CTC-related Publications by VirtuoCTC Members

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CTC-related Publications

  • Pickhardt PJ, Kim DH, Meiners RJ, Wyatt K, Hanson ME, Barlow DS, Cullen PA, Remtulla R, Cash BD. Colorectal and extracolonic cancers detected at CT colonography screening in 10,286 asymptomatic adults. Radiology (in press)
  • Kim DH, Pickhardt PJ, Hanson ME, Hinshaw JL. CT colonography performance and program outcome measures in a senior age screening population. Radiology (in press)
  • Boyce CJ, Pickhardt PJ, Lawrence EM, Kim DH, Bruce RJ. Prevalence of urolithiasis in asymptomatic adults: objective determination using low-dose non-contrast computed tomography. J Urol (in press)
  • Pickhardt PJ. Noninvasive radiologic imaging of the large intestine: a valuable complement to optical colonoscopy. Curr Opin Gastroenterol (in press)
  • Hassan C, Pickhardt PJ, Di Giulio E, Hunink MGM, Laghi A, Buongiorno NB. Value of information analysis to guide future research in the management of the colorectal malignant polyp. Dis Colon Rectum (in press)
  • Boyce CJ, Pickhardt PJ, Kim DH, Taylor AJ, Winter TC, Bruce RJ, Lindstrom MJ, Hinshaw JL. Hepatic steatosis (fatty liver disease) in asymptomatic adults identified at unenhanced low-dose computed tomography. AJR (in press)
  • Hassan C, Pickhardt PJ, Kim DH, Laghi A, Repici A, Zullo A, Annibale B, Di Giulio E. Systematic review: distribution of advanced neoplasia according to polyp size at screening. Aliment Pharmacol Ther (in press)
  • Pickhardt PJ. CTC interpretation by gastroenterologists: feasible but largely impractical, undesirable, and misguided. Am J Gastroenterol (in press)
  • Summers RM, Liu J, Yao J, Brown L, Choi JR, Pickhardt PJ. Automated measurement of colorectal polyp height at CT colonography: hyperplastic polyps are flatter than adenomatous polyps. AJR (in press)
  • Borden Z, Pickhardt PJ, Kim DH, Agriantonis D, Lubner M, Hinshaw JL. Bowel preparation for CT clonography (CTC): blinded comparison of sodium phosphate and magnesium citrate for catharsis. Radiology (in press)
  • Summers RM, Swift JA, Dwyer AJ, Choi JR, Pickhardt PJ. Normalized distance along the colon centerline: a method for correlating polyp location on CT colonography and optical colonoscopy AJR (in press)
  • Hassan C, Pickhardt PJ, Zullo A,Di Giulio E, Laghi A, Kim DH, Iafrate F, Morini S. Cost-effectiveness of early colonoscopy surveillance after cancer resection. Dig Liver Dis (in press)
  • Hassan C, Hunink MGM, Laghi A, Pickhardt PJ, Zullo A, Kim DH, Iafrate F, Di Giulio E. Value of information analysis to guide future research in colorectal cancer screening. Radiology (in press)Eickhoff A, Pickhardt PJ, Hartmann D, Riemann JF.
