Contrast-enhanced ultrasound in the diagnosis of infiltrative hepatocellular carcinoma: A report of three cases

Infiltrative hepatocellular carcinoma (HCC) is a challenging imaging diagnosis due to its ill-defined appearance and variable enhancement, which may be difficult to distinguish from background changes from cirrhosis. The literature on the role of contrast-enhanced ultrasound (CEUS) in the diagnosis...

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Main Authors: Yasovineeth Bhogadi, BSc, Ethan Brown, MB, BCh, BAO, Stefanie Y. Lee, MD, FRCPC
Format: Article
Language:English
Published: Elsevier 2021-03-01
Series:Radiology Case Reports
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1930043320306191
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author Yasovineeth Bhogadi, BSc
Ethan Brown, MB, BCh, BAO
Stefanie Y. Lee, MD, FRCPC
author_facet Yasovineeth Bhogadi, BSc
Ethan Brown, MB, BCh, BAO
Stefanie Y. Lee, MD, FRCPC
author_sort Yasovineeth Bhogadi, BSc
collection DOAJ
description Infiltrative hepatocellular carcinoma (HCC) is a challenging imaging diagnosis due to its ill-defined appearance and variable enhancement, which may be difficult to distinguish from background changes from cirrhosis. The literature on the role of contrast-enhanced ultrasound (CEUS) in the diagnosis of infiltrative HCC is currently limited. CEUS has greater sensitivity for contrast enhancement due to its temporal resolution, and can be used when there is contraindication to CT or MRI contrast. We present 3 cases where CEUS aided in the diagnosis of infiltrative HCC in patients with equivocal CT and MRI findings and/or renal failure, with significant implications for management. As current guidelines focus on the role of CEUS in characterizing defined focal liver lesions or discrete observations on precontrast US, further studies are warranted to validate the utility of CEUS in the noninvasive diagnosis of infiltrative HCC and delineate its role in algorithms for imaging workup.
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spelling doaj.art-42533ac71a7f412cb395433c875180042022-12-21T23:23:58ZengElsevierRadiology Case Reports1930-04332021-03-01163448456Contrast-enhanced ultrasound in the diagnosis of infiltrative hepatocellular carcinoma: A report of three casesYasovineeth Bhogadi, BSc0Ethan Brown, MB, BCh, BAO1Stefanie Y. Lee, MD, FRCPC2Michael G DeGroote School of Medicine, McMaster University, Hamilton, Ontario, CanadaDepartment of Medical Imaging, University of Toronto, Toronto, Ontario, CanadaDepartment of Radiology, McMaster University; Hamilton Health Sciences, Juravinski Hospital and Cancer Centre, Hamilton, Ontario, Canada; Corresponding author:Infiltrative hepatocellular carcinoma (HCC) is a challenging imaging diagnosis due to its ill-defined appearance and variable enhancement, which may be difficult to distinguish from background changes from cirrhosis. The literature on the role of contrast-enhanced ultrasound (CEUS) in the diagnosis of infiltrative HCC is currently limited. CEUS has greater sensitivity for contrast enhancement due to its temporal resolution, and can be used when there is contraindication to CT or MRI contrast. We present 3 cases where CEUS aided in the diagnosis of infiltrative HCC in patients with equivocal CT and MRI findings and/or renal failure, with significant implications for management. As current guidelines focus on the role of CEUS in characterizing defined focal liver lesions or discrete observations on precontrast US, further studies are warranted to validate the utility of CEUS in the noninvasive diagnosis of infiltrative HCC and delineate its role in algorithms for imaging workup.http://www.sciencedirect.com/science/article/pii/S1930043320306191Contrast-enhanced ultrasoundInfiltrative hepatocellular carcinoma
spellingShingle Yasovineeth Bhogadi, BSc
Ethan Brown, MB, BCh, BAO
Stefanie Y. Lee, MD, FRCPC
Contrast-enhanced ultrasound in the diagnosis of infiltrative hepatocellular carcinoma: A report of three cases
Radiology Case Reports
Contrast-enhanced ultrasound
Infiltrative hepatocellular carcinoma
title Contrast-enhanced ultrasound in the diagnosis of infiltrative hepatocellular carcinoma: A report of three cases
title_full Contrast-enhanced ultrasound in the diagnosis of infiltrative hepatocellular carcinoma: A report of three cases
title_fullStr Contrast-enhanced ultrasound in the diagnosis of infiltrative hepatocellular carcinoma: A report of three cases
title_full_unstemmed Contrast-enhanced ultrasound in the diagnosis of infiltrative hepatocellular carcinoma: A report of three cases
title_short Contrast-enhanced ultrasound in the diagnosis of infiltrative hepatocellular carcinoma: A report of three cases
title_sort contrast enhanced ultrasound in the diagnosis of infiltrative hepatocellular carcinoma a report of three cases
topic Contrast-enhanced ultrasound
Infiltrative hepatocellular carcinoma
url http://www.sciencedirect.com/science/article/pii/S1930043320306191
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AT stefanieyleemdfrcpc contrastenhancedultrasoundinthediagnosisofinfiltrativehepatocellularcarcinomaareportofthreecases