Michael Zalis

Summary

Affiliation: Harvard University
Country: USA

Publications

  1. doi request reprint Diagnostic accuracy of laxative-free computed tomographic colonography for detection of adenomatous polyps in asymptomatic adults: a prospective evaluation
    Michael E Zalis
    Department of Imaging, Massachusetts General Hospital, Suite 400A, 25 New Chardon Street, Boston, MA 02114, USA
    Ann Intern Med 156:692-702. 2012
  2. doi request reprint Advanced search of the electronic medical record: augmenting safety and efficiency in radiology
    Michael Zalis
    Department of Radiology, Massachusetts General Hospital, Boston, MA 02114, USA
    J Am Coll Radiol 7:625-33. 2010
  3. ncbi request reprint Tagging-based, electronically cleansed CT colonography: evaluation of patient comfort and image readability
    Michael E Zalis
    Division of Abdominal Imaging and Interventional Radiology, Department of Radiology, Massachusetts General Hospital, White 270, 55 Fruit Street, Boston, MA 02114, USA
    Radiology 239:149-59. 2006
  4. doi request reprint Comparative evaluation of the fecal-tagging quality in CT colonography: barium vs. iodinated oral contrast agent
    Koichi Nagata
    3D Imaging Laboratory, Department of Radiology, Massachusetts General Hospital and Harvard Medical School, 25 New Chardon Street, Suite 400C, Boston, MA 02114, USA
    Acad Radiol 16:1393-9. 2009
  5. ncbi request reprint Digital subtraction bowel cleansing for CT colonography using morphological and linear filtration methods
    Michael E Zalis
    Department of Radiology, Massachusetts General Hospital, 55 Fruit St Boston, MA 02114, USA
    IEEE Trans Med Imaging 23:1335-43. 2004
  6. ncbi request reprint Low-dose CT colonography in children: initial experience, technical feasibility, and utility
    Sudha Anupindi
    Department of Radiology, Massachusetts General Hospital, 55 Fruit St, White 246, Boston, MA 02115, USA
    Pediatr Radiol 35:518-24. 2005
  7. ncbi request reprint Polyp size at CT colonography after electronic subtraction cleansing in an anthropomorphic colon phantom
    Michael E Zalis
    Division of Abdominal Imaging and Intervention, Department of Radiology, Massachusetts General Hospital, 55 Fruit St, White 270, Boston, MA 02114, USA
    Radiology 236:118-24. 2005
  8. ncbi request reprint CT colonography: digital subtraction bowel cleansing with mucosal reconstruction initial observations
    Michael E Zalis
    Department of Radiology, Division of Abdominal Imaging and Intervention, Massachusetts General Hospital, 55 Fruit St, White 270, Boston, MA 02114, USA
    Radiology 226:911-7. 2003
  9. doi request reprint Informatics in radiology: Electronic cleansing for noncathartic CT colonography: a structure-analysis scheme
    Wenli Cai
    Department of Radiology, Massachusetts General Hospital and Harvard Medical School, 25 New Chardon St, 400C, Boston, MA 02114, USA
    Radiographics 30:585-602. 2010
  10. pmc Structure-analysis method for electronic cleansing in cathartic and noncathartic CT colonography
    Wenli Cai
    Department of Radiology, Massachusetts General Hospital Harvard Medical School, Boston, Massachusetts 02114, USA
    Med Phys 35:3259-77. 2008

