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Validation of QUANTEC guidelines for
disphagia
•
Anderson NJ
et al,
Acta Oncologica 2014
•
76 pts, advanced squamous cell ca,
•
QUANTEC larynx recommendations:
V50< 27 Gy, D mean < 44 Gy
•
Acute disphagia toxicity, weekly measurements, prospectively
scoring
•
Only V50<27 Gy, Dmean>40 Gy, Dmax<66Gy predicted for
grade 3 disphagia – no clinical risk factors significantly
predicted for gr. 3 disphagia
•
Usefulness of QUANTEC criteria in predicting acute toxicity