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profilePhilip Frank Judy, PH.D.

TitleAssociate Professor of Radiology
InstitutionBrigham and Women's Hospital
DepartmentRadiology
AddressBrigham and Women's Hospital
Radiology
75 Francis St
Boston MA 02115
Phone617/732-7193
Fax617/732-6336
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The research activities and funding listed below are automatically derived from NIH ExPORTER and other sources, which might result in incorrect or missing items. Faculty can login to make corrections and additions.
R01CA040444     (JUDY, PHILIP)Jul 1, 1985 - Jun 30, 1989
NIH/NCI
DISCRIMINATION AND DETECTION OF FEATURES ON CT IMAGES
Role: Principal Investigator

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Collapse selected publications
Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Faculty can login to make corrections and additions.
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  1. Rodriguez A, Ranallo FN, Judy PF, Fain SB. The effects of iterative reconstruction and kernel selection on quantitative computed tomography measures of lung density. Med Phys. 2017 Jun; 44(6):2267-2280. PMID: 28376262.
    View in: PubMed
  2. Chen-Mayer HH, Fuld MK, Hoppel B, Judy PF, Sieren JP, Guo J, Lynch DA, Possolo A, Fain SB. Standardizing CT lung density measure across scanner manufacturers. Med Phys. 2017 Mar; 44(3):974-985. PMID: 28060414.
    View in: PubMed
  3. Chen-Mayer H, Judy P, Fain S, Hoppel B, Lynch D, Fuld M. TH-CD-207B-11: Multi-Vendor Phantom Study of CT Lung Density Metrics: Is a Reproducibility of Less Than 1 HU Achievable? Med Phys. 2016 Jun; 43(6):3891. PMID: 28046298.
    View in: PubMed
  4. Chen-Mayer H, Fain S, Judy P. TU-G-204-08: Investigation of Volume Adjustment Techniques in Low Dose CT Lung Densitometry. Med Phys. 2015 Jun; 42(6):3634. PMID: 26129070.
    View in: PubMed
  5. Gallardo-Estrella L, Lynch DA, Prokop M, Stinson D, Zach J, Judy PF, van Ginneken B, van Rikxoort EM. Normalizing computed tomography data reconstructed with different filter kernels: effect on emphysema quantification. Eur Radiol. 2016 Feb; 26(2):478-86. PMID: 26002132; PMCID: PMC4712239.
  6. Rodriguez A, Ranallo FN, Judy PF, Gierada DS, Fain SB. CT reconstruction techniques for improved accuracy of lung CT airway measurement. Med Phys. 2014 Nov; 41(11):111911. PMID: 25370644; PMCID: PMC4241826.
  7. Rodriguez A, Ranallo F, Judy P, Gierada D, Fain S. TU-A-12A-11: Improved Airway Measurement Accuracy for Low Dose Quantitative CT (qCT) Using Statistical (ASIR), at Reduced DFOV, and High Resolution Kernels in a Phantom and Swine Model. Med Phys. 2014 Jun; 41(6):452. PMID: 28036832.
    View in: PubMed
  8. Hersh CP, Washko GR, Estépar RS, Lutz S, Friedman PJ, Han MK, Hokanson JE, Judy PF, Lynch DA, Make BJ, Marchetti N, Newell JD, Sciurba FC, Crapo JD, Silverman EK. Paired inspiratory-expiratory chest CT scans to assess for small airways disease in COPD. Respir Res. 2013 Apr 08; 14:42. PMID: 23566024; PMCID: PMC3627637.
  9. Sieren JP, Newell JD, Judy PF, Lynch DA, Chan KS, Guo J, Hoffman EA. Reference standard and statistical model for intersite and temporal comparisons of CT attenuation in a multicenter quantitative lung study. Med Phys. 2012 Sep; 39(9):5757-67. PMID: 22957640; PMCID: PMC3448623.
  10. Park BK, Morrison PR, Tatli S, Govindarajulu U, Tuncali K, Judy P, Shyn PB, Silverman SG. Estimated effective dose of CT-guided percutaneous cryoablation of liver tumors. Eur J Radiol. 2012 Aug; 81(8):1702-6. PMID: 21645981; PMCID: PMC3782862.
