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(arrhenoblastoma) n. a rare tumour of the ovary, composed of Sertoli cells, Leydig cells, or both. It can produce male or female hormones and may give rise to masculinization; in children it may cause precocious puberty. Up to 30% of these tumours are malignant, but probably as many as 85% of all cases are cured by surgery alone.

Subjects: Medicine and Health.

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