Comparing treatment outcomes of different chemotherapy sequences during intensity modulated radiotherapy for advanced N-stage nasopharyngeal carcinoma patients

Table 2 Patterns of failure in the 198 patients after treatment

Patterns of failure	IMRT alone	CCRT	NACT + CCRT	CCRT + AC
Recurrence
Primary recurrence	3	0	3	0
Nodal recurrence	1	2	0	0
Primary, nodal recurrence	1	1	1	1
Distant metastasis
Bone metastasis	3	9	3	0
Lung metastasis	0	2	6	0
Liver metastasis	2	6	3	0
Mediastinal metastasis	1	0	0	0
Mutiple metastasis	8	6	8	2
Distant metastasis, Primary and/or nodal recurrence	2	2	3	0

Abbreviation: IMRT alone: intensity-modulated radiotherapy alone; CCRT: concurrent chemoradiotherapy, NACT + CCRT: neoadjuvant chemotherapy and concurrent chemoradiotherapy; CCRT + AC: concurrent chemoradiotherapy and adjuvant chemotherapy.

ISSN: 1748-717X