Results 81 to 90 of about 746,345 (189)

Yield and Cost-effectiveness of Computed Tomography Colonography Versus Colonoscopy for Post Colorectal Cancer Surveillance

open access: yesMDM Policy & Practice, 2018
Purpose. As part of a clinical trial comparing the utility of computed tomographic colonography (CTC) and optical colonoscopy (OC) for post colorectal cancer resection surveillance, we explored the diagnostic yield and costs of a strategy of CTC followed
J. Robert Beck   +6 more
doaj   +1 more source

UEG Week 2019 Poster Presentations

open access: yes, 2019
United European Gastroenterology Journal, Volume 7, Issue S8, Page 189-1030, October 2019.
wiley   +1 more source

An experimental survey of metal artefact reduction in computed tomography [PDF]

open access: yes, 2013
We present a survey of techniques for the reduction of streaking artefacts caused by metallic objects in X-ray Computed Tomography (CT) images. A comprehensive review of the existing state-of- the-art Metal Artefact Reduction (MAR) techniques, drawn ...
Van Slambrouck, Katrien   +9 more
core   +1 more source

UEG Week 2018 Poster Presentations

open access: yes, 2018
United European Gastroenterology Journal, Volume 6, Issue S8, Page A135-A747, October 2018.
wiley   +1 more source

Computer-aided detection of colonic polyps with level set-based adaptive convolution in volumetric mucosa to advance CT colonography toward a screening modality

open access: yesCancer Management and Research, 2009
Hongbin Zhu1, Chaijie Duan1, Perry Pickhardt2, Su Wang1, Zhengrong Liang1,31Department of Radiology, 3Department of Computer Science, State University of New York, Stony Brook, NY, USA; 2Department of Radiology, University of Wisconsin Medical School ...
Hongbin Zhu   +4 more
doaj  

Enhanced computer assisted detection of polyps in CT colonography [PDF]

open access: yes, 2006
This thesis presents a novel technique for automatically detecting colorectal polyps in computed tomography colonography (CTC). The objective of the documented computer assisted diagnosis (CAD) technique is to deal with the issue of false positive ...
Sadleir, Robert J.T.
core   +2 more sources

Computed tomographic colonography compared with colonoscopy in patients at increased risk for colorectal cancer

open access: yes, 2004
Background & Aims: To date, computed tomographic (CT) colonography has been compared with an imperfect test, colonoscopy, and has been mainly assessed in patients with positive screening test results or symptoms.
Stoker, Jaap   +9 more
core   +1 more source

Computed tomographic colonography: assessment of radiologist performance with and without computer-aided detection

open access: yes, 2006
BACKGROUND & AIMS: In isolation, computer-aided detection (CAD) for computed tomographic (CT) colonography is as effective as optical colonoscopy for detection of significant adenomas.
Roddie, Mary   +22 more
core   +1 more source

Three dimensional displays of tomographic images using shaded surfaces [PDF]

open access: yes, 1988
Several medical imaging techniques are capable of producing tomographic images, corresponding to cross-sections through the body. A stack of adjacent sections contains three dimensional information about the organs of interest, and this can be presented ...
Gibson, Christopher John
core  

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