Fig. 1From: Retrospective dosimetry study of intensity-modulated radiation therapy for nasopharyngeal carcinoma: measurement-guided dose reconstruction and analysisExamples of two cases with clinically significant dose deviation, (a) Underdose of − 15.66% in V100% of the PTVnx, (b) Increase of 6.66% in D1cc of the spinal cordBack to article page