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FIG 2. Axial MR images of a 70-year-old man, obtained 55 months after radical maxillectomy for squamous cell carcinoma in the left maxillary sinus.
A and B, Corresponding pre- (400/9/2) (A) and postcontrast fat-suppressed (B) T1-weighted images show persistent replacement of normal fat signal in the left PPF by soft-tissue thickening (asterisk) that is slightly hyperintense to muscle and enhances excessively (B).
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