Results 31 to 40 of about 151,392 (289)

Does ursodeoxycholic acid change the proliferation of the colorectal mucosa? A randomized, placebo-controlled study [PDF]

open access: yes, 2003
Background: In animal models ursodeoxycholic acid (UDCA) showed a chemoprotective effect against colon cancer. To explain this, a reduced proliferation of the colorectal mucosal proliferation was suggested.
Diebold, J.   +6 more
core   +1 more source

The prevalence of high dysplastic colonic adenomatous polyps in a 3 year endoscopic retrospective study from a single clinical center [PDF]

open access: yes, 2017
Introduction: Many colon neoplastic tumors come from the malignancy of adenomatous polyps (70%-90%) that were not timely diagnosed in order to be resected.
Moldovan, Cosmin A.   +2 more
core   +3 more sources

Hyperplastic Polyp? Look Again... The Impact of the New Classification for Serrated Polyps

open access: yesActa Médica Portuguesa, 2014
Introduction: The World Health Organization reviewed the classification for serrated colonic polyps in 2010. A new entity, sessile serrated adenoma, was included with two variants: with and without cytological dysplasia.
Catarina Fidalgo   +7 more
doaj   +1 more source

Endoscopic and clinical evaluation of treatment and prognosis of Cronkhite-Canada syndrome: a Japanese nationwide survey. [PDF]

open access: yes, 2016
BackgroundFirst reported in 1955, Cronkhite-Canada syndrome (CCS), a rare syndrome characterized by ectodermal abnormalities and inflammatory changes of the gastrointestinal tract mucosa, has been associated with a poor prognosis and life-threatening ...
Hibi, Toshifumi   +8 more
core   +1 more source

Efficacy of MR Colonography and Conventional Colonoscopy in Colonic Polyps Assessment

open access: yesInternational Journal of Anatomy Radiology and Surgery, 2018
Introduction: Polyps are fibro vascular extensions of mucosa into bowel lumen. Radiological assessment plays a major role in depicting colonic polyps.
Venu Madhav Muppavrapu   +1 more
doaj   +1 more source

Fluorescence lifetime spectroscopy of tissue autofluorescence in normal and diseased colon measured ex vivo using a fiber-optic probe

open access: yes, 2013
We present an ex vivo study of temporally and spectrally resolved autofluorescence in a total of 47 endoscopic excision biopsy/resection specimens from colon, using pulsed excitation laser sources operating at wavelengths of 375 nm and 435 nm.
Chorvat   +65 more
core   +1 more source

Cold snare piecemeal resection of colonic and duodenal polyps ≥1 cm

open access: yesEndoscopy International Open, 2015
Background: Endoscopic removal of duodenal and colorectal adenomas is currently considered to be the standard of care for prevention of adenocarcinoma. The use of cautery carries a risk of delayed bleeding, post-polypectomy syndrome, and perforation.
Neel Choksi   +4 more
doaj   +1 more source

A novel methodology for in vivo endoscopic phenotyping of colorectal cancer based on real-time analysis of the mucosal lipidome: a prospective observational study of the iKnife [PDF]

open access: yes, 2016
Background: This pilot study assessed the diagnostic accuracy of rapid evaporative ionization mass spectrometry (REIMS) in colorectal cancer (CRC) and colonic adenomas. Methods: Patients undergoing elective surgical resection for CRC were recruited at St.
Alexander, J   +17 more
core   +1 more source

Detection of Colonic Polyps During Colonoscopy in a Tertiary Care Center of Nepal

open access: yesJournal of Nepal Health Research Council, 2021
Background: Colorectal cancer is the third leading cause of cancer death in the world. Most colon cancer develop from the polyps. Data on the prevalence of colorectal polyps in Nepal is lacking.
Dinesh Koirala   +7 more
doaj   +1 more source

Factors associated with the efficacy of polyp detection during routine flexible sigmoidoscopy [PDF]

open access: yes, 2017
Objective: Flexible sigmoidoscopy reduces the incidence of colonic cancer through the detection and removal of premalignant adenomas. However, the efficacy of the procedure is variable.
Anderson, John H.   +4 more
core   +1 more source

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