Research Grants

Collaborators

Detail Information

Publications20

  1. doi request reprint Diagnostic accuracy of laxative-free computed tomographic colonography for detection of adenomatous polyps in asymptomatic adults: a prospective evaluation
    Michael E Zalis
    Department of Imaging, Massachusetts General Hospital, Suite 400A, 25 New Chardon Street, Boston, MA 02114, USA
    Ann Intern Med 156:692-702. 2012
    ..Colon screening by optical colonoscopy (OC) or computed tomographic colonography (CTC) requires a laxative bowel preparation, which inhibits screening participation...
  2. doi request reprint Advanced search of the electronic medical record: augmenting safety and efficiency in radiology
    Michael Zalis
    Department of Radiology, Massachusetts General Hospital, Boston, MA 02114, USA
    J Am Coll Radiol 7:625-33. 2010
    ..We discuss how the addition of advanced search capabilities to the EMR can improve the radiologist's ability to integrate contextual data into workflows associated with both for diagnostic and interventional procedures...
  3. ncbi request reprint Tagging-based, electronically cleansed CT colonography: evaluation of patient comfort and image readability
    Michael E Zalis
    Division of Abdominal Imaging and Interventional Radiology, Department of Radiology, Massachusetts General Hospital, White 270, 55 Fruit Street, Boston, MA 02114, USA
    Radiology 239:149-59. 2006
    ..To prospectively compare the homogeneity, adequacy, and patient acceptance of nonionic iodine-based regimens with those of a barium-based regimen for computed tomographic (CT) colonography with electronic subtraction cleansing...
  4. doi request reprint Comparative evaluation of the fecal-tagging quality in CT colonography: barium vs. iodinated oral contrast agent
    Koichi Nagata
    3D Imaging Laboratory, Department of Radiology, Massachusetts General Hospital and Harvard Medical School, 25 New Chardon Street, Suite 400C, Boston, MA 02114, USA
    Acad Radiol 16:1393-9. 2009
    ..The purpose of this evaluation was to compare the tagging quality of a barium-based regimen with that of iodine-based regimens for computed tomographic (CT) colonography...
  5. ncbi request reprint Digital subtraction bowel cleansing for CT colonography using morphological and linear filtration methods
    Michael E Zalis
    Department of Radiology, Massachusetts General Hospital, 55 Fruit St Boston, MA 02114, USA
    IEEE Trans Med Imaging 23:1335-43. 2004
    ....
  6. ncbi request reprint Low-dose CT colonography in children: initial experience, technical feasibility, and utility
    Sudha Anupindi
    Department of Radiology, Massachusetts General Hospital, 55 Fruit St, White 246, Boston, MA 02115, USA
    Pediatr Radiol 35:518-24. 2005
    ..Large studies in the literature, although focused on adult populations, have shown CTC to be a safe, accurate, non-invasive technique...
  7. ncbi request reprint Polyp size at CT colonography after electronic subtraction cleansing in an anthropomorphic colon phantom
    Michael E Zalis
    Division of Abdominal Imaging and Intervention, Department of Radiology, Massachusetts General Hospital, 55 Fruit St, White 270, Boston, MA 02114, USA
    Radiology 236:118-24. 2005
    ..To evaluate the effect of various bowel contrast material concentrations and subtraction software on size measurements of well-defined polyp lesions in a colon phantom at CT colonography...
  8. ncbi request reprint CT colonography: digital subtraction bowel cleansing with mucosal reconstruction initial observations
    Michael E Zalis
    Department of Radiology, Division of Abdominal Imaging and Intervention, Massachusetts General Hospital, 55 Fruit St, White 270, Boston, MA 02114, USA
    Radiology 226:911-7. 2003
    ..Their performance for detection of lesions larger than 1 cm was similar to that with conventional CT colonography...
  9. doi request reprint Informatics in radiology: Electronic cleansing for noncathartic CT colonography: a structure-analysis scheme
    Wenli Cai
    Department of Radiology, Massachusetts General Hospital and Harvard Medical School, 25 New Chardon St, 400C, Boston, MA 02114, USA
    Radiographics 30:585-602. 2010
    ..Noncathartic CT colonography with the application of structure-analysis cleansing is expected to help promote CT colonography as a patient-friendly method of colorectal cancer screening...
  10. pmc Structure-analysis method for electronic cleansing in cathartic and noncathartic CT colonography
    Wenli Cai
    Department of Radiology, Massachusetts General Hospital Harvard Medical School, Boston, Massachusetts 02114, USA
    Med Phys 35:3259-77. 2008
    ..It provides a cleansed colon with substantially reduced subtraction artifacts...
  11. ncbi request reprint Importance and effects of altered workplace ergonomics in modern radiology suites
    Mukesh G Harisinghani
    Department of Radiology, Division of Abdominal Imaging and Intervention, Massachusetts General Hospital, 55 Fruit St, White 289, Boston, MA 02114, USA
    Radiographics 24:615-27. 2004
    ..Optimization of workplace ergonomics should be considered in the basic design of any modern radiology suite...
  12. doi request reprint Initial observations of electronic medical record usage during CT and MRI interpretation: Frequency of use and impact on workflow
    Abraham Lin
    Department of Radiology, Massachusetts General Hospital, Boston, 02114, USA
    AJR Am J Roentgenol 195:188-93. 2010
    ..We assessed the gross frequency and pattern of EMR usage in the interpretation of diagnostic CT and MRI examinations...
  13. doi request reprint Debate: diminutive polyps noted at CT colonography need not be reported
    Dipti K Lenhart
    Division of Abdominal Imaging and Intervention, Department of Radiology, Massachusetts General Hospital, 55 Fruit Street, White 270, Boston, MA 02114, USA
    Gastrointest Endosc Clin N Am 20:227-37. 2010
    ..Respect for patient safety, attention to proper use of resources, and appropriate focus on larger, clinically significant polyps lead the authors to the conclusion that colonic polyps of less than 6 mm should not be separately reported...
  14. ncbi request reprint CT colonography: influence of 3D viewing and polyp candidate features on interpretation with computer-aided detection
    Rong Shi
    Department of Radiology, Stanford University Medical Center, James H Clark Center, 318 Campus Dr, Room S324, Stanford, CA 94305 5450, and Veterans Affairs Palo Alto Health Care System, Palo Alto, CA, USA
    Radiology 239:768-76. 2006
    ....
  15. ncbi request reprint Computerized tomographic colonography: performance evaluation in a retrospective multicenter setting
    C Daniel Johnson
    Department of Radiology, Mayo Clinic, Rochester, Minnesota 55905, USA
    Gastroenterology 125:688-95. 2003
    ..The aim of this study was to assess the accuracy of computerized tomographic colonography for detecting clinically important colorectal neoplasia (polyps >or=10 mm in diameter) in a multi-institutional study...
  16. ncbi request reprint An analysis of the potential impact of computed tomographic colonography (virtual colonoscopy) on colonoscopy demand
    Chin Hur
    Gastrointestinal Unit, Harvard Medicasl School, Boston, MA, USA
    Gastroenterology 127:1312-21. 2004
    ..However, no formal analysis of the impact of CTC on colonoscopy demand has been reported...
  17. ncbi request reprint CT colonography: current and future applications
    Janet C Miller
    Department of Radiology, Massachusetts General Hospital, Boston, Massachusetts 02114, USA
    J Am Coll Radiol 4:927-30. 2007
  18. ncbi request reprint CT colonography: progress toward colorectal evaluation without catharsis
    Elizabeth G McFarland
    Gastroenterology 127:1623-6. 2004
  19. ncbi request reprint Quality and consistency in CT colonography and research reporting
    Abraham H Dachman
    Radiology 230:319-23. 2004
  20. ncbi request reprint CT colonography reporting and data system: a consensus proposal
    Michael E Zalis
    Radiology 236:3-9. 2005

Research Grants1

  1. Colon Cancer Screening Augmented by Image Processing
    Michael Zalis; Fiscal Year: 2006
    ..The proposed research will serve as basis for the design of a larger, screening-cohort evaluation of CTC using these image-processing techniques. ..