US
MORPHOLOGY OF LIVER METS
Hyporeflective (most common)
Breast
Lung
Lymphoma
Pancreas
Hyper-reflective
Colon
Neuroendocrine carcinoma
Renal cell
Choriocarcinoma
Target
pattern (“halo”)
Most commonly lung, colon
Occurs in all others
Calcified
Common: (treated) mucinous adenocarcinoma of
colon, stomach, ovary
Rare: osteosarcoma, chondrosarcoma
Cystic
Ovary, pancreas, colon
Sarcoma
Squamous cell carcinoma
Infiltrative
Breast
Lung
Pancreas
Thyroid
Malignant melanoma
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