Fig. 3From: Protocol for the postoperative radiotherapy in N1 breast cancer patients (PORT-N1) trial, a prospective multicenter, randomized, controlled, non-inferiority trial of patients receiving breast-conserving surgery or mastectomyExample clinical target volumes for post-mastectomy radiotherapy. No post-mastectomy radiotherapy is permitted in the experimental group. Chest wall irradiation with or without regional lymph node irradiation is allowed in the control groupBack to article page