  11. Cody DD, Kim HJ, Cagnon CH, Larke FJ, McNitt-Gray MM, Kruger RL, Flynn MJ, Seibert JA, Judy PF, Wu X. Normalized CT dose index of the CT scanners used in the National Lung Screening Trial. AJR Am J Roentgenol. 2010 Jun; 194(6):1539-46. PMID: 20489094; PMCID: PMC3015146.
  12. Rybicki FJ, Otero HJ, Steigner ML, Vorobiof G, Nallamshetty L, Mitsouras D, Ersoy H, Mather RT, Judy PF, Cai T, Coyner K, Schultz K, Whitmore AG, Di Carli MF. Initial evaluation of coronary images from 320-detector row computed tomography. Int J Cardiovasc Imaging. 2008 Jun; 24(5):535-46. PMID: 18368512.
    View in: PubMed
  13. Burgess AE, Judy PF. Signal detection in power-law noise: effect of spectrum exponents. J Opt Soc Am A Opt Image Sci Vis. 2007 Dec; 24(12):B52-60. PMID: 18059914.
    View in: PubMed
  14. MacKenzie JD, Nazario-Larrieu J, Cai T, Ledbetter MS, Duran-Mendicuti MA, Judy PF, Rybicki FJ. Reduced-dose CT: effect on reader evaluation in detection of pulmonary embolism. AJR Am J Roentgenol. 2007 Dec; 189(6):1371-9. PMID: 18029873.
    View in: PubMed
  15. Cagnon CH, Cody DD, McNitt-Gray MF, Seibert JA, Judy PF, Aberle DR. Description and implementation of a quality control program in an imaging-based clinical trial. Acad Radiol. 2006 Nov; 13(11):1431-41. PMID: 17111584.
    View in: PubMed
  16. Shu KM, MacKenzie JD, Smith JB, Blinder EM, Bourgeois LM, Ledbetter S, Castronovo FP, Judy PF, Rybicki F. Lowering the thyroid dose in screening examinations of the cervical spine. Emerg Radiol. 2006 Mar; 12(3):133-6. PMID: 16362270.
    View in: PubMed
  17. Nawfel RD, Judy PF, Schleipman AR, Silverman SG. Patient radiation dose at CT urography and conventional urography. Radiology. 2004 Jul; 232(1):126-32. PMID: 15220498.
    View in: PubMed
  18. Jinzaki M, McTavish JD, Zou KH, Judy PF, Silverman SG. Evaluation of small (
    View in: PubMed
  19. Burgess A, Jacobson F, Judy P. Mass discrimination in mammography: experiments using hybrid images. Acad Radiol. 2003 Nov; 10(11):1247-56. PMID: 14626299.
    View in: PubMed
  20. Carson PL, Giger M, Welch MJ, Halpern H, Kurdziel K, Vannier M, Evelhoch JL, Gazelle GS, Seltzer SE, Judy P, Hendee WR, Bourland JD. Biomedical Imaging Research Opportunities Workshop: report and recommendations. Radiology. 2003 Nov; 229(2):328-39. PMID: 12925715.
    View in: PubMed
  21. Gazelle GS, Seltzer SE, Judy PF. Assessment and validation of imaging methods and technologies. Acad Radiol. 2003 Aug; 10(8):894-6. PMID: 12945926.
    View in: PubMed
  22. Judy PF. Multidetector-row CT image quality and radiation dose: imaging the lung. Semin Roentgenol. 2003 Apr; 38(2):186-92. PMID: 12854442.
    View in: PubMed
  23. Rybicki F, Nawfel RD, Judy PF, Ledbetter S, Dyson RL, Halt PS, Shu KM, Nuñez DB. Skin and thyroid dosimetry in cervical spine screening: two methods for evaluation and a comparison between a helical CT and radiographic trauma series. AJR Am J Roentgenol. 2002 Oct; 179(4):933-7. PMID: 12239041.
    View in: PubMed
  24. Judy PF. Comment on "in x-ray computed tomography, technique factors should be selected appropriate to patient size". Med Phys. 2001 Nov; 28(11):2389. PMID: 11764048.
    View in: PubMed
  25. Burgess AE, Jacobson FL, Judy PF. Human observer detection experiments with mammograms and power-law noise. Med Phys. 2001 Apr; 28(4):419-37. PMID: 11339738.
