[Evaluation of anatomic and prognostic stages of breast cancer according to the 8th edition of the TNM staging system - Retrospective analysis based on data from deceased patients once diagnosed with breast cancer].

Introduction: The 8th edition of the Tumor-Node-Metastasis (TNM) based staging of breast cancer introduces a prognostic stage influenced by biomarkers along the traditional T, N and M categories.

Aim: To retrospectively assess stage influencing prognostic variables; and the anatomic and prognostic stages on the basis of the overall survival (OS) of a cohort of deceased patients once diagnosed with breast cancer.

Method: We included patients with known causes of death certified at the Bács-Kiskun County Teaching Hospital and having a history of breast cancer diagnosed on a resection specimen at the same institution.