Masticator space involvement

The aim of this study was to investigate the prognostic significance and various classifications for anatomic masticator space involvement (MSI) in patients with nasopharyngeal carcinoma (NPC). Methods: This study retrospectively analyzed 742 patients with untreated nondisseminated NPC who underwent magnetic resonance imaging (MRI) scan of the nasopharynx and neck.

13p vilisa271 22-09-2020 11 1   Download

Table 84-2 Definition of TNM–Nasopharynx Primary Tumor (T) Stage Grouping TX Cannot assessed be 0 Stage Tis N0 M0 T0 No evidence I Stage T1 N0 M0 Tis Carcinoma in situ IIA Stage T2a N0 M0 T1 Tumor confined IIB Stage T1 N1 M0 to the nasopharynx T2 Tumor extends to soft tissues T2 N1 M0 T2a extends to Tumor the T2a N1 M0 oropharynx and/or nasal cavity parapharyngeal extension w/o T2b Any tumor with extension parapharyngeal T2b N1 M0 T3 Tumor involves T2b N1 M0 bony structures and/or paranasal sinuses T4 Tumor intracranial with extens...

5p konheokonmummim 03-12-2010 78 4   Download