- No clinical evidence of local recurrence or distant metastases. Complete staging work-up: All patients must have breast ultrasound, chest X-ray, ultrasound or CT scan of the liver within 3 months prior to registration, as well as (bilateral) mammography or breast MRI and bone scan within 8 months prior to registration. In case of a positive bone scan, bone X-ray is mandatory. Other tests may be performed as clinically indicated;