Yolk sac tumor
Synonyms: Endodermal sinus tumor
A rare germ cell tumor characterized by multiple patterns reflecting endodermal extraembryonal differentiation (secondary yolk sac and allantois) or endodermal somatic tissues (intestine liver and mesenchyme). The tumors most commonly occur in the second or third decade of life. They are typically located in the gonads occasionally also in other regions. Patients present with a pelvic mass and/or abdominal pain (females) or an often painless unilateral testicular mass (males). Elevated serum alpha fetoprotein is a common laboratory finding.
Data from Orphanet are used to provide information on a disease's name, synonym(s), and overview.
Orphadata: Free access data from Orphanet. © INSERM 1999. Available on http: //www.orphadata.org. Data version September 2023.
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Yolk sac tumor?
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