From: The feasibility of omitting irradiation to the contralateral lower neck in stage N1 nasopharyngeal carcinoma patients
Failure
Frequency
Percentile (%)
Local recurrence
1
1.9
Local & nodal recurrence
0
Nodal recurrence
In-field
Out-of-field
Local recurrence & distant metastasis
Distant metastasis
3
5.8
Lung
Liver
2
3.8
Deaths