Hepatocellular Carcinoma in Evolution: Correlation with CEUS LI-RADS. July-August 2022-RG210149-2022-Wilson-SG

RG210149-2022-Wilson-SG

Pdf Summary

This study guide is related to hepatocellular carcinoma (HCC) and its correlation with Contrast-Enhanced Ultrasound (CEUS) and the Liver Imaging Reporting and Data System (LI-RADS). It prepares learners for a Self-Assessment Continuing Medical Education (SA-CME) test available online.<br /><br />Key Points in the Study Guide:<br /><br />1. <strong>Incidence of HCC</strong>: The guide asks about the most important clinical factor related to the increased incidence of HCC in the United States, with options including nonalcoholic fatty liver disease, alcohol-related liver disease, hepatitis B viral cirrhosis, and hepatitis C viral cirrhosis.<br /><br />2. <strong>Contrast Differences in Imaging Techniques</strong>: It highlights how nonhepatocellular malignant tumors may present differently in imaging. CEUS may show portal venous phase washout, whereas MRI and CT might display increasing enhancement due to factors like timing discordance and differences in contrast agent properties.<br /><br />3. <strong>Treatment of Nodules in Cirrhosis</strong>: For nodules classified as LR-5, indicating definite HCC in LI-RADS, the typical treatments are considered, including biopsy, follow-up, transarterial chemoembolization, and definitive therapy like surgery or ablation.<br /><br />4. <strong>Nodule Categorization with CEUS</strong>: Two image-derived scenarios are provided, involving patients with hepatitis C cirrhosis. These include descriptions of how nodules appear in different imaging phases, leading to classifications within LI-RADS categories like LR-3, LR-4, LR-5, or LI-RADS M (LR-M), which combine imaging results with LI-RADS standards to correctly categorize and manage liver nodules. <br /><br />The guide aims to ensure correct interpretation of imaging and effective clinical decision-making in managing HCC. For detailed learning and SA-CME credit, the guide directs individuals to complete an associated online test.

Keywords

hepatocellular carcinoma

HCC

Contrast-Enhanced Ultrasound

CEUS

Liver Imaging Reporting and Data System

LI-RADS

SA-CME

liver nodules

imaging techniques

cirrhosis