Digital subtraction bowel cleansing for CT colonography using morphological and linear filtration methods

Michael E Zalis; James Perumpillichira; Peter F Hahn

doi:10.1109/TMI.2004.826050

Digital subtraction bowel cleansing for CT colonography using morphological and linear filtration methods

IEEE Trans Med Imaging. 2004 Nov;23(11):1335-43. doi: 10.1109/TMI.2004.826050.

Authors

Michael E Zalis¹, James Perumpillichira, Peter F Hahn

Affiliation

¹ Department of Radiology, Massachusetts General Hospital, 55 Fruit St. Boston, MA 02114, USA. mzalis@partners.org

PMID: 15554122
DOI: 10.1109/TMI.2004.826050

Abstract

We describe a method to perform postacquisition processing of computed tomography colonography (virtual colonoscopy) datasets that results in electronic removal of opacified, ingested bowel contents while reconstructing natural appearing boundaries of colon lumen and thereby permitting three-dimensional visual analyses of the resulting colon models.

Publication types

Clinical Trial
Comparative Study
Validation Study

MeSH terms

Aged
Algorithms
Artificial Intelligence*
Colonography, Computed Tomographic / methods*
Contrast Media
Female
Humans
Imaging, Three-Dimensional / methods*
Linear Models
Male
Middle Aged
Models, Biological
Radiographic Image Enhancement / methods*
Radiographic Image Interpretation, Computer-Assisted / methods*
Reproducibility of Results
Sensitivity and Specificity
Signal Processing, Computer-Assisted
Subtraction Technique*

Substances

Contrast Media