Figure 4. Nasopharyngeal carcinoma in a 52-year-old male just after radiation therapy, needle biopsy having shown no residual tumour. Transverse MR images of the nasopharynx. Mucosa of the left lateral wall shows a high intensity area (long arrow) on fast short time inversion recovery (FSTIR) images (a) and an enhanced area (short arrow) on fat suppression, contrast enhanced T₁ weighted (FSCE T1W) images (b).

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