Retrospective Study
Copyright ©2014 Baishideng Publishing Group Inc.
World J Gastroenterol. Dec 28, 2014; 20(48): 18375-18383
Published online Dec 28, 2014. doi: 10.3748/wjg.v20.i48.18375
Table 1 Clinical, B-mode and color Doppler ultrasound findings of portal venous system aneurysms
PatientIndication for first US examinationMedical historyUS deviceB-mode and CDUS findings
No.
Sex
Age (yr)



PVSAs (n)
Location
Configuration (mm)
Features
Others
2nd imaging
Outcome
1F56Suspected NAFLDOverweight, dyslipidemiaGE Logiq S8, convex probe1Main portal vein, extrahepatic segmentFusiform/30Patent lumen, to-and-fro flowFatty liverCEUS12-mo follow-up with B-mode and CDUS
2M65Upper GI bleeding from grade III esophageal varicesAlcoholic cirrhosisGE Logiq E9, convex probe1Splenomesenteric confluenceFusiform/37Lumen partially filled with a slightly echogenic area, without flow on CDUS; turbulent flow with mosaic color within patent lumenCirrhotic liverCEUS, CECTAnticoagulation and 12-mo follow-up with B-mode and CDUS
3M64DyspepsiaGastritis treated withomeprazoleAloka prosound, convex probe1V segment, left main branch of portal veinSaccular/22Patent lumen, to-and-fro flow ("Yin-Yang" sign)NoneCEUS,CECTAt a 6-mo follow-up: increase in size with US; no complications with CEUS
4F80Follow-up surveillance after surgical removal of colon cancer 7 years beforeType 2 diabetes treated with insulinAloka prosound, convex probe1Right main branch of portal veinFusiform/23Patent lumen, to-and-fro flowSmall bilateral renal cystsCEUS12-mo follow-up with B-mode and CDUS
5M58Elevated liver function testsNoneAcuson Sequoia, convex probe1Right main branch of portal veinSaccular/25Patent lumen, to-and-fro flowNoneCEUS12-mo
Follow-up with B-mode and CDUS
6F38Elevated liver function testsHIVAcuson Sequoia, convex probe1Pars umbilicalisFusiform/32Patent lumen, to-and-fro flowNoneCEUS, CECT12-mo follow-up with B-mode and CDUS
7M62Weight lossVasculitisAcuson Sequoia, convex probe1Right main branch of portal veinFusiform/23Patent lumen, to-and-fro flowNoneCEUS12-mo follow-up with B-mode and CDUS
Table 2 Contrast-enhanced ultrasound findings of portal venous system aneurysms
Patient No.Contrast agent and doseArterial phasePortal venous phaseLate phaseFinal diagnosis
1Sonovue, 2.4 mLNo enhancementEnhancementEnhancement with slow washoutFusiform PVSA
2Sonovue, 2.4 mLNo enhancementPartial enhancement of the lumen with uniformly nonenhancing areaPartial enhancement of the lumen with slow washout; persistent non-enhancing areaFusiform PVSA complicated by incomplete benign thrombosis
3Sonovue, 2.4 mLNo enhancementEnhancementEnhancement with slow washoutSaccular PVSA
4Sonovue, 2.4 mLNo enhancementEnhancementEnhancement with slow washoutFusiform PVSA
5Sonovue, 2.4 mLNo enhancementEnhancementEnhancement with slow washoutSaccular PVSA
6Sonovue, 2.4 mLNo enhancementEnhancementEnhancement with slow washoutFusiform PVSA
7Sonovue, 2.4 mLNo enhancementEnhancementEnhancement with slow washoutFusiform PVSA