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Case 2. Chordoma in the nasopharyngeal region in a 38-year-old man. Compared with adjacent muscles, the tumor shows isointensity on T1-weighted images (A), homogeneous hyperintensity on T2-weighted images (B), and mild heterogeneous enhancement on postcontrast T1-weighted images (C), with clear margins with adjacent structures. The clivus is uninvolved and has a normal appearance.
