Extramedullary plasmacytoma of maxillary sinus in 10-year-old girl: A rare presentation

SummaryExtramedullary plasmacytomas are localized plasma cell neoplasms which arise within the soft tissues, by definition they cannot arise within bone. They represent less than 1% of all head and neck neoplasm. It commonly affect female in the sixth to seventh decade of life with no reported case presenting in first decade of life. The treatment of the condition is controversial with opinion split equally between surgery and radiotherapy. We present a case of extramedullary plasmacytoma of maxillary sinus in 10-year-old girl treated by excision of mass and post-operative radiotherapy.