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Focal, Extranodal Primary Polymorphous Hemangioendothelioma Treated With Endovascular Embolization and Resection
Esteban Ramírez-Ferrer1,2,3,4, Francisco Perez5,2,3,4, Alberto Caballero6,7
1Neurological Surgery, Center for Research and Training in Neurosurgery (CIEN), Bogotá, COL.
Cureus
|December 24, 2021
Summary
A rare polymorphous hemangioendothelioma, a vascular tumor, was diagnosed in an adult patient. Surgical resection was successful after endovascular embolization to manage bleeding risks.
Area of Science:
- Vascular Oncology
- Surgical Pathology
- Radiology
Background:
- Polymorphous hemangioendothelioma is a rare vascular neoplasm.
- Extranodal involvement is uncommon in adults.
- Dorsal masses require thorough diagnostic evaluation.
Observation:
- A 28-year-old male presented with a painful, enlarging dorsal mass.
- The mass was soft, immobile, with no neurological deficits.
- Imaging suggested a vascular-type tumor.
Findings:
- Histopathology confirmed primary extranodal polymorphous hemangioendothelioma.
- Complete resection with tumor-free margins was achieved.
- Postoperative recovery was uneventful.
Implications:
- Preoperative endovascular embolization is crucial for highly vascular lesions.
- This approach minimizes surgical bleeding and ensures complete tumor removal.
- Highlights the importance of considering rare vascular tumors in differential diagnoses.
