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Diagnostic ultrasound ( PDFDrive )

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640 PART II Abdominal and Pelvic Sonography

A

B

C

D

E

FIG. 18.17 Portal Vein: Malignant Thrombus in Two

Patients. Patient 1: (A) Transverse sonogram of malignant

thrombus (arrows) in right portal vein with (B) extension

into main portal vein (arrow). (C) Triphasic CT of the liver

shows the recurrent hepatocellular carcinoma (arrows)

that accounts for the portal vein thrombus. Patient 2: (D)

Transverse sonogram demonstrates malignant thrombus

in the main portal vein (arrows). The background liver is

extremely abnormal, with a large echogenic mass

(arrowheads). (E) Portal venous phase of a triphasic CT

scan conirms recurrent hepatocellular carcinoma (arrowheads)

accompanied by expansile, enhancing malignant

thrombus in the main portal vein (arrows). (A and B with

permission from Crossin JD, Muradali D, Wilson SR. US

of liver transplants: normal and abnormal. Radiographics.

2003;23[5]:1093-1114. 5 )

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