The purpose of this study is to evaluate the incidence rate of progression of disease, to describe the diagnostic and clinical management in patients with Metastatic Breast Cancer in the clinical practice in Bulgaria.

A Retrospective Cohort Study on Therapeutic Management of Metastatic Breast Cancer in Clinical Practice in Bulgaria

Inclusion Criteria:

• New diagnosis of breast cancer according to ICD-10 with confirmed metastasis
• Confirmed diagnosis between 1st July 2010 and 30th June 2011.
• Female patient managed for her disease at the same setting where final diagnosis of MBC was performed.

Exclusion Criteria:

• History of concurrent or other primary malignancies (except curatively resected non-melanoma skin cancer or in situ cervical cancer).

Patients newly diagnosed with breast cancer (according to ICD-10) with confirmed metastasis, regardless of being de novo diagnosed or progressed from a non-metastatic stage.