Prospective Evaluation of Severe Skin Toxicity and Pain During Postmastectomy Radiation Therapy

Purpose To prospectively capture acute toxicities and pain associated with postmastectomy radiation therapy (PMRT), to analyze patient and treatment risk factors for severe side effects. Methods and Materials Women referred for PMRT were prospectively enrolled and assessed weekly during and after radiation therapy. The endpoint included severe National Cancer Institute Common Terminology Criteria for Adverse Effects grade 3 moist desquamation, other skin symptoms, and pain. Results Of 257 patients, 73 (28.4%) experienced extensive moist desquamation, 84 (32.7%) Common Terminology Criteria for Adverse Effects skin toxicity grade 3, and 57 (22.2%) a pain impacting on daily life activities. Among symptoms only grade 3 moist desquamation was significantly associated with severe pain ( P