Giant malignant fibrous histiocytoma of the testis

Özet

We present a case of malignant fibrous histiocytoma of the testis in a 59 year- old male who admitted toour hospital with left testicular painless mass presenting for two months. A scrotal ultrasound examinationand magnetic resonance imaging revealed a 9 cm left testicular solid mass. Serum tumor markerswere unremarkable. The patient underwent left radical orchiectomy. Histopathologic diagnosis was giantcell variant of malignant fibrous histiocytoma which composed of varying amounts of a mixture ofspindled, rounded and osteoclastic type giant cells. Hemorrhagic and necrotic areas were seen betweentumor nodules. In immunohystochemical staining, vimentin, CD68 were positive and SMA was focallypositive. The patient then received adjuvant chemoterapy and currently, he has no sign of recurrence.Keywords: Giant cell; malignant fibrous histiocytoma; testicular tumor; testis