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AIM: To determine the optimal collimation, pitch, tube current and reconstruction interval for multi-slice computed tomography (CT) colonography with regard to attaining satisfactory image quality while minimizing patient radiation dose.MATERIALS AND METHODS: Multi-slice CT was performed on plastic, excised pig colon and whole pig phantoms to determine optimal settings. Performance was judged by detection...
An imaging strategy is crucial in patients who have sustained a traumatic disruption of the thoracic aorta. Of those who reach hospital alive, 70-90 per cent will survive if diagnosed early and treated appropriately. The clinician has many imaging techniques to choose from, but they vary considerably in their degree of accuracy and performance time. Consequently their appropriateness is dependent...
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