Extramedullary plasmacytoma of the sphenoid sinus presenting with visual loss: A case report.

A rare case of sphenoid plasmacytoma in a 62-year-old woman who was presented with a frozen eye is reported. It was histopathologically confirmed based on transsphenoidal biopsy. Moreover, initial evaluation ruled out systemic dissemination of the disease and solitary plasmacytoma was diagnosed. Surgical removal of the tumor with complementary radiotherapy was performed as a treatment modality.