  • Colon Anatomy based on CT colonography and fluoroscopy: impact on looping, straightening, and ancillary maneuvers in colonoscopy. Dig Liver Dis (in press)
  • Zhu H, Duan C, Pickhardt PJ, Liang Z. Computer-aided detection of colonic polyps with level set-based adaptive convolution to advance virtual colonoscopy toward a screening modality. Cancer Management and Research (in press)
  • Pickhardt PJ, Hassan C, Kim DH. Extracolonic findings from CTC: balancing risks and benefits (reply). AJR (in press)
  • Hassan C, Pickhardt PJ, Laghi A, Kim DH, Zullo A. Should we refer diminutive polyps to post-CTC polypectomy? (letter) Gut (in press)
  • Pickhardt PJ, Kim DH. Colorectal cancer screening with CT colonography: key concepts regarding polyp prevalence, size, histology, morphology, and natural history. AJR 2009;193:40-46
  • Khashab MA, Pickhardt PJ, Kim DH, Rex DK. Colorectal anatomy in adults at CT colonography: Normal distribution and the effect of age, gender, and body mass index. Endoscopy 2009;41:674-678
  • Pickhardt PJ, Schumacher S, Kim DH. Polyp detection at 3D endoluminal CT colonography: sensitivity of one-way fly-through at 120� field-of-view angle. J Comput Assist Tomogr 2009;33:631-635
  • Hassan C, Pickhardt PJ, Laghi A, Zullo A, Kim DH, Iafrate F, Cristofari F, Di Giulio E. The diminutive lesions versus the advanced adenoma: which is the real target of CT colonography screening? (letter) Int J Cancer 2009;125:1238
  • Pickhardt PJ, Kim DH. Advanced versus high-risk adenomas: Identifying the relevant target for CT colonography screening. (letter) Am J Gastroenterol 2009;104:1599-1600
  • Pickhardt PJ, Hassan C, Laghi A, Kim DH. CT colonography to screen for colorectal cancer and aortic aneurysm in the Medicare population: cost-effectiveness analysis. AJR 2009;192:1332-1340
  • Hassan C, Pickhardt PJ, Laghi A, DiGiulio E, Zullo A, Kim DK, Iafrate F, Morini S. Impact of whole-body CT screening on the cost-effectiveness of CT colonography. Radiology 2009;251:156-165
  • Pickhardt PJ. Screening CT colonography: time for clinical implementation. Nat Clin Pract Oncol 2009;6:187-188
  • Regge D, Hassan C, Pickhardt PJ, Laghi A, DiGiulio E, Zullo A, Kim DH, Iafrate F, Morini S. Impact of computer-aided detection on the cost-effectiveness of CT colonography. Radiology 2009;250:488-497
  • Hassan C, Pickhardt PJ, Kim DK, Zullo A, DiGiulio E, Laghi A, Iafrate F, Morini S. Cost-effectiveness of early one-year colonoscopy surveillance after polypectomy. Dis Colon Rectum 2009;52:964-971
  • Pickhardt PJ, Kim DH, Hassan C. The effectiveness of colonoscopy in reducing mortality from colorectal cancer. (letter) Ann Intern Med 2009;150:818-819
  • Pickhardt PJ, Kim DH, Hassan C. Advanced neoplasia detection rates at colonoscopy screening: implications for CT colonography. (letter) Gastroenterology 2009;136:1121-1122
  • Summers RM, Frentz SM, Liu J, Yao J, Brown L, Louie A, Barlow DS, Jensen DW, Dwyer AJ, Pickhardt PJ, Petrick N. Conspicuity of colorectal polyps at CT colonography: visual assessment, CAD performance, and the important role of polyp height. Acad Radiol 2009;16:4-14
  • Iafrate F, Hassan C, Pickhardt PJ, Pichi A, Stagnitti A, Zullo A, DiGiulio E, Laghi A. Portrait of a polyp: the CTC dilemma. Abdom Imaging 2008;25:612-616
  • Pickhardt PJ, Hassan C, Laghi A, Zullo A, Kim DH, Iafrate F, Morini S. Clinical management of small (6-9 mm) polyps detected at screening CT colonography: a cost-effectiveness analysis. AJR 2008;191:1509-1516
  • Hassan C, DiGiulio E, Pickhardt PJ, Zullo A, Laghi A, Kim DH, Iafrate F, Morini S. Cost-effectiveness of colonoscopy based on the appropriateness of the indication. Clin Gastroenterol Hepatol 2008;6:1231-1236
  • Van Uitert RL, Summers RM, White JM, Deshpande KK, Choi JR, Pickhardt PJ. Temporal and multi-institutional quality assessment for CT colonography. AJR 2008;191:1503-1508
