Clinical course of longer than five years after definitive radiotherapy for nasopharyngeal carcinoma

ConclusionLate recurrences, severe late toxicities, and second primary cancers were observed  >  5 years after IMRT. A long-term follow-up of >  5 years is needed in patients with NPC.
Source: International Journal of Clinical Oncology - Category: Cancer & Oncology Source Type: research