Feasibility Assessment of a Patients Follow-up Visit Receiving Trastuzumab Subcutaneous by Advanced Practice Nurse

Inclusion Criteria: * Patient care at the Cancer Institute Lucien Neuwirth * Patient aged over 18 years * Patient with breast cancer overexpressing HER2 adjuvant * Patient having finished their chemotherapy treatment with IV followed the oncologist day hospital * Patient under Trastzumab subcutaneously * Patient affiliated or entitled to a social security scheme (mandatory requirement for all studies) Exclusion Criteria: * Refusal to participate, most patient protected under guardianship. * Patient in inability to understand the course of the study * Patient with documented history of cognitive or psychiatric disorders. * Patients pregnant or lactating * Patients under guardianship or curatorship