Scholars@Duke

• Recognition
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  In the News

  • OCT 16, 2017

    Patient Safety & Quality Healthcare

    Medical Physicists Bring New Value to Patient-Centered Care
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  Awards & Honors

  • Director’s Award for Exemplary Service. Duke Medical Physics Program. 2016
  • Director’s Award for Exemplary Service. Duke Medical Physics Program. 2006
• Expertise
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  Subject Headings

  • Medical physics
  • Spiral computed tomography
  • Tomography, Emission
• Research
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  Selected Grants

  • ACRIN MR Physics Center of Excellence 2013 - 2014
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  Fellowships, Supported Research, & Other Grants

  • Comprehensive Image Quality Monitoring Program at a Large, Academic Hospital awarded by Society for Imaging Informatics in Medicine 2012 - 2014
• Publications & Artistic Works
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  Selected Publications

  • Academic Articles

    • Ria, Francesco, Joseph T. Davis, Justin B. Solomon, Joshua M. Wilson, Taylor B. Smith, Donald P. Frush, and Ehsan Samei. “Expanding the Concept of Diagnostic Reference Levels to Noise and Dose Reference Levels in CT..” Ajr Am J Roentgenol 213, no. 4 (October 2019): 889–94. https://doi.org/10.2214/AJR.18.21030.
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    • Willis, Charles E., Thomas K. Nishino, Jered R. Wells, H. Asher Ai, Joshua M. Wilson, and Ehsan Samei. “Automated quality control assessment of clinical chest images..” Med Phys 45, no. 10 (October 2018): 4377–91. https://doi.org/10.1002/mp.13107.
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    • Mileto, Achille, Rendon C. Nelson, Douglas G. Larson, Ehsan Samei, Joshua M. Wilson, Olav Christianson, Daniele Marin, and Daniel T. Boll. “Variability in Radiation Dose From Repeat Identical CT Examinations: Longitudinal Analysis of 2851 Patients Undergoing 12,635 Thoracoabdominal CT Scans in an Academic Health System..” Ajr Am J Roentgenol 208, no. 6 (June 2017): 1285–96. https://doi.org/10.2214/AJR.16.17070.
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    • Ria, Francesco, Joshua Mark Wilson, Yakun Zhang, and Ehsan Samei. “Image noise and dose performance across a clinical population: Patient size adaptation as a metric of CT performance..” Med Phys 44, no. 6 (June 2017): 2141–47. https://doi.org/10.1002/mp.12172.
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    • Mileto, Achille, Andrew Barina, Daniele Marin, Sandra S. Stinnett, Kingshuk Roy Choudhury, Joshua M. Wilson, and Rendon C. Nelson. “Virtual Monochromatic Images from Dual-Energy Multidetector CT: Variance in CT Numbers from the Same Lesion between Single-Source Projection-based and Dual-Source Image-based Implementations..” Radiology 279, no. 1 (April 2016): 269–77. https://doi.org/10.1148/radiol.2015150919.
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    • Brinkley, Michael F., Juan C. Ramirez-Giraldo, Ehsan Samei, Daniel J. Frush, Kingshuk Roy Choudhury, Joshua M. Wilson, Olav I. Christianson, and Donald P. Frush. “Effects of automatic tube potential selection on radiation dose index, image quality, and lesion detectability in pediatric abdominopelvic CT and CTA: a phantom study..” Eur Radiol 26, no. 1 (January 2016): 157–66. https://doi.org/10.1007/s00330-015-3817-x.
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    • Solomon, Justin, Joshua Wilson, and Ehsan Samei. “Characteristic image quality of a third generation dual-source MDCT scanner: Noise, resolution, and detectability..” Med Phys 42, no. 8 (August 2015): 4941–53. https://doi.org/10.1118/1.4923172.
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    • Wilson, Joshua M., and Ehsan Samei. “Implementation of the ACR Dose Index Registry..” J Am Coll Radiol 12, no. 3 (March 2015): 312–13. https://doi.org/10.1016/j.jacr.2014.11.019.
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    • Mileto, Achille, Rendon C. Nelson, Ehsan Samei, Kingshuk Roy Choudhury, Tracy A. Jaffe, Joshua M. Wilson, and Daniele Marin. “Dual-energy MDCT in hypervascular liver tumors: effect of body size on selection of the optimal monochromatic energy level..” Ajr Am J Roentgenol 203, no. 6 (December 2014): 1257–64. https://doi.org/10.2214/AJR.13.12229.
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    • Marin, Daniele, Ghaneh Fananapazir, Achille Mileto, Kingshuk Roy Choudhury, Joshua M. Wilson, and Rendon C. Nelson. “Dual-energy multi-detector row CT with virtual monochromatic imaging for improving patient-to-patient uniformity of aortic enhancement during CT angiography: an in vitro and in vivo study..” Radiology 272, no. 3 (September 2014): 895–902. https://doi.org/10.1148/radiol.14132857.