    View in: PubMed
  26. Wells RG, King MA, Simkin PH, Judy PF, Brill AB, Gifford HC, Licho R, Pretorius PH, Schneider PB, Seldin DW. Comparing filtered backprojection and ordered-subsets expectation maximization for small-lesion detection and localization in 67Ga SPECT. J Nucl Med. 2000 Aug; 41(8):1391-9. PMID: 10945533.
    View in: PubMed
  27. Nawfel RD, Judy PF, Silverman SG, Hooton S, Tuncali K, Adams DF. Patient and personnel exposure during CT fluoroscopy-guided interventional procedures. Radiology. 2000 Jul; 216(1):180-4. PMID: 10887246.
    View in: PubMed
  28. Jacobson FL, Judy PF, Feldman U, Seltzer SE. Perceived features reported as nodules: interpretation of spiral chest CT scans. Acad Radiol. 2000 Feb; 7(2):77-82. PMID: 10730162.
    View in: PubMed
  29. Silverman SG, Tuncali K, Adams DF, Nawfel RD, Zou KH, Judy PF. CT fluoroscopy-guided abdominal interventions: techniques, results, and radiation exposure. Radiology. 1999 Sep; 212(3):673-81. PMID: 10478231.
    View in: PubMed
  30. Wells RG, Simkin PH, Judy PF, King MA, Pretorius H, Gifford HC. Effect of filtering on the detection and localization of small Ga-67 lesions in thoracic single photon emission computed tomography images. Med Phys. 1999 Jul; 26(7):1382-8. PMID: 10435542.
    View in: PubMed
  31. Krupinski EA, Kundel HL, Judy PF, Nodine CF. The Medical Image Perception Society. Key issues for image perception research. Radiology. 1998 Dec; 209(3):611-2. PMID: 9844649.
    View in: PubMed
  32. Hendee WR, Judy PF, Thomas SR. Proposition: medical physicists would benefit by establishment of an institute for biomedical imaging. Med Phys. 1998 Oct; 25(10):1994-7. PMID: 9800708.
    View in: PubMed
  33. Seltzer SE, Judy PF, Feldman U, Scarff L, Jacobson FL. Influence of CT image size and format on accuracy of lung nodule detection. Radiology. 1998 Mar; 206(3):617-22. PMID: 9494475.
    View in: PubMed
  34. Wester C, Judy PF, Polger M, Swensson RG, Feldman U, Seltzer SE. Influence of visual distractors on detectability of liver nodules on contrast-enhanced spiral computed tomography scans. Acad Radiol. 1997 May; 4(5):335-42. PMID: 9156229.
    View in: PubMed
  35. Swensson RG, Judy PF. Measuring performance efficiency and consistency in visual discriminations with noisy images. J Exp Psychol Hum Percept Perform. 1996 Dec; 22(6):1393-415. PMID: 8953228.
    View in: PubMed
  36. Silverman SG, Pearson GD, Seltzer SE, Polger M, Tempany CM, Adams DF, Brown DL, Judy PF. Small (< or = 3 cm) hyperechoic renal masses: comparison of helical and convention CT for diagnosing angiomyolipoma. AJR Am J Roentgenol. 1996 Oct; 167(4):877-81. PMID: 8928697.
    View in: PubMed
  37. Seltzer SE, Judy PF, Adams DF, Jacobson FL, Stark P, Kikinis R, Swensson RG, Hooton S, Head B, Feldman U. Spiral CT of the chest: comparison of cine and film-based viewing. Radiology. 1995 Oct; 197(1):73-8. PMID: 7568857.
    View in: PubMed
  38. Seltzer SE, Cavanagh P, Judy PF, Swensson RG, Scarff L, Monsky W. Enhanced displays of medical images: evaluation of the effectiveness of color, motion, and contour for detecting and localizing liver lesions. Acad Radiol. 1995 Sep; 2(9):748-55. PMID: 9419635.
    View in: PubMed
  39. Seltzer SE, Judy PF, Swensson RG, Chan KH, Nawfel RD. Flattening of the contrast-detail curve for large lesions on liver CT images. Med Phys. 1994 Oct; 21(10):1547-55. PMID: 7869986.
