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9 Cards in this Set
- Front
- Back
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Cavernous Hemangiomas
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Most common benign liver tumor
Adult women 5:1 most are small and incidental |
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Focal Nodular Hyperplasia
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benign tumor in women in childbearing years
Masses are hyperplastic regions related to a vascular abnormalites Solitary mass w/ a central scar Known as stealth lesion |
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Hepatic Adenomas
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Rare but increasing
Tumors are often asymptomatic 40% connected to glycogen storage disease Tumors 8-15 cm |
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Hepatic Lipomas
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Extremely rare
Assoc. with renal angiomyolipomas and tuberous sclerosis Well defined echogenic mass |
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Hepatocellular Carcinoma
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Very common malignant tumor worldwide
Men to women 5:1 West-alcoholism East-hepatitis A and B Solitary tumor, multiple nodules, or diffuse infiltration 30-60% venous invasion Small, looks like a solid mass |
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Hemangiosarcoma
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Extremely rare
Large mass with mixed echogenicity Assoc. with arsenic, polyvinyl, chloride |
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Metastatic Disease
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18-20% more common than hepatocellular carcinoma
Halo around the border of the mass, high malignancy rate |
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Hepatic Artery Aneurysm
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80%-rupture into the peritoneum, biliary tree, GI tract, or portal vein
May see intimal flap with true and false channels Primary dissection of the hepatic artery is rare-leads to death |
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Peliosis Hepatits
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Rare liver disorder characterized by blood filled cavities
Rupture of the reiculin fibers Secondary to cell injury Nonspecific lesions with single or mult. masses of diff. echogenicity Portal tracts in stroma of blood spaces Difficult to diagnosis |