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    • Mileto, Achille, Rendon C. Nelson, Ehsan Samei, Tracy A. Jaffe, Erik K. Paulson, Andrew Barina, Kingshuk Roy Choudhury, Joshua M. Wilson, and Daniele Marin. “Impact of dual-energy multi-detector row CT with virtual monochromatic imaging on renal cyst pseudoenhancement: in vitro and in vivo study..” Radiology 272, no. 3 (September 2014): 767–76. https://doi.org/10.1148/radiol.14132856.
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    • Chen, Baiyu, Olav Christianson, Joshua M. Wilson, and Ehsan Samei. “Assessment of volumetric noise and resolution performance for linear and nonlinear CT reconstruction methods..” Med Phys 41, no. 7 (July 2014). https://doi.org/10.1118/1.4881519.
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    • Winslow, J., J. Wilson, O. Christianson, and E. Samei. “WE-D-18A-02: Performance Evaluation of Automatic Exposure Control (AEC) Across 12 Clinical CT Systems..” Med Phys 41, no. 6 (June 2014). https://doi.org/10.1118/1.4889411.
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    • Turkington, Timothy, Drake Brookins, and Joshua Wilson. “PET lesion quantitation noise estimates from sub-scan images.” Journal of Nuclear Medicine 55 (May 1, 2014).
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    • Chen, B., J. Wilson, and E. Samei. “A refined methodology for modeling volume quantification performance in CT.” Progress in Biomedical Optics and Imaging  Proceedings of Spie 9033 (January 1, 2014). https://doi.org/10.1117/12.2044004.
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    • Tian, X., J. Wilson, D. Frush, and E. Samei. “Prospective optimization of CT under tube current modulation: II. image quality.” Progress in Biomedical Optics and Imaging  Proceedings of Spie 9033 (January 1, 2014). https://doi.org/10.1117/12.2044013.
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    • Wilson, J. M., and T. G. Turkington. “TOF-PET small-lesion image quality measured over a range of phantom sizes.” Ieee Transactions on Nuclear Science 60, no. 3 (May 7, 2013): 1589–95. https://doi.org/10.1109/TNS.2013.2253331.
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    • Wilson, Joshua M., Olav I. Christianson, Samuel Richard, and Ehsan Samei. “A methodology for image quality evaluation of advanced CT systems..” Med Phys 40, no. 3 (March 2013). https://doi.org/10.1118/1.4791645.
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    • Oldan, Jorge, Kelsey Chisholm, Karen Kurdziel, Joshua Wilson, and Bennett Chin. “Sodium fluoride PET/CT of metastatic disease burden: Preliminary results of reproducibility measurements.” Society of Nuclear Medicine Annual Meeting Abstracts 54 (2013): 1433–1433.
    • Wilson, Joshua, Kelsey Chisholm, Timothy Turkington, and Bennett Chin. “Phantom and simulation study to determine image noise levels for a CT-based simulation platform of NaF PET uptake.” Society of Nuclear Medicine Annual Meeting Abstracts 54 (2013): 2083–2083.
    • Rankine, L. J., J. M. Wilson, and T. G. Turkington. “Investigation of four phantoms for PET normalization.” Ieee Nuclear Science Symposium Conference Record, December 1, 2012, 3548–50. https://doi.org/10.1109/NSSMIC.2012.6551812.
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    • Wilson, J. M., O. Christianson, B. Chen, J. Winslow, and E. Samei. “MA Modulation and Iterative Reconstruction: Evaluation Using a New CT Phantom.” Medical Physics 39, no. 6 (June 2012): 4015–4015. https://doi.org/10.1118/1.4736378.
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    • Winslow, J., J. Wilson, O. Christianson, and E. Samei. “CT QA Revisited in Context of Tube Current Modulation and Iterative Reconstruction.” Medical Physics 39, no. 6 (June 2012): 3606–3606. https://doi.org/10.1118/1.4734638.
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    • Roper, Justin R., James E. Bowsher, Joshua M. Wilson, Timothy G. Turkington, and Fang-Fang Yin. “Target localization using scanner-acquired SPECT data..” J Appl Clin Med Phys 13, no. 3 (May 10, 2012). https://doi.org/10.1120/jacmp.v13i3.3724.
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    • Roper, J. R., J. E. Bowsher, J. M. Wilson, T. G. Turkington, and F. F. Yin. “Target localization using scanner-acquired SPECT data.” Journal of Applied Clinical Medical Physics 13, no. 3 (January 1, 2012): 108–23. https://doi.org/10.1120/jacmp.v13i3.3724.
