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A malignant tumor of the testes composed of large, uniform cells with clear cytoplasm.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.



a tumor of the sexual glands that is usually malignant. Primarily occurring in young men, seminoma affects the testis. Cryptorchidism predisposes an individual to the development of this type of tumor, which metastasizes predominantly along the lymphatics. Seminoma is treated surgically, medicinally, and through radiotherapy.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.
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