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Benign versus malignant hepatic nodules: MR imaging findings with pathologic correlation.
Shahid M Hussain1, Pieter E Zondervan, Jan N M IJzermans
1Department of Radiology, Erasmus University Medical Center, Dr Molewaterplein 40, 3015 GD Rotterdam, The Netherlands. smhussain62@hotmail.com
Summary
Hepatocellular nodules are classified as regenerative or dysplastic/neoplastic. Advanced magnetic resonance (MR) imaging aids in detecting and characterizing these liver lesions, crucial for understanding hepatocellular carcinoma (HCC) development.
Area of Science:
- Hepatology
- Radiology
- Oncology
Background:
- Hepatocellular nodules are classified into regenerative and dysplastic/neoplastic types.
- These nodules are integral to the stepwise development of hepatocellular carcinoma (HCC).
Purpose of the Study:
- To outline the classification of hepatocellular nodules.
- To describe the role of advanced magnetic resonance (MR) imaging in characterizing these lesions.
Main Methods:
- Review of current nomenclature for hepatic nodules.
- Description of state-of-the-art MR imaging techniques for nodule detection and characterization.
Main Results:
- Nodules are categorized as regenerative (e.g., cirrhotic nodules, focal nodular hyperplasia) or dysplastic/neoplastic (e.g., hepatocellular adenoma, HCC).
- Advanced MR imaging sequences are effective for identifying and differentiating hepatic nodules.
Conclusions:
- Accurate classification of hepatic nodules is essential for understanding HCC progression.
- Advanced MR imaging is a key tool for the diagnosis and management of liver nodules.