Tumor invasion of the portal vein may be observed in association with cancerous lesions of the liver or with metastases. Color Doppler scanning demonstrates tumor vascularity within the portal vein lesion by the presentation of: high resistance venous signals.

Question

Quizplus · Accepted Answer

To differentiate tumor invasion from portal vein thrombosis, color Doppler imaging can be used to demonstrate tumor vascularity presenting with low resistance arterial signals within the portal vein lesion.

Tumor Invasion of the Portal Vein May Be Observed in Association