Japan Breast Cancer Society Clinical Practice Guideline for Surgical Treatment of Breast Cancer

This is a clinical practice guideline for the surgical treatment of breast cancer. The guideline provides recommendations as they relate to breast-conserving therapy for ductal carcinoma in situ (DCIS), repeat lumpectomy after breast-conserving therapy, endoscopic surgery, breast reconstruction, and pharmacological therapy effective for postmastectomy pain syndrome (PMPS).