Clinical Research Directory

Inclusion Criteria: \*For all participants : * Adult woman capable of giving informed consent to research participation * Affiliation to the French social security system \>For Control cohort: * Woman participating in organised screening or benefiting from individual follow-up, eligible as such for a mammogram \>For Patient cohort: * woman with invasive breast cancer T0N1, T1N0-1, T2N0-1 (histologically proven) at inclusion and before any cancer treatment \>For Exploratory cohort: * woman carrying the BRCA1/2 mutation, followed according to standard recommendations or * woman carrying the BRCA1/2 mutation suffering from in situ BC discovered on biopsy and histologically confirmed Exclusion Criteria: * For all participants : * Refusal to participate * Reluctant or unable to comply with study requirements * Pregnant or breastfeeding woman * History of breast cancer * For Patient cohort \- Patients with Stage III/IV or Bilateral Breast Cancer * For Control cohort: * Invasive breast cancer suspected at mammography before liquid biopsy\* * Mammography classified ACR3 or ACR4 * For Exploratory cohort: * Concomitant breast cancer * At inclusion visit, woman for whom an invasive breast cancer will be suspected at mammography will be include in Patient cohort after an histological proof of cancer