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RADPILES
CASES
QUIZ
QUESTION-1:
Incidental lesion seen on ultrasound:
Angiosarcoma
Hemangioma
Melanoma Met
Correct Answer: Hemangioma
Discontinuous peripheral nodular enhancement w/ delayed fill-in; isodense to hepatic vessels
#1 common benign tumor of liver (#1 overall = mets)
Management:
- Excise if size > 5 cm & symptomatic*
- If concern, verify with PET/CT (min uptake) or Tc-99m RBC scan (early phase photopenia)
Differential Diagnosis:
Hypervascular metastases (RCC, melanoma)
Cholangiocarcinoma
Usually NOT isodense to hepatic vessels
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