Steve Mann | Scholars@Duke

Steve Mann
Radiation Physicist

Current Research Interests

My primary research interests concern quantitative image quality assessment and radiation dose utilization in medical imaging. Specifically, my work focuses on spatiotemporal image quality metrics and statistical modeling of contributing factors to radiation utilization.

Current Appointments & Affiliations

Radiation Physicist, Duke University Medical Physics Graduate Program, Radiology

Contact Information

2424 Erwin Rd, Suite 302, Durham, NC 27705
steve.mann@duke.edu +1 919 684 1447

Publications & Artistic Works
Selected Publications
- Academic Articles
  - Jones, A Kyle, Kevin A. Wunderle, Tom Fruscello, Michael Simanowith, Brendan Cline, Shalmali Dharmadhikari, Xinhui Duan, et al. “Patient Radiation Doses in IR Procedures: The American College of Radiology Dose Index Registry-Fluoroscopy Pilot.” Journal of Vascular and Interventional Radiology : Jvir, November 2022, S1051-0443(22)01323-9. https://doi.org/10.1016/j.jvir.2022.11.003.
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  - Jones, A Kyle, Kevin A. Wunderle, Tom Fruscello, Michael Simanowith, Brendan Cline, Shalmali Dharmadhikari, Xinhui Duan, et al. “Patient Radiation Doses in Interventional Radiology Procedures: Comparison of Fluoroscopy Dose Indices between the American College of Radiology Dose Index Registry-Fluoroscopy Pilot and the Radiation Doses in Interventional Radiology Study.” Journal of Vascular and Interventional Radiology : Jvir, August 2022, S1051-0443(22)01158-7. https://doi.org/10.1016/j.jvir.2022.08.023.
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  - Jones, A Kyle, Kevin A. Wunderle, Dustin A. Gress, Michael Simanowith, Kay Zacharias-Andrews, Shalmali Dharmadhikari, Xinhui Duan, et al. “A diagnostic medical physicist's guide to the American College of Radiology Fluoroscopy Dose Index Registry.” Journal of Applied Clinical Medical Physics 22, no. 4 (April 2021): 8–14. https://doi.org/10.1002/acm2.13227.
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  - Wunderle, Kevin A., A Kyle Jones, Shalmali Dharmadhikari, Xinhui Duan, Don-Soo Kim, Usman Mahmood, Steve D. Mann, Jeffery M. Moirano, Rebecca A. Neill, and Alan H. Schoenfeld. “The American College of Radiology Fluoroscopy Dose Index Registry Pilot: Technical Considerations and Dosimetric Performance of the Interventional Fluoroscopes.” Journal of Vascular and Interventional Radiology : Jvir 31, no. 10 (October 2020): 1545-1550.e1. https://doi.org/10.1016/j.jvir.2020.04.023.
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  - Mann, Steve D., Anand Joshi, Megan Shonyo, Jered R. Wells, Jocelyn Hoye, Greeshma Agasthya, Robert Reiman, and Ehsan Samei. “Improved Dose Estimates for Fluoroscopically Guided Lumbar Epidural Injections.” Pain Med 20, no. 5 (May 1, 2019): 971–78. https://doi.org/10.1093/pm/pny172.
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  - Hill, Kevin D., Steve D. Mann, Michael P. Carboni, Thomas P. Doyle, Salim F. Idriss, Dana F. Janssen, George T. Nicholson, Shyam Sathanandam, and Greg A. Fleming. “Variability in radiation dose and image quality: A comparison across fluoroscopy-system vendors, generations of equipment and institutions.” Catheter Cardiovasc Interv 92, no. 7 (December 1, 2018): E471–77. https://doi.org/10.1002/ccd.27793.
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  - Shah, Jainil P., Steve D. Mann, Randolph L. McKinley, and Martin P. Tornai. “Characterization of CT Hounsfield Units for 3D acquisition trajectories on a dedicated breast CT system.” J Xray Sci Technol 26, no. 4 (2018): 535–51. https://doi.org/10.3233/XST-17350.
