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profileMichael E. Zalis, M.D.

TitleAssociate Professor of Radiology
InstitutionMassachusetts General Hospital
DepartmentRadiology
AddressMassachusetts General Hospital
Abdominal Imaging, White 270
55 Fruit St
Boston MA 02114
Phone617/726-8354
Fax617/726-4891
vCardDownload vCard (login for email)

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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.
K22CA098422     (ZALIS, MICHAEL ETHAN)May 1, 2004 - Jan 31, 2008
NIH/NCI
Colon Cancer Screening Augmented by Image Processing
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. Yee J, Chang KJ, Dachman AH, Kim DH, McFarland EG, Pickhardt PJ, Cash BD, Bruining DH, Zalis ME. The Added Value of the CT Colonography Reporting and Data System. J Am Coll Radiol. 2016 Aug; 13(8):931-5. PMID: 27260486.
    View in: PubMed
  2. Cai W, Lee JG, Zhang D, Kim SH, Zalis M, Yoshida H. Electronic cleansing in fecal-tagging dual-energy CT colonography based on material decomposition and virtual colon tagging. IEEE Trans Biomed Eng. 2015 Feb; 62(2):754-65. PMID: 25350911.
    View in: PubMed
  3. Zalis ME, Blake MA, Cai W, Hahn PF, Halpern EF, Kazam IG, Keroack M, Magee C, Näppi JJ, Perez-Johnston R, Saltzman JR, Vij A, Yee J, Yoshida H. Diagnostic accuracy of laxative-free computed tomographic colonography for detection of adenomatous polyps in asymptomatic adults: a prospective evaluation. Ann Intern Med. 2012 May 15; 156(10):692-702. PMID: 22586008.
    View in: PubMed
  4. Cai W, Lee JG, Zalis ME, Yoshida H. Mosaic decomposition: an electronic cleansing method for inhomogeneously tagged regions in noncathartic CT colonography. IEEE Trans Med Imaging. 2011 Mar; 30(3):559-74. PMID: 20952332; PMCID: PMC4372204.
  5. Zalis M, Harris M. Advanced search of the electronic medical record: augmenting safety and efficiency in radiology. J Am Coll Radiol. 2010 Aug; 7(8):625-33. PMID: 20678732.
    View in: PubMed
  6. Lin A, Harris M, Zalis M. Initial observations of electronic medical record usage during CT and MRI interpretation: Frequency of use and impact on workflow. AJR Am J Roentgenol. 2010 Jul; 195(1):188-93. PMID: 20566815.
    View in: PubMed
  7. Lenhart DK, Zalis ME. Debate: diminutive polyps noted at CT colonography need not be reported. Gastrointest Endosc Clin N Am. 2010 Apr; 20(2):227-37. PMID: 20451812.
    View in: PubMed
  8. Cai W, Yoshida H, Zalis ME, Näppi JJ, Harris GJ. Informatics in radiology: Electronic cleansing for noncathartic CT colonography: a structure-analysis scheme. Radiographics. 2010 May; 30(3):585-602. PMID: 20219839.
    View in: PubMed
  9. McFarland EG, Fletcher JG, Pickhardt P, Dachman A, Yee J, McCollough CH, Macari M, Knechtges P, Zalis M, Barish M, Kim DH, Keysor KJ, Johnson CD. ACR Colon Cancer Committee white paper: status of CT colonography 2009. J Am Coll Radiol. 2009 Nov; 6(11):756-772.e4. PMID: 19878883.
    View in: PubMed
  10. Alkasab TK, Harris MA, Zalis ME, Dreyer KJ, Rosenthal DI. A case tracking system with electronic medical record integration to automate outcome tracking for radiologists. J Digit Imaging. 2010 Dec; 23(6):658-65. PMID: 19760294; PMCID: PMC2978883.
  11. Nagata K, Singh AK, Sangwaiya MJ, Näppi J, Zalis ME, Cai W, Yoshida H. Comparative evaluation of the fecal-tagging quality in CT colonography: barium vs. iodinated oral contrast agent. Acad Radiol. 2009 Nov; 16(11):1393-9. PMID: 19596591.
    View in: PubMed
  12. Cai W, Zalis ME, Näppi J, Harris GJ, Yoshida H. Structure-analysis method for electronic cleansing in cathartic and noncathartic CT colonography. Med Phys. 2008 Jul; 35(7):3259-77. PMID: 18697551; PMCID: PMC2809717.
