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Giant hepatic angiomyolipoma: a case report
Ivan Blokhin1, Valeria Chernina1, Murat Menglibaev1
1Radiology Department, A.V. Vishnevsky National Medical Research Center of Surgery, Moscow, Russia.
BJR Case Reports
|May 28, 2019
Summary
Hepatic angiomyolipoma (AML) is a rare liver tumor. Diagnosis can be challenging due to variable fat content, but imaging the draining vein aids differentiation. Surgical treatment is recommended for symptomatic cases.
Area of Science:
- Hepatology
- Oncology
- Radiology
Background:
- Hepatic angiomyolipoma (AML) is a rare mesenchymal tumor with uncertain malignant potential.
- Clinical presentation of hepatic AML is often non-specific, complicating diagnosis.
- Radiological features include high vascularization and macroscopic fat, but imaging-histology discrepancies occur in over 50% of cases.
Purpose of the Study:
- To discuss the typical features and treatment options for giant hepatic AML.
- To highlight the diagnostic challenges and imaging modalities for hepatic AML.
- To present a clinical case of a giant hepatic AML.
Main Methods:
- Review of clinical case of giant hepatic AML.
- Discussion of radiological hallmarks: high vascularization and macroscopic fat.
- Evaluation of diagnostic aids like visualization of the draining vein.
Main Results:
- Hepatic AML presents with non-specific symptoms and variable fat content.
- Discrepancies between pre-operative imaging and histology are common.
- Visualization of the draining vein can assist in differentiating AML from hepatocellular carcinoma.
Conclusions:
- Biopsy is indicated for ambiguous hepatic AML cases.
- Surgical treatment is warranted for symptomatic hepatic AML.
- Giant hepatic AML requires careful consideration of its features and treatment options.
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