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Giant retroperitoneal hemangiopericytoma
1Department of Diagnostic Radiology, Chang Gung Memorial Hospital, Keelung, Taiwan, ROC.
Postgraduate Medical Journal
|November 1, 1995
Summary
This case report details a rare, malignant retroperitoneal hemangiopericytoma, a vascular tumor. The 30cm tumor, believed to be the largest reported, was successfully resected in a 49-year-old male patient.
Area of Science:
- Oncology
- Vascular Tumors
- Surgical Pathology
Background:
- Hemangiopericytomas are rare vascular neoplasms originating from pericytes.
- Retroperitoneal hemangiopericytomas typically present as large, asymptomatic masses due to slow growth.
Observation:
- A 49-year-old male presented with several months of vague abdominal fullness.
- Computed tomography revealed a large, well-defined retroperitoneal mass with low attenuation areas and enhanced septa.
Findings:
- A malignant retroperitoneal hemangiopericytoma measuring 30 cm was surgically resected.
- Histopathological confirmation established the diagnosis of hemangiopericytoma.
Implications:
- This case highlights the potential for extreme tumor size in retroperitoneal hemangiopericytomas.
- The successful resection of this massive tumor underscores surgical management's role in rare retroperitoneal neoplasms.