نتایج جستجو برای: fecul occult blood testing
تعداد نتایج: 1008103 فیلتر نتایج به سال:
Occult gastrointestinal bleeding usually is discovered when fecal occult blood test results are positive or iron deficiency anemia is detected. Fecal occult blood testing methods vary, but all have limited sensitivity and specificity. The initial work-up for occult bleeding typically involves colonoscopy or esophagogastroduodenoscopy, or both. In patients without symptoms indicating an upper ga...
BACKGROUND Colorectal cancer screening is widely recommended, but often under-utilized. In addition, significant demographic differences in screening utilization exist. Insurance coverage may be one factor influencing utilization of colorectal cancer screening tests. METHODS We conducted a retrospective analysis of claims for outpatient services for Washington state Medicare beneficiaries in ...
OBJECTIVE To determine whether a decision aid designed for adults with low education and literacy can support informed choice and involvement in decisions about screening for bowel cancer. DESIGN Randomised controlled trial. SETTING Areas in New South Wales, Australia identified as socioeconomically disadvantaged (low education attainment, high unemployment, and unskilled occupations). PA...
The annual guaiac or immunochemical fecal occult blood test (FOBT) is one of the five colorectal cancer (CRC) screening regimens recommended by the American Cancer Society (Smith, Cokkinides, & Eyre, 2005). Stool-based deoxyribonucleic acid (DNA) testing for CRC is considered a promising technology (Smith, Cokkinides, & Eyre, 2003). Numerous features of three noninvasive stool tests for CRC are...
Amplification of hepatitis C virus (HCV) RNA from blood detected occult HCV infections in 30.9% of 210 HCV-seronegative dialysis patients with abnormal liver enzyme levels that had evaded standard HCV testing practices. Isolated HCV core-specific antibody detection identified three additional anti-HCV screening-negative patients lacking HCV RNA amplification in blood who were considered potenti...
Three studies report estimates of the cost and effectiveness of alternate strategies for screening the average-risk Australian population for colorectal cancer. The options considered are faecal occult blood testing, double contrast barium enema, sigmoidoscopy and colonoscopy. At present, there is no consensus over which screening method is optimal by the economic criterion. Also, the existing ...
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