Imaging for early stage breast cancer
Intra-Operative RT Techniques
Intrabeam First used in 1998 Light-weight (1.8 kg) X-ray source combined with a balanced floor stand X-ray source 10 cm long, 3.2 mm diameter Electrons are accelerated to desired energy and focused to strike a gold target Spherical applicator 1.5-5 cm The X-ray system produces low-energy photons: 30-50 kV Prescribed dose most often 20 Gy / 1 fr 1 mm from surface of applicator
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