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    • Wilson, Joshua M., R Edward Coleman, and Timothy G. Turkington. “Variable-time positron emission tomography leg protocol to equalize noise for positron emission tomography/computed tomography acquisitions..” Nucl Med Commun 32, no. 9 (September 2011): 868–72. https://doi.org/10.1097/MNM.0b013e328347f1a3.
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    • Wilson, J. M., S. J. Lokitz, and T. G. Turkington. “Development of a fillable, tapered PET/CT phantom.” Ieee Transactions on Nuclear Science 58, no. 3 PART 1 (June 1, 2011): 651–59. https://doi.org/10.1109/TNS.2011.2105280.
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    • Wilson, J. M., S. G. Ross, T. Deller, E. Asma, R. Manjeshwar, and T. G. Turkington. “A phantom study of regularized image reconstruction in PET.” Ieee Nuclear Science Symposium Conference Record, December 1, 2010, 3661–65. https://doi.org/10.1109/NSSMIC.2010.5874496.
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    • Adams, Michael C., Timothy G. Turkington, Joshua M. Wilson, and Terence Z. Wong. “A systematic review of the factors affecting accuracy of SUV measurements..” Ajr Am J Roentgenol 195, no. 2 (August 2010): 310–20. https://doi.org/10.2214/AJR.10.4923.
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    • Roper, J., J. Wilson, J. Bowsher, T. Turkington, and F. Yin. “SU‐DD‐A3‐05: On‐Board SPECT: Localization Study Using Scanner‐Acquired Data.” Medical Physics 37, no. 6 (January 1, 2010). https://doi.org/10.1118/1.3467998.
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    • Turkington, T. G., and J. M. Wilson. “Attenuation artifacts and time-of-flight PET.” Ieee Nuclear Science Symposium Conference Record, December 1, 2009, 2997–99. https://doi.org/10.1109/NSSMIC.2009.5401589.
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    • Wilson, J. M., and T. G. Turkington. “TOF-PET small-lesion image quality measured over a range of phantom sizes.” Ieee Nuclear Science Symposium Conference Record, December 1, 2009, 3710–14. https://doi.org/10.1109/NSSMIC.2009.5401866.
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    • Turkington, Timothy, John Williams, Scott Wollenweber, Charles Stearns, Alexander Ganin, and Joshua Wilson. “Image quality evaluation on a new time-of-flight PET.” Journal of Nuclear Medicine 50 (May 1, 2009).
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    • Wilson, Joshua, James Colsher, and Timothy Turkington. “Comparing small lesion PET image quality with count statistics over a range of body sizes.” Journal of Nuclear Medicine 50 (May 1, 2009).
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    • Wilson, J. M., S. J. Lokitz, and T. G. Turkington. “Development of a fillable, tapered PET/CT phantom.” Ieee Nuclear Science Symposium Conference Record, December 1, 2008, 3898–3902. https://doi.org/10.1109/NSSMIC.2008.4774134.
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    • Wilson, J. M., and T. G. Turkington. “Multisphere phantom and analysis algorithm for PET image quality assessment..” Phys Med Biol 53, no. 12 (June 21, 2008): 3267–78. https://doi.org/10.1088/0031-9155/53/12/013.
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    • Lokitz, S. J., J. M. Wilson, and T. G. Turkington. “Development of a phantom to simulate a wide range of body sizes.” Ieee Nuclear Science Symposium Conference Record 5 (December 1, 2007): 3713–17. https://doi.org/10.1109/NSSMIC.2007.4436928.
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    • Turkington, T. G., J. M. Wilson, J. E. Bowsher, and D. R. Gilland. “Limiting iterations vs. post smoothing for noise control in PET.” Ieee Nuclear Science Symposium Conference Record 4 (December 1, 2007): 2772–75. https://doi.org/10.1109/NSSMIC.2007.4436715.
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    • Wilson, J. M., and T. G. Turkington. “Development of a PET protocol to equalize noise for PET/CT leg acquisitions.” Ieee Nuclear Science Symposium Conference Record 5 (December 1, 2007): 3246–49. https://doi.org/10.1109/NSSMIC.2007.4436831.
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    • Wilson, J. W., T. G. Turkington, J. M. Wilson, J. G. Colsher, and S. G. Ross. “Image quality vs. NEC in 2D and 3D PET.” Ieee Nuclear Science Symposium Conference Record 4 (December 1, 2005): 2133–37. https://doi.org/10.1109/NSSMIC.2005.1596756.
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    • Wilkerson, M Scott, Joshua M. Wilson, Josep Poblet, and Mark P. Fischer. “DETACH: an Excel spreadsheet to simulate 2-D cross sections of detachment folds.” Computers & Geosciences 30 (2004): 1069–77.

