Case Report

Three-Dimensional Dual-Energy Computed Tomography for Enhancing Stone/Stent Contrasting and Stone Visualization in Urolithiasis

Figure 1

Two-dimensional coronal conventional computed tomography (CT) ((a), (b)) and dual-energy computed tomography (DECT) ((c), (d)) images showing kidney stones (magnified insets) and nephrostomy stent. The stones and stent have the same contrast in conventional CT, while, in DECT, the stones and stent appear red and blue, respectively.
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(a)
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(b)
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(c)
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(d)