نتایج جستجو برای: screening colonoscopy
تعداد نتایج: 236431 فیلتر نتایج به سال:
Colorectal cancer (CRC) is the third leading cause of cancer death in the United States. Recently, more focus has been placed on developing effective screening tools to detect the presence of both precancerous and cancerous lesions present in the colon and rectum. Colonoscopy has been well established as the gold standard of the colon and rectal cancer screening. However, not all patients are w...
Randomized controlled trials (RCT) have shown the efficacy of screening for colorectal cancer (CRC) using the faecal occult blood test (FOBT) with follow-up by colonoscopy. We evaluated the potential impact of population-based screening by FOBT followed by colonoscopy in Canada: mortality reduction, cost-effectiveness, and resource requirements. The microsimulation model POHEM was adapted to si...
OBJECTIVE We examined the effect of Medicare's expansion of colorectal cancer (CRC) screening test reimbursement on racial/ethnic disparities in CRC screening. METHODS CRC screening was ascertained for Medicare beneficiaries (n = 30,893), aged 70 to 89, who had no history of any tumor and resided in 16 Surveillance, Epidemiology and End Results regions of the United States from 1996 to 2005. ...
UNLABELLED Screening of the colon cancer seems to be important to improve the results of the surgical treatment. There are different screening programs, the most common use the fecal occult blood (FOB) tests or colonoscopy. THE AIM OF THE STUDY was to evaluate the results of the colon cancer screening based on the FOB test and perform the algorhytm improving the effectiveness of the screening...
Colorectal cancer is the fourth leading cause of cancer death worldwide [1] but is largely preventable. Most colorectal cancers arise from benign adenomatous polyps, which grow slowly. Thus colorectal cancer is highly suited to screening because of its long preclinical phase during which it is detectable and curable [2]. Multiple organizations including the World Health Organization (WHO), the ...
BACKGROUND Different immunochemical fecal occult blood tests (FOBTs) have been proposed for noninvasive colorectal cancer screening. Large-scale, colonoscopy-based screening studies that allow evaluation of these tests for the detection of precursor lesions are scarce. OBJECTIVE To determine and compare performance characteristics of 6 qualitative immunochemical FOBTs for identifying colorect...
OBJECTIVE To investigate overall colorectal cancer (CRC) screening rates, patterns in the use of types of CRC screening, and sociodemographic characteristics associated with CRC screening; and to gain insight into physicians' perceptions about and use of fecal occult blood testing [FOBT] and colonoscopy for patients at average risk of CRC. DESIGN Mixed-methods study using cross-sectional admi...
BACKGROUND Given the increasing burden on colonoscopy capacity, it has been suggested that faecal immunochemical test (FIT) results could guide surveillance colonoscopy intervals. Against this background, we have evaluated the test accuracy of single and double FIT sampling to detect colorectal cancer (CRC) and/or advanced adenomas in an asymptomatic colonoscopy-controlled high-risk population....
Open Access Colonoscopy has been widely used as a screening modality for colorectal cancer and in the treatment of colon disorders. Generally, colonoscopy is safe, well tolerated, and recognized as a standard diagnostic and treatment method for colon disorders. Cecal intubation (CI) is one of the proposed quality indicators for colonoscopy.
Colonoscopy is effective in reducing the morbidity and mortality associated with colorectal cancer (CRC). Interval cancers or post-colonoscopy CRCs, are cancers detected within the surveillance interval, or between 6-36 months after a clearing colonoscopy. The incidence of interval cancers is 3.4%-9.2% of all detected CRCs, as reported in population-based studies. Colonoscopy is a technically d...
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