Introduction: Breast cancer is one of the leading causes of death among women worldwide and screening can improve its management in our context.

Materials and Method: This is a retrospective longitudinal study with analytical purposes carried out from October 1, 2022 to December 30, 2024 (27 months) in the gynecology department of the Owendo University Hospital. It concerned all patients who had consulted for the screening of gynaecological and breast cancers. The department's records were used as the source of the data.

Results: During the study period, 847 patients were screened, among them, 173 had suspicious breast lesions, i.e. 20.4%. The mean age of the patients was 35.1 ± 13.4 years with extremes from 14 to 68 years, 61.9% were destitute, 45.7% had a secondary education, 40% were alcoholics, and 12.1% had a family history of breast cancer. At the end of the examination, 8 biopsies were indicated (4.6%) and 7 (87.5%) were performed. Fibroadenomas (5 cases) and invasive carcinoma (1 case) were found.

Conclusion: Mass screening for breast cancer allows for early diagnosis and appropriate management.