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  - Shah, Jainil P., Steve D. Mann, Randolph L. McKinley, and Martin P. Tornai. “Implementation and CT sampling characterization of a third-generation SPECT-CT system for dedicated breast imaging.” J Med Imaging (Bellingham) 4, no. 3 (July 2017): 033502. https://doi.org/10.1117/1.JMI.4.3.033502.
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  - Shah, Jainil P., Steve D. Mann, and Martin P. Tornai. “Characterization of X-ray scattering for various phantoms and clinical breast geometries using breast CT on a dedicated hybrid system.” J Xray Sci Technol 25, no. 3 (2017): 373–89. https://doi.org/10.3233/XST-16202.
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  - Hill, Kevin D., Michael P. Carboni, Thomas P. Doyle, Salim Idriss, Dana Janssen, George Nicholson, Shyam Sathanandam, Steve Mann, and Gregory Fleming. “Abstract 12670: Variability in Radiation Dose and Image Quality: A Comparison Across Fluoroscopy-system Vendors and Generations of Equipment.” Circulation 134, no. suppl_1 (November 11, 2016): A12670.
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  - Shah, Jainil P., Steve D. Mann, Randolph L. McKinley, and Martin P. Tornai. “Three dimensional dose distribution comparison of simple and complex acquisition trajectories in dedicated breast CT.” Med Phys 42, no. 8 (August 2015): 4497–4510. https://doi.org/10.1118/1.4923169.
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  - Mann, Steve D., and Martin P. Tornai. “Characterization of simulated incident scatter and the impact on quantification in dedicated breast single-photon emission computed tomography.” J Med Imaging (Bellingham) 2, no. 3 (July 2015): 033504. https://doi.org/10.1117/1.JMI.2.3.033504.
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  - Mann, S. D., J. P. Shah, and M. P. Tornai. “Analysis of dependence of detector position on detected scatter distribution in dedicated breast SPECT.” Lecture Notes in Computer Science (Including Subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) 8539 LNCS (January 1, 2014): 501–7. https://doi.org/10.1007/978-3-319-07887-8_70.
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  - Shah, J. P., S. D. Mann, R. L. McKinley, and M. P. Tornai. “Comparison of the effect of simple and complex acquisition trajectories on the 2D SPR and 3D voxelized differences for dedicated breast CT imaging.” Progress in Biomedical Optics and Imaging Proceedings of Spie 9033 (January 1, 2014). https://doi.org/10.1117/12.2043764.
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  - Shah, J. P., S. D. Mann, R. L. McKinley, and M. P. Tornai. “Design of a nested SPECT-CT system with fully suspended CT sub-system for dedicated breast imaging.” Progress in Biomedical Optics and Imaging Proceedings of Spie 9033 (January 1, 2014). https://doi.org/10.1117/12.2043739.
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  - Shah, J. P., S. D. Mann, R. L. McKinley, and M. P. Tornai. “Three dimensional dose distribution comparison of simple and complex acquisition trajectories in dedicated breast CT - A Monte Carlo study.” Lecture Notes in Computer Science (Including Subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) 8539 LNCS (January 1, 2014): 187–94. https://doi.org/10.1007/978-3-319-07887-8_27.
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  - Shah, J., S. D. Mann, M. P. Tornai, M. Richmond, and G. Zentai. “MTF characterization in 2D and 3D for a high resolution, large field of view flat panel imager for cone beam CT.” Progress in Biomedical Optics and Imaging Proceedings of Spie 9033 (January 1, 2014). https://doi.org/10.1117/12.2043727.
