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AJNR - American Journal of Neuroradiology

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Percutaneous Treatment of Pediatric Aneurysmal Bone Cyst at C1: A Minimally Invasive Alternative: A Case Report

Ansaar T. Rai^a and John J. Collins^b

^a Department of Radiology, West Virginia University, Morgantown, WV
^b Department of Neurosurgery, West Virginia University, Morgantown, WV

View larger version (125K): [in a new window]   FIG 1. Thin-section axial images show the expansile lytic lesion at the posterior arch of C1

View larger version (127K): [in a new window]   FIG 2. Axial CT images document the coaxial needle placement within the aneurysmal bone cyst.

View larger version (83K): [in a new window]   FIG 3. Axial (A) and sagittal (B) reformatted images 2 months after the first intralesional injection show sclerosis developing along the margins of the aneurysmal bone cyst.

View larger version (145K): [in a new window]   FIG 4. Thin-section axial images about 6 months after the first injection show near-complete sclerosis.