Results 1 to 10 of about 152,290 (276)

First reports of computed tomographic colonography for the screening of colorectal polyps in acromegalic patients [PDF]

open access: yes, 2008
*Aim:* To analyze the CTC performance for the screening of colorectal polyps in acromegalic patients. *Materials and Methods:* A prospective study of 21 acromegalic patients, 12 male and 9 female, average age 49, who underwent CTC ...
Anke Boeving   +7 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

Distributed computing methodology for training neural networks in an image-guided diagnostic application [PDF]

open access: yes, 2006
Distributed computing is a process through which a set of computers connected by a network is used collectively to solve a single problem. In this paper, we propose a distributed computing methodology for training neural networks for the detection of ...
Magoulas, George D.   +2 more
core   +1 more source

Is Colonoscopy Necessary in Children Suspected of Having Colonic Polyps?

open access: yesGut and Liver, 2010
Background/Aims: The clinical spectrum, histology, and endoscopic features of colonic polyps in the pediatric age group were studied to evaluate the role of colonoscopy in children suspected of having colonic polyps.
doaj   +1 more source

“Obscure” Appendiceal Orifice Polyps Can Be Challenging to Identify by Colonoscopy

open access: yesCase Reports in Gastroenterology, 2020
The primary purpose of screening colonoscopy is the detection and subsequent removal of precancerous polyps. However, effective recognition of appendiceal lesions with a standard endoscope is often challenging and is limited to the base of the cecum and ...
Afshin Amini   +4 more
doaj   +1 more source

Screening Relevance of Sessile Serrated Polyps [PDF]

open access: yes, 2019
Conventional adenomas have historically been considered to be the only screening-relevant colorectal cancer (CRC) precursor lesion. The prevailing paradigm was that most CRCs arise along the chromosomal instability pathway, where adenomas accumulate ...
Kahi, Charles J.
core   +1 more source

Long-read 16S rRNA amplicon sequencing reveals microbial characteristics in patients with colorectal adenomas and carcinoma lesions in Egypt

open access: yesGut Pathogens
Background Colorectal cancer (CRC) is among the five leading causes of cancer incidence and mortality. During the past decade, the role of the gut microbiota and its dysbiosis in colorectal tumorigenesis has been emphasized.
Asmaa A. El Leithy   +8 more
doaj   +1 more source

Combination of Triple Therapy and Chronic PPI Use May Decrease Risk of Colonic Adenomatous Polyps in Helicobacter pylori Infection

open access: yesGastroenterology Research and Practice, 2015
Aim. The aim of the paper is to determine association between H. pylori and colonic adenomatous polyps and to explore whether treatment or chronic PPI use can mitigate this risk. Methods. This case-control study included 943 patients who had H.
Rina Zuniga   +5 more
doaj   +1 more source

Valor da hipertrofia congénita do epitélio pigmentar da retina como marcador diagnóstico na polipose adenomatosa familiar.

open access: yesActa Médica Portuguesa, 1993
Familial Adenomatous Polyposis (FAP) is a dominant autosomic disease characterized by the development of hundreds to thousands of colonic adenomatous polyps.
C Chagas   +6 more
doaj   +1 more source

Insulin Injections Promote the Growth of Aberrant Crypt Foci in the Colon of Rats [PDF]

open access: yes, 1997
The main objective of the present study was to test the hypothesis that exogenous insulin would enhance colon carcinogenesis. Thirty-six female F344 rats, fed ad libitum a low fat rodent chow, received a single azoxymethane injection (20 mg/kg), and were
Corpet, Denis E.   +3 more
core   +1 more source

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