Clinical data
breast cancer
THYROID, BREAST, BREAST CANCER
This study was conducted from June 2020 to April 2022 in the Department of Second Breast Surgery, Shengjing Hospital of China Medical University, and the Department of Thyroid and Breast Surgery, Zibo Central Hospital. The same group of doctors consecutively completed tracking and following up the breast cancer patients who underwent periareolar-incision breast-conserving surgery, combined with SMALND, or MALND. The screening was performed according to the inclusion and exclusion criteria for the patient groups, and a total of 126 cases met the inclusion conditions. They were randomly assigned to SMALND and MALND groups. Of them, 64 patients underwent SMALND while 62 had MALND. This study was approved by the ethics committee of Zibo central hospital [202004023]. All procedures performed in studies involving human participants were in accordance with the 1964 Helsinki Declaration and later versions. The patients signed an informed consent form for their data to be anonymously used for research purposes.