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  - Mann, S. D., K. L. Perez, E. K. E. McCracken, J. P. Shah, K. R. Choudhury, T. Z. Wong, and M. P. Tornai. “Quantification of Tc-99m sestamibi distribution in normal breast tissue using dedicated breast SPECT-CT.” Lecture Notes in Computer Science (Including Subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) 7361 LNCS (August 15, 2012): 402–9. https://doi.org/10.1007/978-3-642-31271-7_52.
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  - Shah, J. P., S. D. Mann, A. M. Polemi, M. P. Tornai, R. L. McKinley, G. Zentai, M. Richmond, and L. Partain. “Initial evaluation of a newly developed high resolution CT imager for dedicated breast CT.” Lecture Notes in Computer Science (Including Subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) 7361 LNCS (August 15, 2012): 426–33. https://doi.org/10.1007/978-3-642-31271-7_55.
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  - Mann, S. D., J. P. Shah, and M. P. Tornai. “SU-E-I-02: Size-Dependent Computed Tomography Histogram Analysis: Towards Breast Tissue Segmentation.” Med Phys 39, no. 6Part4 (June 2012): 3625. https://doi.org/10.1118/1.4734716.
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  - Mann, Steve D., Kristy L. Perez, Emily K. E. McCracken, Jainil P. Shah, Terence Z. Wong, and Martin P. Tornai. “Initial In Vivo Quantification of Tc-99m Sestamibi Uptake as a Function of Tissue Type in Healthy Breasts Using Dedicated Breast SPECT-CT.” J Oncol 2012 (2012): 146943. https://doi.org/10.1155/2012/146943.
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  - Mann, S., K. Perez, and M. Tornai. “Comparison of dual-window scatter correction and effective attenuation coefficients for quantification in dedicated breast SPECT.” Ieee Nuclear Science Symposium Conference Record, January 1, 2011, 3760–63. https://doi.org/10.1109/NSSMIC.2011.6153711.
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  - Perez, Kristy L., Steve D. Mann, Jan H. Pachon, Priti Madhav, and Martin P. Tornai. “Is SPECT or CT Based Attenuation Correction More Quantitatively Accurate for Dedicated Breast SPECT Acquired with Non-Traditional Trajectories?” Ieee Nucl Sci Symp Conf Rec (1997) 2010 (2010): 2319–24. https://doi.org/10.1109/NSSMIC.2010.5874198.
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- Conference Papers
  - Russ, M., S. Mann, T. Richards, and E. Samei. “Quantitative Evaluation of Clinical Fluoroscopy Systems: Reproducibility of Temporal Modulation Transfer Function and Temporal Noise Power Spectrum Measurements Using a Rotating Edge Method.” In Medical Physics, 46:E528–29. WILEY, 2019.
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  - Mann, S., A. Joshi, M. Elliott, J. Hoye, J. Wells, G. Agasthya, R. Reiman, and E. Samei. “Improved Patient Entrance DAP Estimates for Fluoroscopically-Guided Lumbosacral Epidural Injections.” In Medical Physics, 44:3120–21. WILEY, 2017.
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  - Wells, J., S. Mann, and E. Samei. “Advanced Methods for the Development of System-Specific and Size-Specific Radiographic Technique Charts Across the Radiology Enterprise.” In Medical Physics, 44:3195–96. WILEY, 2017.
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  - Shah, J. P., S. D. Mann, R. L. McKinley, and M. P. Tornai. “Implementation and first results of the fully suspended cone beam CT and SPECT system for dedicated breast imaging.” In 2015 Ieee Nuclear Science Symposium and Medical Imaging Conference, Nss/Mic 2015, 2016. https://doi.org/10.1109/NSSMIC.2015.7582132.
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  - Tornai, M. P., J. P. Shah, S. D. Mann, and R. L. McKinley. “Development of fully-3D CT in a hybrid SPECT-CT breast imaging system.” In Lecture Notes in Computer Science (Including Subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics), 9699:567–75, 2016. https://doi.org/10.1007/978-3-319-41546-8_71.
