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Table 1 Dose-volume objectives for Breast PTV Eval

From: Per-fraction positional and dosimetric performance of prone breast tangential radiotherapy on Halcyon™ linear accelerator assessed with daily rapid kilo-voltage cone beam computed tomography: a single-institution pilot study

Breast PTV Eval

DVH objective

Evaluator (%)

Variation acceptable

D95%

 ≥ 95

 ≥ 90%

V90%

 ≥ 99

 ≥ 98%

V105%

 ≤ 10

 ≤ 15%/ ≤ 200 cc to Breast tissue [12]

Dmax

 ≤ 107

 ≤ 110%