Enumeration and Molecular Characterization of Circulating Tumour Cells in Women With Metastatic Breast Cancer
Time Perspective: Prospective
To determine whether numbers of circulating tumour cells in peripheral blood can give information of prognosis, and to evaluate if the numbers of circulating tumour cells can give information of the efficacy of given treatment
Blood samples will be taken before start of treatment, at month 1, month 3, month 4 and month 6.
Sweden: Regional Ethical Review Board