Patient Reported Outcomes After Oncoplastic Breast Conserving Surgery

The goal of this study is to assess patient satisfaction after oncoplastic breast conserving surgery. With the help of a breast-questionnaire the patient satisfaction will be assessed before the surgery and 4 weeks, 6 months and 1 year after the operation. The main question it aims to answer are: Does breast conserving surgery improve quality of life. type of study: cohort study, observational OCBS = oncoplastic breast conserving surgery BCT = breast conserving therapy DCIS = ductal carcinoma in situ participant population/health conditions * Patients with newly diagnosed breast cancer, that can be treated breast conserving * the participants have to be at least 18 years old Participants will fill out a questionnaire pre surgery, 4 weeks, 6 months and 1 year after the surgery. The individual questionnaires will be compared.