endodermal sinus tumor

endodermal sinus tumor definition - medical

endodermal sinus tumor

noun
A malignant neoplasm occurring in the gonads, in sacrococcygeal teratomas, and in the mediastinum and producing alpha-fetoprotein. Also called yolk-sac tumor.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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