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Rare massive hepatic hemangioblastoma: A case report
De-Fu Li1, Xue-Jun Guo2, Shi-Peng Song3
1Department of Radiology, Fuyong People's Hospital of Shenzhen Baoan, Shenzhen 518103, Guangdong Province, China.
World Journal of Gastrointestinal Oncology
|December 26, 2022
Summary
Hepatic hemangioblastoma, a rare liver tumor, presents unique MRI features. Key indicators include enlarged feeding vessels and progressive enhancement, aiding diagnosis.
Area of Science:
- Hepatology
- Radiology
- Oncology
Background:
- Hepatic hemangioblastoma is an exceedingly rare liver neoplasm, with limited documented cases.
- Magnetic resonance imaging (MRI) findings for this condition remain largely undocumented in medical literature.
Observation:
- A case of incidental hepatic hemangioblastoma was identified in a patient without von Hippel-Lindau disease.
- Imaging revealed a large, expansile liver tumor with well-defined margins, heterogeneous enhancement, and prominent feeding vessels.
- Flow voids on T2-weighted MRI and inhomogeneous signals on diffusion-weighted imaging (DWI) and apparent diffusion coefficient (ADC) maps were noted.
Findings:
- Enlarged peripheral blood supply vessels and progressive enhancement are characteristic imaging features.
- A solid, intensely enhancing mass with low DWI and high ADC signals can also suggest hepatic hemangioblastoma.
Implications:
- Accurate diagnosis of hepatic hemangioblastoma can be improved through understanding these specific imaging characteristics.
- This case contributes valuable MRI data for a rare liver malignancy, aiding future diagnostic efforts.
