By Tommaso Vincenzo Bartolotta, Adele Taibbi, Massimo Midiri
This booklet bargains an image-based, accomplished fast reference consultant that would help in the translation of contrast-enhanced ultrasound (CEUS) examinations of the liver in day-by-day perform. It describes and depicts normal and odd habit of either universal and not more usually saw focal liver lesions. for every kind of lesion, the findings on pre- and post-contrast pictures are offered and key features are highlighted. person chapters additionally concentrate on the evaluate of reaction to locoregional and systemic therapy and the influence of ecu guidance on CEUS. The Atlas of Contrast-Enhanced Sonography of Focal Liver Lesions will function a useful hands-on device for practitioners who have to diagnose liver lesions utilizing CEUS within the significant medical settings: oncology sufferers, cirrhotic sufferers, and sufferers with incidental focal liver lesions.
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Extra resources for Atlas of Contrast-enhanced Sonography of Focal Liver Lesions
B) At CEUS, in the early arterial phase, a feeding vessel is appreciable (arrowhead). (c) During the late arterial phase, the lesion shows a clear-cut and homogeneous contrast enhancement (arrow) and presents isoechoic aspect during the extended portal-venous phase (d) 32 c Fig. 4 Focal Nodular Hyperplasia d Fig. 12 (continued) 33 2 34 Benign Focal Liver Lesions a b Fig. 13 Focal nodular hyperplasia in a 35-year-old woman. 8-cm-sized highly hypoechoic lesion located in segment VIII (arrow). (b) At color/pulsed-Doppler evaluation, the spoke-wheel sign is evident with low resistance index arterial signal (red arrow).
4 Focal Nodular Hyperplasia c d Fig. 10 (continued) 27 28 e Fig. 4 Focal Nodular Hyperplasia 29 a b Fig. 11 Focal nodular hyperplasia in a 28-year-old woman. 7-cm slightly hyperechoic lesion located in segment V (calipers). (b) CEUS depicts the spoke-wheel sign in the early arterial phase (arrow). (c) In the late arterial phase, the lesion shows a clear-cut and homogeneous contrast enhancement (arrow) (d) The lesion is isovascular with respect to the surrounding liver parenchyma in the late phase 2 30 c d Fig.
4 Focal Nodular Hyperplasia e Fig. 13 (continued) 37 38 f Fig. 4 Focal Nodular Hyperplasia 39 a b c d Fig. 14 Focal nodular hyperplasia in a 41-year-old woman. 4 cm-sized isoechoic lesion located in the IV segment (arrow) between middle and left suprahepatic veins (arrowheads). (b) At CEUS, during the arterial phase, the lesion presents a strong and homogeneous enhancement (arrow), and a feeding vessel is appreciable in the upper side (arrowhead). (c, d) The lesion becomes isovascular with respect to the surrounding liver parenchyma during the portal-venous (c) and late (d) phases 2 40 Benign Focal Liver Lesions a b Fig.