Imaging for early stage breast cancer

Devices for image-guided radiotherapy (IGRT) for APBI

IGRT : Frequent imaging in the treatment room in order to guide the dose delivery based on

immediate knowledge of the target location and changes in tumor volume during the treatment

EPID with orthogonal MV imaging (2D)

kV-MV orthogonal imaging (2D)

kV-CBCT (3D)

kV-helical CT (3D)

stereotactic X-ray (2D)

video-based surface imaging system

MRI (in integrated MR-linac)