-17.
        13. Vedantham S, Shi L, Karellas A, O'Connell AM. Dedicated breast CT: fibroglandular volume measurements in a diagnostic population. Med Phys. 2012 Dec; 39(12):7317-28.
          View in: PubMed
        14. Vedantham S, Shi L, Karellas A, Noo F. Dedicated breast CT: radiation dose for circle-plus-line trajectory. Med Phys. 2012 Mar; 39(3):1530-41.
          View in: PubMed
        15. Vedantham S, Shi L, Karellas A, Michaelsen KE, Krishnaswamy V, Pogue BW, Paulsen KD. Semi-automated segmentation and classification of digital breast tomosynthesis reconstructed images. Conf Proc IEEE Eng Med Biol Soc. 2011; 2011:6188-91.
          View in: PubMed
        16. Vedantham S, Karellas A. Modeling the performance characteristics of computed radiography (CR) systems. IEEE Trans Med Imaging. 2010 Mar; 29(3):790-806.
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        17. Karellas A, Vedantham S. Breast cancer imaging: a perspective for the next decade. Med Phys. 2008 Nov; 35(11):4878-97.
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        18. Sechopoulos I, Vedantham S, Suryanarayanan S, D'Orsi CJ, Karellas A. Monte Carlo and phantom study of the radiation dose to the body from dedicated CT of the breast. Radiology. 2008 Apr; 247(1):98-105.
          View in: PubMed
        19. Sechopoulos I, Suryanarayanan S, Vedantham S, D'Orsi CJ, Karellas A. Radiation dose to organs and tissues from mammography: Monte Carlo and phantom study. Radiology. 2008 Feb; 246(2):434-43.
          View in: PubMed
        20. Suryanarayanan S, Karellas A, Vedantham S, Sechopoulos I, D'Orsi CJ. Detection of simulated microcalcifications in a phantom with digital mammography: effect of pixel size. Radiology. 2007 Jul; 244(1):130-7.
          View in: PubMed
        21. Sechopoulos I, Suryanarayanan S, Vedantham S, D'Orsi CJ, Karellas A. Scatter radiation in digital tomosynthesis of the breast. Med Phys. 2007 Feb; 34(2):564-76.
          View in: PubMed
        22. Sechopoulos I, Suryanarayanan S, Vedantham S, D'Orsi C, Karellas A. Computation of the glandular radiation dose in digital tomosynthesis of the breast. Med Phys. 2007 Jan; 34(1):221-32.
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        23. Suryanarayanan S, Karellas A, Vedantham S, Sechopoulos I. Theoretical analysis of high-resolution digital mammography. Phys Med Biol. 2006 Jun 21; 51(12):3041-55.
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        24. Suryanarayanan S, Karellas A, Vedantham S, Onishi SK. High-resolution imager for digital mammography: physical characterization of a prototype sensor. Phys Med Biol. 2005 Sep 7; 50(17):3957-69.
          View in: PubMed
        25. Suryanarayanan S, Karellas A, Vedantham S, Waldrop SM, D'Orsi CJ. Detection of simulated lesions on data-compressed digital mammograms. Radiology. 2005 Jul; 236(1):31-6.
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        26. Giakos GC, Shah N, Chowdhury S, Suryanarayanan S, Sumrain S, Guntupalli R, Medithe A, Vedantham S, Kumar V, and Endorf RE. An Efficient, Novel Microstrip Collector Architecture for Digital Radiographic Imaging CZT Semiconductor Sensors. IEEE Explore. IEEE Transactions on Instrumentation and Measurement. 2005; 54(3):1144-1149.
        27. Vedantham S, Karellas A, Suryanarayanan S, Onishi SK. Solid-state fluoroscopic imager for high-resolution angiography: physical characteristics of an 8 cm x 8 cm experimental prototype. Med Phys. 2004 Jun; 31(6):1462-72.
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        28. Vedantham S, Karellas A, Suryanarayanan S. Solid-state fluoroscopic imager for high-resolution angiography: parallel-cascaded linear systems analysis. Med Phys. 2004 May; 31(5):1258-68.
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        29. Suryanarayanan S, Karellas A, Vedantham S, Waldrop SM, D'Orsi CJ. A perceptual evaluation of JPEG 2000 image compression for digital mammography: contrast-detail characteristics. J Digit Imaging. 2004 Mar; 17(1):64-70.