  13. Cai W, Zalis ME, Näppi J, Harris GJ, Yoshida H. Structure-analysis method for electronic cleansing in cathartic and noncathartic CT colonography. Med Phys. 2008 Jul; 35(7Part1):3259-3277. PMID: 28513020.
    View in: PubMed
  14. Michael Zalis and Mitchell Harris. MGH 3350: Queried Patient Abstract. 2008.
  15. Miller JC, Zalis ME, Richter JE, Thrall JH, Lee SI. CT colonography: current and future applications. J Am Coll Radiol. 2007 Dec; 4(12):927-30. PMID: 18047991.
    View in: PubMed
  16. Michael E. Zalis MD, Mitchell A. Harris MD, Raul N. Uppot MD, Anthony E. Samir MBBCh. A Prospective, Randomized Evaluation of an Ontology-Driven Automated Electronic Medical Record Search System for Use with Interventional Radiology Procedures. Radiology. 2007; 245 (suppl):552.
  17. Shi R, Schraedley-Desmond P, Napel S, Olcott EW, Jeffrey RB, Yee J, Zalis ME, Margolis D, Paik DS, Sherbondy AJ, Sundaram P, Beaulieu CF. CT colonography: influence of 3D viewing and polyp candidate features on interpretation with computer-aided detection. Radiology. 2006 Jun; 239(3):768-76. PMID: 16714460.
    View in: PubMed
  18. Zalis ME, Perumpillichira JJ, Magee C, Kohlberg G, Hahn PF. Tagging-based, electronically cleansed CT colonography: evaluation of patient comfort and image readability. Radiology. 2006 Apr; 239(1):149-59. PMID: 16567485.
    View in: PubMed
  19. Cai W, Nappi J, Yoshida H, Zalis ME. MGH 2805 Structure-Analytical Method for Electronic Cleansing in Minimum Preparation CT Colonography. 2006.
  20. Zalis ME, Magee C. MGH 2180 Use of Non-Ionic Iodinated Contrast Material for Oral BowelOpacification in CT Colonography. 2006.
  21. Zalis ME, Harris MA. MGH 3350 The Queried Informational Dossier (QPID): An Automated Diagnostic Support Tool for Radiology. 2006.
  22. Michael Zalis MD, Mitchell Harris PhD, Jong-Ho Choi MD, Douglas Nachand MA, Cordula Magee PhD, Imrana Kazam PhD, Michael Blake MD, Peter F. Hahn MD PhD. Structured Reporting in CT Colonography: Experience in 780 Cases. Radiology. 2006; 220 (suppl):537.
  23. Harris MA, Zalis ME. Evaluation of Electronic Medical Record Utilization in Interpreting Imaging Studies. Radiology. 2006; 230 (suppl):417.
  24. Michael Zalis. Methods to perform Digital Subtraction Bowel Cleansing and Polyp Detection for CT Colonography. 2005.
  25. 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. CT colonography reporting and data system: a consensus proposal. Radiology. 2005 Jul; 236(1):3-9. PMID: 15987959.
    View in: PubMed
  26. Zalis ME, Perumpillichira JJ, Kim JY, Del Frate C, Magee C, Hahn PF. Polyp size at CT colonography after electronic subtraction cleansing in an anthropomorphic colon phantom. Radiology. 2005 Jul; 236(1):118-24. PMID: 15987967.
    View in: PubMed
  27. Anupindi S, Perumpillichira J, Jaramillo D, Zalis ME, Israel EJ. Low-dose CT colonography in children: initial experience, technical feasibility, and utility. Pediatr Radiol. 2005 May; 35(5):518-24. PMID: 15789249.
    View in: PubMed
  28. Cai W, Nappi J, Yoshida H, Zalis ME. MGH 3020 Method for Computer-Aided Detection of Lesions in Radio-Opaque Contrast Materials. 2005.
  29. McFarland EG, Zalis ME. CT colonography: progress toward colorectal evaluation without catharsis. Gastroenterology. 2004 Nov; 127(5):1623-6. PMID: 15521027.
    View in: PubMed
  30. Zalis ME, Perumpillichira J, Hahn PF. Digital subtraction bowel cleansing for CT colonography using morphological and linear filtration methods. IEEE Trans Med Imaging. 2004 Nov; 23(11):1335-43. PMID: 15554122.
