Case 123:   Metastasis - Melanoma

Diagnostic Category:

Clinical Presentation:

50 year old man with known melanoma, presents for re-staging.

CT: Melanoma

Imaging Findings:

CT shows large metastatic lesion in the right hepatic lobe, with portal vein invasion and adjacent subsegmental hypervascular transient hepatic attenuation difference (THAD) in the left lobe, compatible with melanoma metastases.