Results 41 to 50 of about 2,643 (169)

Double-Balloon Endoscopy after Incomplete Colonoscopy and Its Comparison with Computed Tomography Colonography [PDF]

open access: yesClinical Endoscopy, 2018
Background/Aims Because of the national screening program for colorectal carcinoma in The Netherlands, the number of colonoscopies has increased. In case of incomplete colonoscopy, computed tomography colonography (CTC) and double-balloon colonoscopy ...
Carlijn Hermans   +2 more
doaj   +1 more source

USEFULNESS OF CT COLONOGRAPHY IN PATIENTS WITH OCCLUSIVE COLORECTAL CANCER BEFORE METALLIC STENT PLACEMENT: A SINGLE ENTER EXPERIENCE [PDF]

open access: yes, 2015
Up to 15% of patients with colorectal cancer (CRC) present with large bowel obstruction. Currently, computed tomography colonography (CTC) is regarded as a promising technique for complete evaluation of the proximal colon and simultaneous assessment of ...
Albano, D   +15 more
core   +1 more source

Terminal digit preference biases polyp size measurements at endoscopy, computed tomographic colonography and histopathology [PDF]

open access: yes, 2016
BACKGROUND AND STUDY AIMS: Terminal digit preference bias for "pleasing" numbers has been described in many areas of medicine. The aim of this study was to determine whether endoscopists, radiologists, and pathologists exhibit such bias when measuring ...
Altman, D   +7 more
core   +1 more source

Appearances of screen-detected versus symptomatic colorectal cancers at CT colonography. [PDF]

open access: yes, 2016
OBJECTIVES: The aim of this study was to compare the morphology, radiological stage, conspicuity, and computer-assisted detection (CAD) characteristics of colorectal cancers (CRC) detected by computed tomographic colonography (CTC) in screening and ...
Atkin, WS   +7 more
core   +3 more sources

Computed tomographic colonography: Diagnosis of an incarcerated Spigelian hernia

open access: yesSouth African Journal of Radiology, 2014
A 68-year-old obese man underwent computed tomographic colonography (CTC) scanning to investigate worsening constipation and lower abdominal discomfort on his left side.Optical colonoscopy was contraindicated because of his comorbidities.
Joel H. Bortz
doaj   +1 more source

Dépistage du cancer colorectal en 2006 [PDF]

open access: yes, 2007
peer reviewedColorectal cancer is the second leading cause of death in Northern countries and needs a national screening program to reduce mortality and improve quality of life. Screening has to be cost-effective and acceptable for patients.
Belaiche, Jacques   +3 more
core   +1 more source

Review of economic evidence in the prevention and early detection of colorectal cancer. [PDF]

open access: yes, 2013
This paper aims to systematically review the cost-effectiveness evidence, and to provide a critical appraisal of the methods used in the model-based economic evaluation of CRC screening and subsequent surveillance.
Cairns, John A, Jeong, Kim E
core   +2 more sources

Study protocol: Population screening for colorectal cancer by colonoscopy or CT colonography: A randomized controlled trial [PDF]

open access: yes, 2010
Background: Colorectal cancer (CRC) is the second most prevalent type of cancer in Europe. Early detection and removal of CRC or its precursor lesions by population screening can reduce mortality.
Ballegooijen, M. (Marjolein) van   +12 more
core   +1 more source

New Imaging Techniques in the Evaluation of Gastrointestinal Diseases

open access: yesCanadian Journal of Gastroenterology, 2000
This article provides an overview of recently developed, noninvasive imaging modalities for the evaluation of gastrointestinal disease processes. The advent of spiral computed tomography, magnetic resonance cholangiopancreatography and conventional ...
Faranak Tafazoli   +5 more
doaj   +1 more source

Vector textures derived from higher order derivative domains for classification of colorectal polyps

open access: yesVisual Computing for Industry, Biomedicine, and Art, 2022
Textures have become widely adopted as an essential tool for lesion detection and classification through analysis of the lesion heterogeneities. In this study, higher order derivative images are being employed to combat the challenge of the poor contrast
Weiguo Cao   +5 more
doaj   +1 more source

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