U.S., July 2 -- ClinicalTrials.gov registry received information related to the study (NCT07677956) titled 'Safety of Breast-Conserving Surgery for Multifocal or Multicentric Breast Cancer' on June 22.
Brief Summary: The objective of this observational study is to evaluate the oncological safety of breast-conserving surgery combined with standard postoperative radiotherapy in adult female patients diagnosed with multifocal or multicentric breast cancer. The main questions it aims to answer are:
What is the local recurrence rate and the time distribution of local recurrence after breast-conserving therapy in patients with multifocal or multicentric breast cancer? What independent risk factors are associated with postoperative local recurre...