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        30. Giakos GC, Suryanarayanan S, Guntupalli R, Odogba J, Shah N, Vedantham S, Chowdhury S, Mehta K, Sumrain S, Patnekar N, Moholkar A, Kumar V, and Endorf RE. Detective Quantum Efficiency [DQE(0)] of CZT semiconductor detectors for Digital Radiography. IEEE Explore. IEEE Transactions on Instrumentation and Measurement. 2004; 53(6):1479-1484.
        31. Suryanarayanan S, Karellas A, and Vedantham S. Physical Characteristics of a Full-field Digital Mammography System. Journal Link. Nuclear Instruments and Methods in Physics Research Section A. 2004; 533(3):560-570.
        32. Giakos GC, Guntupalli R, De Abreu-Garcia JA, Shah N, Vedantham S, Suryanarayanan S, Chowdhury S, Patnekar N, Sumrain S, Mehta K, Evans E, Orozco A, Kumar V, Ugweje O, and Moholkar A. Intrinsic sensitivity of CdZnTe semiconductors for digital radiographic imaging. IEEE Explore. IEEE Transactions on Instrumentation and Measurement. 2003; 52(5):1559-1565.
        33. Giakos GC, Chowdhury S, Shah N, Guntupalli R, Vedantham S, Suryanarayanan S, Nemer R, Dasgupta A, Mehta K, Evans E, Orozco A, Kumar V, Fraiwan L, and Patnekar N. Signal dispersion measurements on gas detector volume of a dual-energy multimedia digital imaging sensor. IEEE Explore. IEEE Transactions on Instrumentation and Measurement. 2003; 52(5):1566-1572.
        34. Vedantham S, Karellas A, Suryanarayanan S. Attenuation characteristics of fiberoptic plates for digital mammography and other X-ray imaging applications. J Xray Sci Technol. 2003 Jan 1; 11(4):219-30.
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        35. Suryanarayanan S, Karellas A, Vedantham S, Ved H, Baker SP, D'Orsi CJ. Flat-panel digital mammography system: contrast-detail comparison between screen-film radiographs and hard-copy images. Radiology. 2002 Dec; 225(3):801-7.
          View in: PubMed
        36. Suryanarayanan S, Karellas A, Vedantham S, Baker SP, Glick SJ, D'Orsi CJ, Webber RL. Evaluation of linear and nonlinear tomosynthetic reconstruction methods in digital mammography. Acad Radiol. 2001 Mar; 8(3):219-24.
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        37. Giakos GC, Guntupalli R, Shah N, Vedantham S, Suryanarayanan S, Chowdhury S, Nemer RE, Passerini AG, Mehta K, Sumrain S, Patnekar N, Nataraj K, Evans EA, Endorf RJ, and Russo F. Detected Contrast and Dynamic Range Measurements of CdZnTe Semiconductors for Flat-panel Digital Radiography. IEEE Explore. IEEE Transactions on Instrumentation and Measurement. 2001; 50(6):1604-1609.
        38. Giakos GC, Guntupalli R, Nemer R, Odogba J, Shah N, Vedantham S, Suryanaryanan S, Chowdhury S, Passerini AG, Mehta K, Sumrain S, Patnekar N, Nataraj K, Evans EA, and Russo F. Optimization of the Temporal Response of II-IV Direct Type Semiconductor Detectors for Flat-Panel Pulsed X-ray Imaging. IEEE Explore. IEEE Transactions on Instrumentation and Measurement. 2001; 50(6):1610-1614.
        39. Giakos GC, Chowdhury S, Shah N, Vedantham S, Passerini AG, Suryanarayanan S, Nemer RE, Mehta K, Patnekar, N, Sumrain S, Natraj K, and Scheiber C. Signal-to-noise measurements utilizing a novel dual-energy multimedia detector. IEEE Explore. IEEE Transactions on Instrumentation and Measurement. 2001; 50(4):910-914.
        40. Suryanarayanan S, Karellas A, and Vedantham S. Theoretical Analysis of Hybrid Flat-panel Detector Arrays for Digital Fluoroscopy: General System Architecture, Signal, and Noise Processes. IEEE Explore. IEEE Sensors Journal. 2001; 1(2):168-174.
