[Malignant spinal hemangiopericytoma, with benign radiological appearance]

Area of Science:

• Neurosurgery
• Oncology
• Pathology

Background:

• Spinal tumors can present diagnostic challenges.
• Distinguishing benign from malignant spinal lesions is crucial for treatment planning.

Observation:

• A spinal tumor was clinically and radiologically assessed as benign.
• Pathological examination, including electron microscopy, revealed a hemangiopericytoma.

Findings:

• The spinal tumor, initially presumed benign, was definitively diagnosed as a malignant hemangiopericytoma.
• Post-surgical and radiotherapy outcomes corroborated the malignant diagnosis.

Implications:

• This case highlights the importance of integrating advanced pathological techniques for accurate spinal tumor diagnosis.
• Accurate diagnosis of malignant hemangiopericytoma is essential for effective treatment and patient prognosis.