Diagnostic Challenges in Primary Sacral Tumors and the Yield of Computed Tomography-Guided Needle Biopsy in the Modern Era

Primary sacral tumors pose unique challenges because of their complex radiographic appearances, diverse pathologic entities, and dramatically different treatment paradigms based on tumor type. Magnetic resonance imaging and computed tomography (CT) can provide valuable information; however, sacral lesions can possess unique radiographic features and pose diagnostic dilemmas. CT-guided percutaneous needle biopsy is a critical component of the...