    View in: PubMed
  31. Hur C, Gazelle GS, Zalis ME, Podolsky DK. An analysis of the potential impact of computed tomographic colonography (virtual colonoscopy) on colonoscopy demand. Gastroenterology. 2004 Nov; 127(5):1312-21. PMID: 15521000.
    View in: PubMed
  32. 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. Virtual colonoscopy. JAMA. 2004 Jul 28; 292(4):431-2; author reply 433. PMID: 15280336.
    View in: PubMed
  33. Harisinghani MG, Blake MA, Saksena M, Hahn PF, Gervais D, Zalis M, da Silva Dias Fernandes L, Mueller PR. Importance and effects of altered workplace ergonomics in modern radiology suites. Radiographics. 2004 Mar-Apr; 24(2):615-27. PMID: 15026606.
    View in: PubMed
  34. Dachman AH, Zalis ME. Quality and consistency in CT colonography and research reporting. Radiology. 2004 Feb; 230(2):319-23. PMID: 14752176.
    View in: PubMed
  35. Zalis ME, Magee C, Perumpillichira JJ, Blake MA, Sahani DV, Hahn PF. Optimizing Minimal Preparation Digital Subtraction CT Colonography: Prospective Comparison in 150 Patients. Radiology. 2004; 230 (suppl):432.
  36. Zalis ME, Perumpillichira J, Hahn PF. Improved Digital Subtraction Bowel Cleansing for CT Colonography using Morphologic and Linear Filtration Methods. IEEE Transactions in Medical Imaging. 2004; 23(11):1335-1343.
  37. Zalis ME, Yoshida H, Nappi J, Magee C, Hahn P. Evaluation of False Positive Detections in Combined Computer Aided Polyp Detection and Minimal Preparation Digital Subtraction CT Colonography. Radiology. 2004; 230 (suppl):578.
  38. Zalis M, Singh AK. Imaging of inflammatory bowel disease: CT and MR. Dig Dis. 2004; 22(1):56-62. PMID: 15292695.
    View in: PubMed
  39. Johnson CD, Toledano AY, Herman BA, Dachman AH, McFarland EG, Barish MA, Brink JA, Ernst RD, Fletcher JG, Halvorsen RA, Hara AK, Hopper KD, Koehler RE, Lu DS, Macari M, Maccarty RL, Miller FH, Morrin M, Paulson EK, Yee J, Zalis M. Computerized tomographic colonography: performance evaluation in a retrospective multicenter setting. Gastroenterology. 2003 Sep; 125(3):688-95. PMID: 12949715.
    View in: PubMed
  40. Zalis ME, Perumpillichira J, Del Frate C, Hahn PF. CT colonography: digital subtraction bowel cleansing with mucosal reconstruction initial observations. Radiology. 2003 Mar; 226(3):911-7. PMID: 12601218.
    View in: PubMed
  41. Zalis, ME. CT Colonography at MGH. 2003.
  42. Zalis ME. Patient Preparation. An Atlas of Virtual Colonoscopy (Dachman AH, editor). 2003.
  43. Zalis ME, Hahn PF, Arellano RS, Gazelle GS, Mueller PR. CT colonography with teleradiology: effect of lossy wavelet compression on polyp detection--initial observations. Radiology. 2001 Aug; 220(2):387-92. PMID: 11477241.
    View in: PubMed
  44. Zalis ME, Hahn PF. Digital subtraction bowel cleansing in CT colonography. AJR Am J Roentgenol. 2001 Mar; 176(3):646-8. PMID: 11222197.
    View in: PubMed
  45. Word JM, Lovell SC, LaBean TH, Taylor HC, Zalis ME, Presley BK, Richardson JS, Richardson DC. Visualizing and quantifying molecular goodness-of-fit: small-probe contact dots with explicit hydrogen atoms. J Mol Biol. 1999 Jan 29; 285(4):1711-33. PMID: 9917407.
    View in: PubMed
  46. Zalis ME, and Zeman RK. Helical CT in the Diagnosis of Pulmonary Embolism: An Emerging Technique. Journal of Critical Illness. 1996; 11:767-68.
  47. Trugman JM, Leadbetter R, Zalis ME, Burgdorf RO, Wooten GF. Treatment of severe axial tardive dystonia with clozapine: case report and hypothesis. Mov Disord. 1994 Jul; 9(4):441-6. PMID: 7969212.
    View in: PubMed
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