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AJNR - American Journal of Neuroradiology

Published ahead of print on September 24, 2007
doi: 10.3174/ajnr.A0683

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Solitary Fibrous Tumor of the Buccal Space: Treatment with Percutaneous Cryoablation

T.C. Schirmang^a, L.M. Davis^a, P.T. Nigri^b and D.E. Dupuy^a

^a Department of Radiology, Rhode Island Hospital and Brown Medical School, Providence, RI
^b Department of Otolaryngology, Head, and Neck Surgery, Rhode Island Hospital and Brown Medical School, Providence, RI

View larger version (149K): [in this window] [in a new window]   Fig 1. Coronal T1-weighted MR image after intravenous gadolinium-DTPA shows a homogeneously enhancing mass in the left buccal space (arrows).

View larger version (29K): [in this window] [in a new window]   Fig 2. A, Procedural photograph during the CT-guided cryoablation showing 2 cryoapplicators positioned within the left cheek mass. B, Axial CT image after the last freeze shows the extent of the ice ball (arrows) beyond the medial margin of the mass. Note central needle tract from cryoapplicator.

View larger version (127K): [in this window] [in a new window]   Fig 3. Fourteen-month follow-up coronal T1-weighted MR image after intravenous gadolinium-diethylene-triaminepentaacetic acid shows a small area of residual enhancement (arrows) along with central hypointensity representing coagulative necrosis.