Author: Glossary
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Lipoid cell tumor of the ovary
A masculinizing tumor of the ovary. It may be malignant.
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Islet cell tumor
A tumor of the islets of Langerhans of the pancreas.
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Homologous tumor
A tumor in which the tissue resembles that in which it is growing.
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Heterologous tumor
A tumor in which the tissue differs from that in which it is growing.
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Granulosa-theca cell tumor
An estrogen secreting tumor of the ovary made up of either granulosa or theca cells.
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Granulosa cell tumor
An estrin-secreting neoplasm of the granulosa cells of the ovary.
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Giant cell tumor of bone
A benign or malignant tumor of bone in which the cells are multinucleated and surrounded by cellular spindle cell stroma.
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Giant cell tumor
A malignant or benign bone tumor that probably arises from connective tissue of the bone marrow. Histologically, it contains a vascular reticulum of stromal cells and multinucleated giant cells. A tumor located on the jaw, also known as an epulis. A tumor that arises at the end of long bones, leading to the thinning of…
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Functioning tumor
A tumor, that is able to synthesize the same product as the normal tissues from which it arises, especially an endocrine or nonendocrine tumor that produces hormones.
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False tumor
An enlargement due to hemorrhage into tissue or extravasation of fluid into a space, rather than cancer.