teratoma

Struma ovarii

Struma ovarii is a type of teratoma, a noncancerous tumour in the ovary. The term teratoma is used to describe a tumour made up of germ cells – specialized cells in the ovary that have the potential to form many different types of tissue. While most teratomas contain a mixture of tissues, such as hair, …
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Mixed germ cell tumour of the testis

What is a mixed germ-cell tumour? A mixed germ-cell tumour is a type of testicular cancer made up of more than one type of germ-cell tumour. The types of germ cell tumours that may be found in a mixed germ cell tumour are seminoma, embryonal carcinoma, yolk sac tumour, teratoma, and choriocarcinoma. Mixed germ-cell tumours …
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Immature teratoma of the ovary

What is an immature teratoma? An immature teratoma is a type of ovarian cancer. It develops from specialized germ cells in the ovary. Because teratomas start from a type of cell that has the ability to turn into any other type of cell, teratomas may contain a variety of tissue types including skin, brain, intestine, …
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