  • Pickhardt PJ, Hassan C, Laghi A, Zullo A, Kim DH, Iafrate F, Morini S. Clinical management of small (6-9 mm) polyps detected at screening CT colonography: a cost-effectiveness analysis. AJR 2008;191:1509-1516
  • Pickhardt PJ, Hanson ME, Vanness DJ, Lo J, Kim DH, Taylor AJ, Winter TC, Hinshaw JL. Unsuspected extracolonic findings at screening CT colonography: clinical and economic impact. Radiology 2008;249:151-159
  • McFarland EG, Levin B, Lieberman DA, Pickhardt PJ, Johnson CD, Glick SN, Brooks D, Smith RA. Revised colorectal screening guidelines: joint effort of the American cancer Society, US Multisociety Task Force on Colorectal Cancer, and American College of Radiology. Radiology 2008;248:717-720
  • Cornett D, Barancin C, Roeder B, Reichelderfer M, Frick T, Gopal D, Kim DH, Pickhardt PJ, Taylor AJ, Pfau PR. Findings on optical colonoscopy after positive CT colonography exam. Am J Gastroenterol 2008;103:2068-2074
  • Burling D, Moore A, Tam E, Gupta A, East J, Pickhardt PJ, Marshall M, Taylor S. Effect of visualisation display colour on polyp conspicuity at virtual colonoscopy. Clin Radiol 2008;63:979-985
  • Summers RM, Handwerker LR, Pickhardt PJ, Van Uitert RL, Deshpande KK, Yeshwant S, Yao J, Franaszek M. Performance of a previously validated CT colonography CAD system on a new patient population. AJR 2008;191:168-174
  • Kim DH, Pickhardt PJ, Taylor AJ, Menias CO. Imaging evaluation of complications at optical colonoscopy. Curr Probl Diagn Radiol 2008;37:165-177
  • Pickhardt PJ, Kin DH. CT colonography: a primer for gastroenterologists. Clin Gastroenterol Hepatol 2008;6:497-502
  • Hassan C, Pickhardt PJ, Laghi A, Kim DH, Zullo A, Iafrate F, DiGiulio L, Morini S. CT colonography to screen for colorectal cancer, extracolonic cancer, and aortic aneurysm: cost-effectiveness analysis. Arch Intern Med 2008;168:696-705
  • Burling D, Moore A, Marshall M, Weldon J, Gillen C, Baldwin R, Smith K, Pickhardt PJ, Honeyfield L, Taylor S. Virtual colonoscopy: effect of computer-assisted detection on radiographic technologist performance. Clin Radiol 2008;63:549-556
  • Taylor SA, Tam E, Greenhalgh R, Sahni V, Ilangovan R, Burling D, Zhang J, Bassett P, Pickhardt PJ, Halligan S. CT colonography and computer assisted detection: Effect of false positives on reader specificity and reading efficiency in a low prevalence screening population. Radiology 2008;247:133-140
  • Pickhardt PJ, Hassan C, Laghi A, Kim DH, Zullo A, Iafrate F, Morini S. Is there sufficient MDCT capacity to provide colorectal cancer screening with CT colonography for the US population? AJR 2008;190:1044-1049
  • Levin B, Lieberman DA, McFarland B, Smith RA, Brooks D, Andrews KS, Dash C, Giardiello FM, Glick S, Levin TR, Pickhardt PJ, Rex DK, Thirson A, Winawer SJ. Screening and Surveillance for the Early Detection of Colorectal Cancer and Adenomatous Polyps, 2008: A Joint Guideline from the American Cancer Society, the US Multi-Society Task Force on Colorectal Cancer, and the American College of Radiology. CA Cancer J Clin 2008;58:130-160 (also published in Gastroenterology)
  • Durkee BY, Mudd SR, Roen CN, Clipson L, Newton MA, Wiechert JP, Pickhardt PJ, Halberg RB. Reproducibility and accuracy of tumor volume measurement at microCT colonography in living mice. Acad Radiol 2008;15:334-341
  • Hassan C, Laghi A, Pickhardt PJ, Kim DH, Zullo A, Iafrate F, Morini S. Projected impact of colorectal cancer screening with CT colonography on current radiological capacity in Europe.Aliment Pharmacol Ther 2008;15:366-374
  • Pickhardt PJ, Kim DH, Taylor AJ. Asymptomatic pneumatosis at CT colonography: a benign self-limited imaging finding distinct from perforation. AJR 2008;190:W112-117
  • Schwartz DC, Dasher KJ, Said A, Gopal DV, Reichelderfer M, Kim DH, Pickhardt PJ, Taylor AJ, Pfau PR. Impact of a CT colonography screening program on endoscopic colonoscopy in clinical practice. Am J Gastroenterol 2008;103:346-351
