Sex cord-stromal tumours

Sex cord-stromal tumours (abbreviated SCSTs) are a group of tumours found in the testis and ovary that arise from the cells that support the germ cells.

Sex cord tumour with annular tubules (SCTAT), a type of sex cord stromal tumour. H&E stain.

They are typically benign, but may be malignant.

Some tumours classically found in the testis are also found in the ovary.

Testicular

• Leydig cell tumour.
• Sertoli cell tumour.

Ovarian

• Granulosa cell tumour.
  • Adult granulosa cell tumour.
  • Juvenile granulosa cell tumour.
• Sertoli-Leydig cell tumour.
• Sex cord tumour with annular tubules (SCTAT).

Arise from gonadal stroma:

• Ovarian fibroma.
• Thecoma.
• Unclassified gonadal stromal tumour.

See also

• Germ cell tumours.
• Ovarian tumours.
• Testis.
• Uterine tumour resembling an ovarian sex cord stromal tumour.