Results 1 to 10 of about 2,621 (157)

Iatrogenic Colonic Perforation due to Computed Tomographic Colonography [PDF]

open access: yesCase Reports in Gastroenterology, 2015
Although the complications of computed tomographic colonography (CTC) are very rare, CTC is associated with potential risk of colonic perforation. In the present report we describe two cases of colonic perforation secondary to CTC. In the first case with
Takashi Kato   +6 more
doaj   +5 more sources

Predictors of incomplete optical colonoscopy using computed tomographic colonography

open access: yesThe Saudi Journal of Gastroenterology, 2016
Background/Aims: Optical colonoscopy (OC) is the primary modality for investigation of colonic pathology. Although there is data on demographic factors for incomplete OC, paucity of data exists for anatomic variables that are associated with an ...
Reetika Sachdeva   +8 more
doaj   +4 more sources

Double Colorectal Cancer Only Diagnosed by Computed Tomographic Colonography [PDF]

open access: yesCase Reports in Gastroenterology, 2008
A 58-year-old woman presented to her physician with rectal bleeding and intermittent diarrhea. Optical colonoscopy revealed a bulky tumor which was diagnosed as rectal cancer. She was referred to our institution for further evaluation and treatment. Slim
Koichi Nagata   +3 more
doaj   +5 more sources

An Adaptive Learning Model for Multiscale Texture Features in Polyp Classification via Computed Tomographic Colonography [PDF]

open access: yesSensors, 2022
Objective: As an effective lesion heterogeneity depiction, texture information extracted from computed tomography has become increasingly important in polyp classification.
Weiguo Cao   +7 more
doaj   +2 more sources

Efficacy of CO₂ Infusion for Preoperative Computed Tomographic Angiography with Computed Tomographic Colonography. [PDF]

open access: yesMed Sci Monit, 2021
BACKGROUND Computed tomographic colonography (CTC) is useful for patients for whom colonoscopy may be difficult to perform and is widely employed to examine the vasculature prior to colorectal cancer surgery. Computed tomographic angiography (CTA) was shown to be beneficial intraoperatively to manipulate blood vessels and prevent vascular injury. Three-
Haraikawa M   +13 more
europepmc   +4 more sources

Multi-scale characterizations of colon polyps via computed tomographic colonography [PDF]

open access: yesVisual Computing for Industry, Biomedicine, and Art, 2019
Texture features have played an essential role in the field of medical imaging for computer-aided diagnosis. The gray-level co-occurrence matrix (GLCM)-based texture descriptor has emerged to become one of the most successful feature sets for these ...
Weiguo Cao   +6 more
doaj   +2 more sources

A Prospective Study Comparing Three-Dimensional Rectal Water Contrast Transvaginal Ultrasonography and Computed Tomographic Colonography in the Diagnosis of Rectosigmoid Endometriosis [PDF]

open access: yesDiagnostics, 2020
(1) Objectives: In patients with symptoms suggestive of rectosigmoid endometriosis, imaging techniques are required to confirm the presence and establish the extent of the disease.
Fabio Barra   +7 more
doaj   +2 more sources

Prognosis of extracolonic findings on clinical computed tomographic colonography: A single-center experience. [PDF]

open access: yesPLoS ONE
Computed tomographic colonography (CTC) is crucial for colorectal cancer screening and secondary examinations, often revealing extracolonic findings with unclear significance.
Hideto Tomimatsu   +3 more
doaj   +2 more sources

Computed tomographic colonography: hope or hype? [PDF]

open access: yesWorld J Gastroenterol, 2010
Computed tomographic colonography (CTC) is a promising emerging technology for imaging of the colon. This concise review discusses the currently available data on CTC technique, test characteristics, acceptance, safety, cost-effectiveness, follow-up strategy, and extracolonic findings.
Lin OS.
europepmc   +3 more sources

Adverse events following computed tomographic colonography compared to optical colonoscopy in the elderly [PDF]

open access: yesPreventive Medicine Reports, 2014
Objective: To evaluate gastrointestinal and cardiovascular adverse event risks associated with optical colonoscopy (OC) among Medicare outpatients who received computed tomography colonography (CTC) as their initial method of colorectal evaluation ...
Hanna M. Zafar   +3 more
doaj   +2 more sources

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