Diapositive 1

Invasive ca & margins

DCIS & margins

Multiple studies: extensive DCIS is only a RF when not completely excised

N = 1137

N = 306

N = 51

N = 478

N = 216

N = 111

EORTC 22881/10882 trial; various articles

Risk factors: after lumpect. + WBRT +/- boost