  • Conference Papers

    • Ria, F., J. B. Solomon, Y. Zhang, J. M. Wilson, and E. Samei. “Use of Mercury Phantom to Predict CT Image Noise and Inform Protocol Design.” In Medical Physics, 45:E136–E136. WILEY, 2018.
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    • Ria, F., J. M. Wilson, Y. Zhang, and E. Samei. “Adaptability index: Quantifying CT tube current modulation performance from dose and quality informatics.” In Progress in Biomedical Optics and Imaging  Proceedings of Spie, Vol. 10132, 2017. https://doi.org/10.1117/12.2255631.
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    • Ria, F., J. M. Wilson, P. Guntzer, F. Zanca, and E. Samei. “SU-F-I-48: Variability in CT Scanning Over-Range Across Clinical Operation..” In Medical Physics, Vol. 43, 2016. https://doi.org/10.1118/1.4955876.
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    • Wells, J., J. Wilson, Y. Zhang, E. Samei, and C. E. Ravin. “SU-E-I-94: Automated Image Quality Assessment of Radiographic Systems Using An Anthropomorphic Phantom..” In Med Phys, Vol. 41, 2014. https://doi.org/10.1118/1.4888044.
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    • Turkington, Timothy, Drake Brookins, and Joshua Wilson. “PET lesion quantitation noise estimates from sub-scan images.” In Journal of Nuclear Medicine, Vol. 55. SOC NUCLEAR MEDICINE INC, 2014.
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    • Wilson, J. M., K. L. Chisholm, J. D. Oldan, W. P. Segars, T. G. Turkington, and B. B. Chin. “Patient-specific model of NaF PET to facilitate multicenter clinical trial PET imaging protocols and analysis: preliminary results of a CT-based simulation.” In Journal of Nuclear Medicine, 54:26–27. SOC NUCLEAR MEDICINE INC, 2013.
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    • Adams, M., T. Wong, J. Wilson, and T. Turkington. “Impact of Image Reconstruction Parameters on Standard Uptake Value in FDG-PET.” In American Journal of Roentgenology, Vol. 194. AMER ROENTGEN RAY SOC, 2010.
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    • Wilson, Joshua M., Stephen J. Lokitz, and Timothy G. Turkington. “Development of a fillable, tapered PET/CT phantom.” In 2008 Ieee Nuclear Science Symposium and Medical Imaging Conference (2008 Nss/Mic), Vols 1 9, 3173-+. IEEE, 2009.
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  • Theses and Dissertations

    • Wilson, Joshua M. “Parameterizing Image Quality of TOF versus Non-TOF PET as a Function of Body Size,” 2011.
• Teaching & Mentoring
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  Recent Courses

  • MEDPHY 751-3: Professional Development Skills for Medical Physicists 2019
  • MEDPHY 751-3K: Professional Development Skills for Medical Physicists 2019

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