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Initial recurrent sites according to WHO histology
| Initial recurrent sites | |||
|---|---|---|---|
| WHO histology | Nasopharynx (n = 12) | Lymph node (n = 3) | Distant metastasis (n = 12) |
| Type I n = 18 | 4 | 2 | 0 |
| Type II n = 32 | 4 | 1 | 6 |
| Type III n = 37 | 41 | 0 | 6 |
One case was maxillary sinus which was out of RT field.
