Tumor Regression Following Radiotherapy for Primary Cutaneous Plasmacytoma in a Young Patient: A Case Report

Primary cutaneous plasmacytoma is a type of extramedullary plasmacytoma and is an extremely rare disease.No standard treatment regimen has been established for this condition; various treatments, including surgical excision, radiation therapy, and chemotherapy, have been employed previously.We report a case of a 15-year-old male who developed a nodule on the left nasal wing and was diagnosed with cutaneous plasmacytoma.He received electron beam irradiation at a dose of 60 Gy in 30 fractions, resulting in gradual regression of the lesion.