Many quantitative DCE-MRI based studies suggested it had utility in early monitoring radiotherapy and chemotherapy sensitivity in anti-tumor treatment. However, there are a few studies investigated whether it could been used for predicting IMRT effect and to what extend of its performance would be. This study enrolled 87 patients who received DCE-MRI one week before NAC and one week after IMRT treatment and suggested there were collaboration the kinetic parameters of quantitative DCE-MRI in early assessing IMRT treatments in NPC.
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