نتایج جستجو برای: ct colonography
تعداد نتایج: 135985 فیلتر نتایج به سال:
Colorectal cancer screening is an effective public health strategy for decreasing colorectal cancer mortality. Since many screening modalities exist, it needs to be determined what the most cost-effective strategy is. The aim of this review is to summarise the available cost-effectiveness evidence for colonoscopy versus CT-colonography screening, and to pay special attention to assumptions rega...
OBJECTIVES To quantify the incremental benefit of computer-assisted-detection (CAD) for polyps, for inexperienced readers versus experienced readers of CT colonography. METHODS 10 inexperienced and 16 experienced radiologists interpreted 102 colonography studies unassisted and with CAD utilised in a concurrent paradigm. They indicated any polyps detected on a study sheet. Readers' interpretat...
PURPOSE To compare reduced colonic cleansing based on dietary fecal tagging (FT) with standard (non-FT) colonic cleansing with regard to patient acceptance, sensitivity, and specificity. MATERIALS AND METHODS In 50 patients (FT group), FT was performed by means of diet, magnesium citrate, and a barium suspension. In another 50 patients (non-FT group), preparation was based on polyethylene gly...
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