Supermicrosurgical Lymphaticovenous Anastomosis for Prevention of Upper Limb Lymphedema

Exclusion Criteria

• •1. Currently participating in other clinical trials that, in the investigator's judgment, may affect upper limb lymphatic drainage.
• •2. No definitive indication for axillary lymph node dissection or adjuvant radiotherapy after neoadjuvant therapy.
• •3. Pregnant or lactating women.
• •4. Patients undergoing concurrent autologous tissue flap breast reconstruction or chest wall repair.
• •5. Upper limb deformities, prior upper limb trauma, or surgical history that, in the investigator's assessment, may compromise lymphatic drainage.
• •6. Pre-existing upper limb lymphedema at baseline.