Breast cancer
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Undergo preoperative treatment; 2. Female patients aged 18-70 years; 3. Clinical T1 or T2 (tumor maximum diameter =5 cm); 4. Clinical cN0 and cN1 patients; 5. No clinical or imaging evidence of distant metastasis; 6. Planned subcutaneous nipple-areola-sparing mastectomy with implant placement under endoscopy; 7. BMI <40 kg/m^2; 8. Able and willing to sign informed consent.
Exclusion criteria
Exclusion criteria: 1.Tumor invasion of the skin, pectoral muscle, chest wall, or nipple-areolar complex (NAC); 2.Advanced tumor stage with high recurrence risk; 3.Special pathological types (e.g., inflammatory breast cancer, pregnancy- or lactation-associated breast cancer); 4.Scars below the nipple-areolar plane and a history of prior radiotherapy; 5.Preoperative comorbidity with severe diseases and poor general condition that contraindicates surgery; 6.Immunocompromise; 7.HbA1c > 7.5%; 8.Current participation in other clinical studies that may interfere with this trial.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Postoperative Aesthetic Outcomes; | — |
Secondary
| Measure | Time frame |
|---|---|
| Surgical Safety;Oncology Safety;Postoperative Complications;Perioperative Cost-Effectiveness; | — |
Countries
China
Contacts
Department of Breast and Thyroid Surgery, The First Affiliated Hospital of Army Medical University