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  - Mann, S. D., and M. P. Tornai. “Initial evaluation of a modified dual-energy window scatter correction method for CZT-based gamma cameras for breast SPECT.” In Progress in Biomedical Optics and Imaging Proceedings of Spie, Vol. 9413, 2015. https://doi.org/10.1117/12.2082195.
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  - Shah, J. P., S. D. Mann, R. L. McKinley, and M. P. Tornai. “Three dimensional dose distribution comparison of simple and complex acquisition trajectories in dedicated breast CT using radiochromic film.” In Progress in Biomedical Optics and Imaging Proceedings of Spie, Vol. 9412, 2015. https://doi.org/10.1117/12.2082081.
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  - Mann, Steve, and Martin Tornai. “Changes in detected scatter distribution using nontraditional orbits in dedicated breast SPECT.” In Journal of Nuclear Medicine, Vol. 55, 2014.
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  - Mann, Steve, and Martin Tornai. “Changes in detected scatter distribution using nontraditional orbits in dedicated breast SPECT.” In Journal of Nuclear Medicine, Vol. 55, 2014.
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  - Shah, J., S. Mann, and M. Tornai. “SU-E-l-01: Investigating the Dependence of 2D and 3D Scatter-To-Primary Ratios on Breast Density in Clinical Breast CT.” In Med Phys, 39:3624–25, 2012. https://doi.org/10.1118/1.4734715.
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  - Mann, Steve, Kristy Perez, Emily McCracken, Jainil Shah, Terence Wong, Kingshuk Roy Choudhury, and Martin Tornai. “Initial quantification of MIBI concentration in asymptomatic breast tissue with a dedicated SPECT-CT breast imaging system.” In Journal of Nuclear Medicine, Vol. 53. SOC NUCLEAR MEDICINE INC, 2012.
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  - Perez, Kristy, Steve Mann, Jainil Shah, and Martin Tornai. “Effects of attenuation map type and alignment for quantifying dedicated breast SPECT-CT images.” In Journal of Nuclear Medicine, Vol. 53. SOC NUCLEAR MEDICINE INC, 2012.
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  - Mann, Steve, Kristy Perez, Justin Roper, James Bowsher, and Martin Tornai. “Improved quantification and image quality in dedicated breast SPECT using conical resolution recovery reconstruction models.” In Journal of Nuclear Medicine, Vol. 52. SOC NUCLEAR MEDICINE INC, 2011.
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Teaching & Mentoring
Teaching Activities
- Medical Physics Graduate Program:
  Co-instructor for MEDPHY 792 - "Medical Physics Practicum and Shadowing" : 2015 - 2016
  Co-instructor for MEDPHY 732 - "Ionizing-based Imaging" : 2017 - Present
  
  Clinical Imaging Physics Group:
  Primary Mentor for Fluoroscopy Training : 2015 - Present
  Secondary Mentor for Nuclear Medicine Training : 2017 - Present
  
  Department of Radiology:
  Co-instructor for X-ray Mini Course : 2015 - Present
  Co-instructor for "10 Questions" lecture series: 2015 - Present
  Fellow & Staff Training in Fluoroscopy : 2015 - Present
  Co-instructor for Nuclear Medicine Fellow Lecture Series : 2019 - Present
  
  Department of Medicine - Cardiology:
  Fellow & Staff Training in Fluoroscopy : 2019 - Present
  
  Department of Pediatrics - Cardiology:
  Fellow & Staff Training in Fluoroscopy : 2019 - Present
  
  Duke Ambulatory Services:
  Fellow & Staff Training in Fluoroscopy : 2019 - Present
Scholarly, Clinical, & Service Activities
Academic & Administrative Activities
- Medical Physics Graduate Program:
  Member, Qualifying Exam Task Group : 2016
  Member, Qualifying Exam Committee : 2016 - Present

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Selected Publications

Academic Articles

Conference Papers

Teaching Activities

Academic & Administrative Activities