نتایج جستجو برای: sigmoidoscopy
تعداد نتایج: 1183 فیلتر نتایج به سال:
background: the aim of this study was to assess epidemiology of colorectal cancer (crc) in isfahan, iran. materials and methods: data were gathered from hospital documents of hospital admissions for colonoscopy, surgery, chemotherapy or radiotherapy due to colorectal cancer during 1996-2003. results: 1100 cases with colorectal cancer in seven years were detected and reviewed. our minimum incide...
BACKGROUND Several previous studies have found that females and older individuals are at greater risk of having incomplete flexible sigmoidoscopy. However, no prior study has reported the subsequent risk of colorectal cancer (CRC) following incomplete sigmoidoscopy. METHODS Using data from 55 791 individuals screened as part of the Colon Cancer Prevention (CoCaP) programme of Kaiser Permanent...
Background: Several previous studies have found that females and older individuals are at greater risk of having incomplete flexible sigmoidoscopy. However, no prior study has reported the subsequent risk of colorectal cancer (CRC) following incomplete sigmoidoscopy. Methods: Using data from 55 791 individuals screened as part of the Colon Cancer Prevention (CoCaP) programme of Kaiser Permanent...
We aimed to estimate the proportions of colorectal cancer cases that might be prevented by sigmoidoscopy compared with colonoscopy among women and men. In a population-based case control study conducted in Germany, 540 cases with a first diagnosis of primary colorectal cancer and 614 controls matched for age, sex, and county of residence were recruited. A detailed lifetime history of endoscopic...
Flexible sigmoidoscopy is a robust, clinically validated, and widely available colorectal cancer screening technique that is currently sanctioned by major guideline organizations. Given that endoscopic visualization is generally limited to the distal third of the colon and women tend to have a proclivity for proximal lesions, the flexible sigmoidoscopy performance is markedly inferior in women ...
BACKGROUND Rectal and genital sampling in HIV prevention trials permits assessments at the site of HIV entry. Yet the safety and acceptability of circumcision and sigmoidoscopy (and associated abstinence recommendations) are unknown in uncircumcised men who have sex with men (MSM) at high risk of HIV infection. METHODS Twenty-nine HIV-seronegative high-risk Peruvian MSM agreed to elective sig...
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