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FIG 2. Benefit of CE-CCCD sonography in a patient with a high cervical lesion (patient 5).
A, Nonenhanced CCCD image allowed visualization of only the proximal half of the stented lumen.
B, After the application of the contrast agent, flow in the distally positioned stent could fully be detected by means of CE-CCCD imaging.
C, Corresponding lateral X-p (left) and DSA (right) images.
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