Mixed modality treatment planning of accelerated partial breast irradiation: to improve complex dosimetry cases

Radiation Oncology

Table 2 Dosimetric comparison between the three techniques.

TECHNIQUE	Reference	Non-coplanar	Mixed modalities
Number of cases with a V_{mammary gland 50%} ≤50%	1/7	1/7	4/7
Mean V_{mammary gland 50%} (%) [min - max]	51.1% [22.4 - 63.4]	51.8% [23.1 - 59.5]	44.9% [13.4 - 56.9]
Median PTV coverage (V₉₅)	99.9	100	99.9
Mean PTV/WB ratio	21.4%

ISSN: 1748-717X