    View in: PubMed
  40. Judy PF, Swensson RG, Nawfel RD, Chan KH, Seltzer SE. Contrast-detail curves for liver CT. Med Phys. 1992 Sep-Oct; 19(5):1167-74. PMID: 1435594.
    View in: PubMed
  41. Nawfel RD, Chan KH, Wagenaar DJ, Judy PF. Evaluation of video gray-scale display. Med Phys. 1992 May-Jun; 19(3):561-7. PMID: 1508090.
    View in: PubMed
  42. Coughlin BF, Seltzer SE, Swensson RG, Judy PF. Practices and attitudes about cathode-ray tube-based and film-based image interpretation. J Digit Imaging. 1992 Feb; 5(1):50-3. PMID: 1554758.
    View in: PubMed
  43. Seltzer SE, Swensson RG, Nawfel RD, Lentini JF, Kazda I, Judy PF. Visualization and detection-localization on computed tomographic images. Invest Radiol. 1991 Apr; 26(4):285-94. PMID: 2032815.
    View in: PubMed
  44. Seltzer SE, Swensson RG, Judy PF, Nawfel RD. Size discrimination in computed tomographic images. Effects of feature contrast and display window. Invest Radiol. 1988 Jun; 23(6):455-62. PMID: 3403205.
    View in: PubMed
  45. Seltzer SE, Judy PF. Gaining insight: improved images enhance understanding. Radiographics. 1987 Nov; 7(6):1221-40. PMID: 3423329.
    View in: PubMed
  46. Judy PF, Swensson RG. Display thresholding of images and observer detection performance. J Opt Soc Am A. 1987 May; 4(5):954-65. PMID: 3598747.
    View in: PubMed
  47. Kijewski MF, Judy PF. The noise power spectrum of CT images. Phys Med Biol. 1987 May; 32(5):565-75. PMID: 3588670.
    View in: PubMed
  48. Moore SC, Judy PF. Cardiac computed tomography using redundant-ray prospective gating. Med Phys. 1987 Mar-Apr; 14(2):193-6. PMID: 3587137.
    View in: PubMed
  49. Fahey FH, Zimmerman RE, Judy PF, Lanza RC. Detection efficiency of a high-pressure gas scintillation proportional chamber. Med Phys. 1987 Jan-Feb; 14(1):115-23. PMID: 3561331.
    View in: PubMed
  50. Fahey FH, Zimmerman RE, Judy PF, Lanza RC. Energy resolution in a high-pressure gas scintillation proportional chamber. Med Phys. 1986 Jan-Feb; 13(1):25-34. PMID: 3951406.
    View in: PubMed
  51. Judy PF, Swensson RG. Detection of small focal lesions in CT images: effects of reconstruction filters and visual display windows. Br J Radiol. 1985 Feb; 58(686):137-45. PMID: 4063650.
    View in: PubMed
  52. Kijewski MF, Judy PF, Svensson GK. Image quality of an analog radiation therapy simulator-based tomographic scanner. Med Phys. 1984 Jul-Aug; 11(4):502-7. PMID: 6482845.
    View in: PubMed
  53. Moore SC, Judy PF, Garnic JD, Kambic GX, Bonk F, Cochran G, Margosian P, McCroskey W, Foote F. Prospectively gated cardiac computed tomography. Med Phys. 1983 Nov-Dec; 10(6):846-55. PMID: 6361507.
    View in: PubMed
  54. Garnic JD, Moore SC, Judy PF, Harrington DP, Lois J, Levin DC. Prospectively gated cardiac CT. Preliminary results in normal and postinfarction animal models. Invest Radiol. 1983 Sep-Oct; 18(5):419-24. PMID: 6642938.
    View in: PubMed
  55. Duckworth JE, Judy PF, Goodson JM, Socransky SS. A method for the geometric and densitometric standardization of intraoral radiographs. J Periodontol. 1983 Jul; 54(7):435-40. PMID: 6577180.
    View in: PubMed
  56. Kijewski MF, Judy PF. The effects of misregistration of the projections on spatial resolution of CT scanners. Med Phys. 1983 Mar-Apr; 10(2):169-75. PMID: 6602937.
    View in: PubMed
  57. Seltzer SE, Adams DF, Davis MA, Hessel SJ, Havron A, Judy PF, Paskins-Hurlburt AJ, Hollenberg NK. Hepatic contrast agents for computed tomography: high atomic number particulate material. J Comput Assist Tomogr. 1981 Jun; 5(3):370-4. PMID: 7240513.
