APBI 2016

Comparison of MammoSite and Interstitial Brachytherapy, example DOUBLE TROUBLE Example based on V150 from Major et al, R&O 2006 MammoSite 5.1 Gy/f 51 Gy total 29.6cc EQD(2Gy) α/β 3 82.6 Gy total α/β 10 64.2 Gy total

Interstitial Brachytherapy 7.8 Gy/f

54.6 Gy total

16.5cc

EQD(2Gy) α/β 3

118 Gy total 81 Gy total

α/β 10

Thus, be carefull!

Offersen et al, review, R&O 2009