Undifferentiated Carcinoma of the Nasopharynx: Restaging After Surgery and Radiochemotherapy

Fig. 7.1

The MIP image documents the presence of lymph node metastases. There are not secondary lesions in any other organs or systems

Fig. 7.2

In correspondence with the lateral triangle of the neck, CT-PET shows multiple nodes bilaterally increased in size, some, measuring more than a centimeter, characterized by intense glucose metabolism

Fig. 7.3

CT-PET: presence of hypodense tissue in the left retropharyngeal region, with limited metabolism, therefore, to be attributed to post—actinic remodeling

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