Caption: B-mode gray scale imaging
Description: Transabdominal ultrasound shows a mass in the right lobe of the liver. The mass is isoechoic to the surrounding liver parenchyma and is causing contour deformity.
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Caption: Color Doppler
Description: Transverse Color Doppler ultrasound shows a "central spider" pattern with multiple vessels radiating peripherally from the centre of the lesion.
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Caption: Contrast Enhanced Ultrasound (CEUS)
Description: Transverse arterial phase image after injection of microbubble contrast agent (SonoVue) shows small central enhancement of the lesion with a “ spoke wheel “ appearance. CEUS image in portal venous phase and late phase shows persistent positive homogeneous enhancement with iso-enhancing appearance.
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