  • Pickhardt PJ, Hassan C, Laghi A, Zullo A, Kim DH, Iafrate F, Morini S. Small and diminutive polyps detected at screening CT colonography: a decision analysis for referral to colonoscopy. AJR 2008;190:136-144
  • Petrick N, Haider M, Summers RM, Yeshwant S, Brown L, Iuliano EM, Louie A, Choi JR, Pickhardt PJ. CT colonography with computer-aided detection as a second reader: an observer performance study. Radiology 2008;246:148-156
  • Pickhardt PJ, Levin B, Bond JH. Nonpolypoid colorectal neoplasms (letter). JAMA 2008;299:2743
  • Kim DH, Pickhardt PJ. CT colonography in colorectal cancer screening: virtual or real? (reply). Gastroenterology 2008;135:315
  • Kim DH, Pickhardt PJ. CT colonography versus colonoscopy for the detection of advanced neoplasia (reply). N Engl J Med 2008;358:88-90
  • Pickhardt PJ. Missed lesions at primary 2D CT colonography: further support for 3D polyp detection (letter). Radiology 2008;246:648-649
  • Pickhardt PJ, Lee AD, Taylor AJ, Michel SJ, Winter TC, Shadid A, Meiners RJ, Chase PJ, Hinshaw JL, Williams JG, Prout TM, Husain SH, Kim DH. Primary 2D versus primary 3D polyp detection at screening CT colonography. AJR 2007;189:1451-1456
  • Deshpande KK, Summers RM, van Uitert RL, Franaszek M, Brown L, Dwyer AJ, Fletcher JG, Choi JR, Pickhardt PJ. Quality assessment for CT colonography: validation of automated measurement of colonic distention and residual fluid. AJR 2007;189:1457-1463
  • Pickhardt PJ, Kim DH, Menias CO, Gopal DV, Arluk GM, Heise CP. Evaluation of submucosal lesions of the large intestine, part I: neoplastic causes. Radiographics 2007;27:1681-1692
  • Pickhardt PJ, Kim DH, Menias CO, Gopal DV, Arluk GM, Heise CP. Evaluation of submucosal lesions of the large intestine, part II: non-neoplastic causes. Radiographics 2007;27:1693-1703
  • Kim DK, Pickhardt PJ, Taylor AJ, Leung WK, Winter TC, Hinshaw JL, Gopal DV, Riechelderfer M, Hsu RH, Pfau PR. CT colonography versus colonoscopy for the detection of advanced neoplasia. New Engl J Med 2007;357:1403-1412
  • Hanson ME, Pickhardt PJ, Kim DH, Pfau PR. Anatomic factors predictive of incomplete colonoscopy based on findings at CT colonography. AJR 2007;189:774-779
  • Michel SJ, Pickhardt PJ, Kim DH, Taylor AJ. Effect of colonic distention technique on superiority of supine versus prone views at screening CT colonography. Clin Imaging 2007;31:325-328
  • Pickhardt PJ. Screening CT colonography: how I do it. AJR 2007;189:290-298
  • Pickhardt PJ. Colonic preparation at CT colonography: understanding the relative advantages and disadvantages of a non-cathartic approach. Mayo Clin Proc 2007;82:659-661
  • Kim DH, Pickhardt PJ, Hoff G, Kay CL. CT colonography for colorectal screening. Endoscopy 2007;39:545-549
  • Pickhardt PJ. Polyp detection at CT colonography: inadequate primary 3D endoluminal reference standard precludes meaningful comparison (letter). Radiology 2007;244:316-317
  • Kim DH, Pickhardt PJ. CT colonography: pertinent issues for the colorectal surgeon. Semin Colon Rectal Surg 2007;18:88-95
  • Pickhardt PJ, Hassan C, Laghi A, Zullo A, Kim DH, Morini S. Cost-effectiveness of colorectal cancer screening with CT colonography: The impact of not reporting diminutive lesions. Cancer 2007;109:2213-2221
  • Pickhardt PJ, Kim DH. CT colonography (virtual colonoscopy): a practical approach for population screening. Radiol Clin North Am 2007;45:361-375
  • Huang A, Roy DA, Summers RM, Franaszek M, Petrick N, Choi JR, Pickhardt PJ. Tenia coli-based circumferential localization system for CT colonography: feasibility study. Radiology 2007;243:551-560
  • Kim DH, Pickhardt PJ, Taylor AJ. Characteristics of advanced adenomas detected at CT colonography screening: implications for appropriate polyp size thresholds for polypectomy versus surveillance. AJR 2007;188:940-944
  • Pickhardt PJ. The natural history of colorectal polyps and masses: rediscovered truths from the barium enema era. AJR 2007;188:619-621
  • Vijan S, Hwang I, Inadomi J, Wong RKH, Choi JR, Napierkowski J, Koff JM, Pickhardt PJ. The cost-effectiveness of CT colonography in screening for colorectal neoplasia. Am J Gastroenterol 2007;102:380-390
