Focal Liver Lesion Characterization

Characterization of liver masses by MRI is aided by the excellent soft tissue contrast of the modality. Additionally, a variety of MRI contrast agents are now available that increase our ability to confidently make specific diagnoses.

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A pyogenic liver abscesss
A pyogenic liver abscesss
MRI of a melanoma metastasis (red arrow) to the liver.
MRI of a melanoma metastasis (red arrow) to the liver.

This right lobe liver lesion has MRI signal characteristics that are unequivocally representative of a benign lesion: focal nodular hyperplasia.

References
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