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Insights into Imaging
Fig. 19 | Insights into Imaging

Fig. 19

From: Imaging of cranial nerves: a pictorial overview

Fig. 19

Perineural spread of tumor. Patient with squamous carcinoma of the retromolar trigone. CT sagittal images at 0 (a), 6 (b), and 12 (c) months follow-up. Note the progressive infiltration (arrows) of the pterygopalatine fossa (asterisks) with obliteration of the normal fatty tissue. In (c), it is evident the invasion of Meckel’s cave (empty arrow)

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