  • Kim DH, Pickhardt PJ, Hinshaw JL, Taylor AJ, Mukherjee R, Pfau PR. Prospective blinded trial comparing 45-ml and 90-ml doses of oral sodium phosphate for bowel preparation prior to CT colonography. J Comput Assist Tomogr 2007;31:53-58
  • O’Connor SD, Summers RM, Yao J, Pickhardt PJ, Choi JR. CT Colonography with computer-aided polyp detection: volume and attenuation thresholds to reduce ileocecal valve false positives. Radiology 2006;241:426-432
  • Pickhardt PJ. Utilization of the double-contrast barium enema in the early era of screening CT colonography (letter). AJR 2006;187:W661
  • Pickhardt PJ, Kim DH, Taylor AJ, Gopal DV, Weber SM, Heise CP. Extracolonic tumors of the gastrointestinal tract detected incidentally at screening CT colonography. Dis Colon Rectum 2006;50:1-8
  • Pickhardt PJ, Taylor AJ, Kim DH, Reichelderfer M, Gopal DV, Pfau PR. Screening for colorectal neoplasia with CT colonography: initial experience from the first year of coverage by third-party payers. Radiology 2006;241:417-425
  • Yeshwant SC, Summers RM, Yao J, Brickman D, Choi JR, Pickhardt PJ. Linear and volumetric measurement of polyps in CT colonography. Radiology 2006;241:802-811
  • Sanford MS, Pickhardt PJ. Diagnostic performance of primary 3-dimensional computed tomography colonography in the setting of colonic diverticular disease. Clin Gastroenterol Hepatol 2006;4:1039-1047
  • Pickhardt, PJ. Lehman VT, Winter TC, Taylor AJ. Comparison of polyp volume versus linear size measurement at CT colonography: implications for noninvasive surveillance of unresected colorectal lesions. AJR 2006; 186: 1605-1610
  • Shinners TJ, Pickhardt PJ, Taylor AJ, Jones DA, Olsen CH. Patient-controlled room air insufflation versus automated carbon dioxide delivery for CT colonography. AJR 2006;186:1491-1496
  • Pickhardt PJ, Taylor AJ, Gopal DV. Surface visualization at 3D endoluminal CT colonography: degree of coverage and implications for polyp detection. Gastroenterology 2006;130:1582-1587
  • Pickhardt PJ. The incidence of colonic perforation at CT colonography: review of the existing data and the implications for screening of asymptomatic adults. Radiology 2006;239:313-316
  • Lee AD, Pickhardt PJ, Gopal DV, Taylor AJ. Venous malformations mimicking multiple mucosal polyps at screening CT colonography. AJR 2006;186:1113-1115
  • Franaszek M, Summers RM, Pickhardt PJ, Choi JR. Hybrid segmentation of colon filled with air and opacified fluid for CT colonography. IEEE Trans Med Imaging 2006;25:358-368
  • Pickhardt PJ, Taylor AJ. Extracolonic findings identified in asymptomatic adults at screening CT colonography. AJR 2006;186:718-728
  • Pickhardt PJ. High-magnification chromoscopic colonoscopy: caution needs to be exercised before changing screening policy (reply). AJR 2006;186:577-578
  • Prout TM, Taylor AJ, Pickhardt PJ. Inverted appendiceal stumps simulating large pedunculated polyps at screening CT colonography. AJR 2006;186:535-538
  • O’Connor SD, Summers RM, Yao J, Choi JR, Pickhardt PJ. Oral contrast adherence to polyps on CT colonography. J Comput Assist Tomogr 2006;30:51-57
  • Pickhardt PJ. Virtual colonoscopy: issues related to primary screening. Eur Radiol 2005;15[Suppl 4]:D133-D137
  • Summers RM, Yao J, Pickhardt PJ, Franaszek M, Bitter I, Brickman D, Krishna V, Choi JR. Computed tomographic virtual colonoscopy computer-aided polyp detection in a screening population. Gastroenterology 2005;129:1832-1844
  • Pickhardt PJ, Lee AD, McFarland EG, Taylor AJ. Linear polyp measurement at CT colonography: in vitro and in vivo comparison of two-dimensional and three-dimensional displays. Radiology 2005;236:872-878
  • Pickhardt PJ. Virtual colonoscopy for primary screening: the future is now. Minerva Chir 2005;60:139-150