    View in: PubMed
  58. Swensson RG, Judy PF. Detection of noisy visual targets: models for the effects of spatial uncertainty and signal-to-noise ratio. Percept Psychophys. 1981 Jun; 29(6):521-34. PMID: 7279581.
    View in: PubMed
  59. Judy PF, Swensson RG, Szulc M. Lesion detection and signal-to-noise ratio in CT images. Med Phys. 1981 Jan-Feb; 8(1):13-23. PMID: 7207423.
    View in: PubMed
  60. Judy PF, Adler GJ. Comparison of equivalent photon energy calibration methods in computed tomography. Med Phys. 1980 Nov-Dec; 7(6):685-91. PMID: 7464712.
    View in: PubMed
  61. Szulc M, Judy PF. Effect of x-ray filtration on dose and image performance of CT scanners. Med Phys. 1979 Nov-Dec; 6(6):479-86. PMID: 545116.
    View in: PubMed
  62. Shuping RE, Judy PF. Resolution and contrast reduction. Med Phys. 1978 Nov-Dec; 5(6):491-6. PMID: 732771.
    View in: PubMed
  63. Hessel SJ, Adams DF, Judy PF, Fishbein MC, Abrams HL. Detection of myocardial ischemia in vitro by computed tomography. Radiology. 1978 May; 127(2):413-8. PMID: 644066.
    View in: PubMed
  64. Gould RG, Judy PF, Bjärngard BE. Noise characteristics of a microchannel plate x-ray image intensifier. Med Phys. 1978 Mar-Apr; 5(2):115-9. PMID: 683149.
    View in: PubMed
  65. Shuping RE, Judy PF. Energy absorbed in calcium tungstate x-ray screens. Med Phys. 1977 May-Jun; 4(3):239-43. PMID: 882059.
    View in: PubMed
  66. Willis KW, Martinez DA, Hedley-Whyte ET, Davis MA, Judy PF, Treves S. Renal localization of 99mTc-stannous glucophetonate and 99mTc-stannous dimercaptosuccinate in the rat by frozen section autoradiography. The efficiency and resolution of technetium-99m. Radiat Res. 1977 Mar; 69(3):475-88. PMID: 322190.
    View in: PubMed
  67. Judy PF. The line spread function and modulation transfer function of a computed tomographic scanner. Med Phys. 1976 Jul-Aug; 3(4):233-6. PMID: 785200.
    View in: PubMed
  68. Bolon GG, Griffiths HJ, Judy PF. Proceedings: A new detector for absorptiometric measurements. AJR Am J Roentgenol. 1976 Jun; 126(6):1272-3. PMID: 179399.
    View in: PubMed
  69. Adams DF, Hessel SJ, Judy PF, Stein JA, Abrams HL. Differing attenuation coefficients of normal and infarcted myocardium. Science. 1976 Apr 30; 192(4238):467-9. PMID: 1257780.
    View in: PubMed
  70. Adams DF, Hessel SJ, Judy PF, Stein JA, Abrams HL. Computed tomography of the normal and infarcted myocardium. AJR Am J Roentgenol. 1976 Apr; 126(4):786-91. PMID: 179347.
    View in: PubMed
  71. Lane RG, Doppke KP, Judy PF, Pillai BK. Malfunction of linear accelerator dose monitoring systems. Radiology. 1975 Jun; 115(3):734-5. PMID: 805463.
    View in: PubMed
  72. Judy PF. Letter: Accuracy of cortical bone density measurements. Phys Med Biol. 1974 Sep; 19(5):741-2. PMID: 4445243.
    View in: PubMed
  73. Sandrik JM, Judy PF. Effects of the polyenergetic character of the spectrum of 125 I on the measurement of bone mineral content. Invest Radiol. 1973 May-Jun; 8(3):143-9. PMID: 4710634.
    View in: PubMed
  74. Wooten WW, Judy PF, Greenfield MA. Analysis of the effects of adipose tissue on the absorptiometric measurement of bone mineral mass. Invest Radiol. 1973 Mar-Apr; 8(2):84-9. PMID: 4690957.
    View in: PubMed
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