        41. Karellas A, Vedantham S, Suryanarayanan S, Belanger PL and D'Orsi CJ. Digital Mammography: Current State-of-the-Art and Accreditation Issues (ISBN-13: 978-1930524040). Accreditation Programs and the Medical Physicist (Editors: Dixon RL, Butler PF and Sobol WT). Amazon Link Medical Physics Publishing, Madison, WI. 2001; 292-325.
        42. Suryanarayanan S, Karellas A, Vedantham S, Glick SJ, D'Orsi CJ, Baker SP, Webber RL. Comparison of tomosynthesis methods used with digital mammography. Acad Radiol. 2000 Dec; 7(12):1085-97.
          View in: PubMed
        43. Vedantham S, Karellas A, Suryanarayanan S, D'Orsi CJ, Hendrick RE. Breast imaging using an amorphous silicon-based full-field digital mammographic system: stability of a clinical prototype. J Digit Imaging. 2000 Nov; 13(4):191-9.
          View in: PubMed
        44. Vedantham S, Karellas A, Suryanarayanan S, Levis I, Sayag M, Kleehammer R, Heidsieck R, D'Orsi CJ. Mammographic imaging with a small format CCD-based digital cassette: physical characteristics of a clinical system. Med Phys. 2000 Aug; 27(8):1832-40.
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        45. Vedantham S, Karellas A, Suryanarayanan S, Albagli D, Han S, Tkaczyk EJ, Landberg CE, Opsahl-Ong B, Granfors PR, Levis I, D'Orsi CJ, Hendrick RE. Full breast digital mammography with an amorphous silicon-based flat panel detector: physical characteristics of a clinical prototype. Med Phys. 2000 Mar; 27(3):558-67.
          View in: PubMed
        46. Giakos GC, Vedantham S, Chowdhury S, Odogba J, Dasgupta A, Guntupalli RK, Suryanarayanan S, Vega-Lozada V, and Shah N. Timing Characteristics of a Cd1-xZnxTe Detector-Based X-ray Imaging System. IEEE Explore. IEEE Transactions on Instrumentation and Measurement. 1999; 48(5):909-914.
        47. Giakos GC, Vedantham S, Chowdhury S, Odogba J, Dasgupta A, Pillai B, Sheffer DB, Nemer RE, Guntupalli RK, Suryanarayanan S, Vega-Lozada VA, Endorf RJ, and Passalaqua AM. Study of Detection Efficiency of Cd1-xZnxTe detectors for Digital Radiography. IEEE Explore. IEEE Transactions on Instrumentation and Measurement. 1998; 47(1):244-251.
        48. Giakos GC, Dasgupta A, Suryanarayanan S, Chowdhury S, Guntupalli RK, Vedantham S, Pillai B, Passalaqua AM, and Kollipara S. Sensitometric Response of Cd1-xZnxTe detectors for Chest Radiography. IEEE Explore. IEEE Transactions on Instrumentation and Measurement. 1998; 47(1):252-255.
        49. Giakos GC, Pillai B, Vedantham S, Chowdhuri S, Dasgupta A, Richardson RB, Ghotra P, Endorf RJ, Passalaqua A, Davros WJ. Optimization of Cd1-xZnxTe Detectors for Digital Radiography. J Xray Sci Technol. 1997 Jan 1; 7(1):37-49.
          View in: PubMed
        50. Giakos GC, Pillai B, Chowdhury S, Vedantham S, Dasgupta A, Kollipara S, Passalaqua A, Endorf RJ. Cd1-xZnx Te Detectors for Digital X-Ray Chest Imaging. J Xray Sci Technol. 1997 Jan 1; 7(3):305-15.
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        51. Giakos GC, Pillai B, Chowdhury S, Vedantham S, Dasgupta A, Sheffer DB, Davros WJ, Passalaqua A, Endorf RJ. Contrast Study of CdZnTe Detectors for Digital Mammography. J Xray Sci Technol. 1997 Jan 1; 7(3):317-26.
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        52. Giakos GC, Pillai B, Vedantham S, Chowdhuri S, Odogba J, Dasgupta A, Vega-Lozada V, Guntupalli R, Suryanarayanan S, Endorf RJ, Passalaqua A, Kollipara S. Electric Field Dependence on Charge Collection of CdZnTe X-Ray Detectors. J Xray Sci Technol. 1997 Jan 1; 7(2):198-210.
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