ovarian tumour

Juvenile type granulosa cell tumour

A juvenile type granulosa cell tumour (GCT) is a rare and slow-growing type of ovarian cancer that typically develops in girls and women before 30 years of age. The tumour is composed of immature (primitive) appearing granulosa cells. Mature granulosa cells are normally found in the ovary where they produce the hormone estrogen and support …
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Fibrothecoma of the ovary

What is a fibrothecoma? A fibrothecoma is an uncommon and noncancerous type of ovarian tumour made up of thecal cells and fibroblastic spindle cells. It shares features with two other types of noncancerous ovarian tumours, thecomas and fibromas. Is a fibrothecoma benign or malignant? Fibrothecoma is a benign (noncancerous) type of ovarian tumour. What is …
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Thecoma of the ovary

What is a thecoma? A thecoma is an uncommon and noncancerous type of ovarian tumour. The tumour is made up of specialized thecal cells that are normally found in the ovary. Is a thecoma benign or malignant? Thecoma is a benign (noncancerous) type of ovarian tumour. What are the symptoms of a thecoma? The most …
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Borderline Brenner tumour

What is a borderline Brenner tumour? A borderline Brenner tumour is a rare non-cancerous type of ovarian tumour. The tumour starts from the cells normally found on the outside surface of the ovary. Most are believed to develop from a benign Brenner tumour. What are the symptoms of a borderline Brenner tumour? Most borderline Brenner …
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Sex cord-stromal tumour

What is a sex cord-stromal tumour? The term sex cord-stromal tumour (SCT) refers to a group of tumours that start from specialized sex cord or stromal cells normally found in the ovary. Types of ovarian tumours in this group include fibroma, thecoma, adult-type granulosa cell tumour, juvenile-type granulosa cell tumour, and Sertoli-Leydig cell tumour. Are …
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Adult type granulosa cell tumour

An adult type granulosa cell tumour (GCT), a rare and slow-growing ovarian cancer, originates from specialized granulosa cells in the ovary. Adult type GCTs belong to a category of ovarian tumours called sex-cord stromal tumours. Despite its name, this type of cancer can occur at any age although the majority of patients are perimenopausal. What …
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Mitotically active cellular fibroma of the ovary

What is a mitotically active cellular fibroma? A mitotically active cellular fibroma is a non-cancerous type of ovarian tumour. It develops from the stromal cells normally found inside the ovary. These tumours can range in size from less than 1.0 cm to over 20 cm.  It is called a ‘mitotically active cellular’ fibroma because the …
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Cellular fibroma of the ovary

What is a cellular fibroma? A cellular fibroma is a non-cancerous type of ovarian tumour. It develops from the stromal cells normally found inside the ovary. These tumours can range in size from less than 1.0 cm to over 20 cm. It is called a ‘cellular’ fibroma because the density of tumour cells (the number …
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Ovarian fibroma

What is an ovarian fibroma? Ovarian fibroma is a non-cancerous type of ovarian tumour. It develops from the stromal cells normally found inside the ovary. These tumours can range in size from less than 1.0 cm to over 20 cm. What are the symptoms of an ovarian fibroma? Most ovarian fibromas do not cause any …
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Mucinous cystadenofibroma of the ovary

What is mucinous cystadenofibroma? A mucinous cystadenofibroma is a non-cancerous type of ovarian tumour.  While these tumours are non-cancerous, they can grow to be very large in size and can cause significant symptoms for many patients. How do pathologists make this diagnosis? For most women, the diagnosis of mucinous cystadenofibroma is only made when the …
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