Contrast-enhanced ultrasound in the biliary system: Potential uses and indications

doi:10.4329/wjr.v1.i1.37

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Dec 31, 2009 (publication date) through Nov 30, 2024

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World Journal of Radiology

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1949-8470

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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World J Radiol. Dec 31, 2009; 1(1): 37-44
Published online Dec 31, 2009. doi: 10.4329/wjr.v1.i1.37

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Figure 1 Intrahepatic cholangiocarcinoma. A: Baseline ultrasound shows an isoechoic mass in segment 5 of the liver; B: The lesion shows peripheral rim-like hyper-enhancement 26 s after contrast agent injection on CEUS; C: The lesion becomes hypo-enhanced 52 s after contrast agent injection; D: The lesion continues to be hypo-enhanced 121 s after contrast agent injection.

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Figure 2 Klatskin tumor. A: Baseline ultrasound shows a hyperechoic mass (arrow) in the hilar bile duct; B: The lesion (arrow) shows homogeneous hyper-enhancement 14 s after contrast agent injection on CEUS; C: The lesion (arrow) becomes hypo-enhanced 45 s after contrast agent injection; D: The lesion (arrow) continues to be hypo-enhanced 126 s after contrast agent injection.

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Figure 3 Gallbladder carcinoma. A: Baseline ultrasound shows an isoechoic mass (arrow) in the gallbladder cavity; B: The lesion (arrow) shows hypervascularity on color Doppler flow imaging; C: The lesion (arrow) shows homogeneous hyper-enhancement 19 s after contrast agent injection on CEUS; D: The lesion (arrow) becomes hypo-enhanced 34 s after contrast agent injection.

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Figure 4 Extrahepatic cholangiocarcinoma. A: Baseline ultrasound shows an isoechoic mass (arrow) in the lower portion of the common bile duct; B: The lesion (arrow) shows heterogeneous iso-enhancement 13 s after contrast agent injection on CEUS; C: The lesion (arrow) continues to be iso-enhanced 56 s after contrast agent injection; D: The lesion (arrow) becomes hypo-enhanced 107 s after contrast agent injection.

Citation: Xu HX. Contrast-enhanced ultrasound in the biliary system: Potential uses and indications. World J Radiol 2009; 1(1): 37-44
URL: https://www.wjgnet.com/1949-8470/full/v1/i1/37.htm
DOI: https://dx.doi.org/10.4329/wjr.v1.i1.37