نتایج جستجو برای: ct colonography
تعداد نتایج: 135985 فیلتر نتایج به سال:
Analysis of air contrast barium enema, computed tomographic colonography, and colonoscopy: prospective comparison. tomographic colonography (virtual colonoscopy): a multicenter comparison with standard colonoscopy for detection of colorectal neoplasia. Prospective blinded evaluation of computed tomographic colonography for screen detection of colorec-tal polyps. Virtual colonoscopy using oral c...
We present a synchronous navigation module for CT colonography (CTC) reading. The need for such a system arises because most CTC protocols require a patient to be scanned in both supine and prone positions to increase sensitivity in detecting colonic polyps. However, existing clinical practices are limited to reading one scan at a time. Such limitation is due to the fact that building a referen...
PURPOSE To retrospectively evaluate if false-negative interpretations at computed tomographic (CT) colonography are due to observer error. MATERIALS AND METHODS This study was HIPAA compliant and had institutional review board approval, with waiver of informed consent. An initial unblinded review of CT colonographic image data was used to generate reconciliation reports for all false-negative...
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