  • Zalis ME, Barish MA, Choi JR, Dachman AH, Fenlon HM, Ferrucci JT, Glick SN, Laghi A, Macari M, McFarland EG, Morrin MM, Pickhardt PJ, Soto J, Yee J, for the Working Group on Virtual Colonoscopy. CT Colonography Reporting and Data System: A Consensus Proposal. Radiology 2005;236:3-9
  • Pickhardt PJ, Choi JR. Adenomatous polyp obscured by small-caliber rectal catheter at CT colonography: a rare diagnostic pitfall. AJR 2005;184:1581-1583
  • Pickhardt PJ, Taylor AJ, Johnson GL, Fleming LA, Jones DA, Pfau PR, Reichelderfer M. Building a CT colonography program: necessary ingredients for reimbursement and clinical success. Radiology 2005;235:17-20
  • Pickhardt PJ, Halberg R, Taylor AJ, Durkee BY, Fine J, Lee FT, Weichert JP. Micro-computed tomography colonography for polyp detection in an in vivo mouse tumor model. Proc Natl Acad Sci 2005;102:3419-3422
  • Iordanescu G, Pickhardt PJ, Choi JR, Summers RM. Automated seed placement for colon segementation in CT colonography. Acad Radiol 2005;12:182-190
  • Pickhardt PJ. CT colonography (virtual colonoscopy) for primary colorectal screening: challenges facing clinical implementation. Abdom Imaging 2005;30:1-4
  • Summers RM, Franaszek M, Miller MT, Pickhardt PJ, Choi JR, Schindler WR. Computer-aided detection of polyps in oral contrast-enhanced CT colonography. AJR 2005;184:105-10
  • Pickhardt PJ. CT colonography without catharsis: the ultimate study or useful additional option? Gastroenterology 2005;128:521-522
  • Pickhardt PJ. Limitations of virtual colonoscopy (reply). Ann Int Med 2005; 142:155
  • Pickhardt PJ. Differential diagnosis of polypoid lesions seen at CT colonography (virtual colonoscopy). Radiographics 2004;24:1535-1559
  • Pickhardt PJ, Choi JR, Nugent PA, Schindler WR. The effect of diagnostic confidence on the probability of optical colonoscopic confirmation for potential polyps detected at CT colonography: prospective assessment in 1339 asymptomatic adults. AJR 2004;183:1661-1665
  • Pickhardt PJ, Nugent PA, Mysliwiec PA, Choi JR, Schindler WR. Location of adenomas missed at optical colonoscopy. Ann Intern Med 2004;141:352-359
  • Pickhardt PJ, Nugent PA, Choi JR, Schindler WR. Flat colorectal lesions in asymptomatic adults: implications for screening with CT virtual colonoscopy. AJR 2004;183:1343-1347
  • Pickhardt PJ, Choi JR, Hwang I, Schindler WR. Nonadenomatous polyps at CT colonography: prevalence, size distribution, and detection rates. Radiology 2004;232:784-790
  • Pickhardt PJ. Translucency rendering in 3D endoluminal CT colonography: A useful tool for increasing polyp specificity and decreasing interpretation time. AJR 2004;183:429-436
  • Pickhardt PJ. Virtual colonoscopy for primary colorectal screening: the road to implementation. Decisions in Imaging Economics 2004;17:27-30
  • Pickhardt PJ. Virtual colonoscopy (letter). JAMA 2004;292:431
  • Ferrucci J, Barish M, Choi R, Dachman A, Fenlon H, Glick S, Laghi A, Macari M, Morrin M, Paulson E, Pickhardt PJ, Soto J, Yee J, Zalis M; Working Group on Virtual Colonoscopy. Virtual colonoscopy (letter). JAMA 2004;292:431-432
  • Pickhardt PJ. Virtual colonoscopy - finally a credible contender (comment). Gastroenterology 2004;126:1911-1912
  • Pickhardt PJ. Virtual colonoscopy to screen for colorectal cancer (reply). N Engl J Med 2004;350:1148-1150
  • Pickhardt PJ, Choi JR, Hwang I, Butler JA, Puckett ML, Hildebrandt HA, Wong RK, Nugent PA, Mysliwiec PA, Schindler WR. CT virtual colonoscopy to screen for colorectal neoplasia in asymptomatic adults. N Engl J Med 2003;349:2191-2200
  • Pickhardt PJ. By-patient performance characteristics for CT colonography: importance of polyp size threshold data (letter). Radiology 2003; 229:291-293
  • Pickhardt PJ. Three-dimensional endoluminal CT colonography (virtual colonoscopy): comparison of three commercially available systems. AJR 2003;181:1599-1606
  • Pickhardt PJ, Choi JR. Electronic cleansing and stool tagging in CT colonography: advantages and pitfalls encountered with primary three-dimensional evaluation. AJR 2003;181:799-805