Breast Cancer Profile Analysis in the Health Regions of a Southern Brazilian State from 2013 to 2021

Background: The present study aimed to identify the profile of breast cancer in Santa Catarina from 2013 to 2021. Aims: The main objective was to profile breast cancer in Santa Catarina from 2013 to 2021, focusing on prevalence by age group, analyzing temporal trends in mortality across macro-regions, and comparing mortality rates by age in different state regions. Methods: The study utilized a mixed ecological approach in Santa Catarina, analyzing public records from the Panel Oncologia on Tabnet at the Department of Informatics of DATASUS. It focused on women over 18 years old diagnosed with breast cancer in SC from 2013 to 2021, including age at diagnosis, mortality rates, treatment options, and diagnosis by health region, totaling 73,487 cases. Results: Health data from 16 regions in Santa Catarina showed an increase in breast cancer diagnoses, treatments, and mortality. Several areas, including Alto Vale do Rio do Peixe, saw significant rises in diagnoses and treatments, with a mortality trend among young women. Conclusion: The analysis of breast cancer in SC shows increased diagnoses and treatments, with Alto Vale do Rio do Peixe experiencing rising mortality. There is a significant rise in diagnoses among young women, highlighting the need for targeted screening for this demographic.