Presence of an ovarian tumour plus hormonal disturbances suggests a<unk> . However, hormonal disturbance is present in only two-thirds of cases. A conclusive diagnosis is made via histology, as part of a pathology report made during or after surgery. See also sex cord–gonadal stromal tumour. Image:Leydig cell tumour3.High magnification micrograph of a<unk>  cell tumour. H&E stain. Image: Sertoli cell tumour high mag.High magnification micrograph of a Sertoli cell tumour. H&E stain. Classification The tumour is subdivided into many different subtypes. The most typical is composed of tubules lined by Sertoli cells and interstitial clusters of<unk>  cells.
Sertoli–Leydig cell tumour
Granulosa cell tumour
Sertoli cell tumour
Sex cord–gonadal stromal tumour
Ovarian fibroma
Seminoma
Follicular cyst of ovary
Corpus luteum cyst