Ovarian yolk sac tumor

Definition

A usually rapidly growing malignant germ cell tumor arising from the ovary. It usually occurs in children and adolescents. Signs and symptoms include abdominal pain and a large abdominal or pelvic mass. The serum alpha-fetoprotein is almost always elevated preoperatively. Morphologically, there is marked heterogeneity due to numerous patterns of differentiation coexisting in the same tumor. The most common pattern is reticular.

Also known as endodermal sinus neoplasm of ovary, endodermal sinus neoplasm of the ovary, endodermal sinus tumor of ovary, endodermal sinus tumor of the ovary, endodermal sinus tumour of the ovary, germ cell endodermal sinus neoplasm of ovary, germ cell endodermal sinus neoplasm of the ovary, germ cell endodermal sinus tumor of ovary, germ cell endodermal sinus tumor of the ovary, germ cell endodermal sinus tumour of ovary, germ cell endodermal sinus tumour of the ovary, ovarian endodermal sinus neoplasm, ovarian endodermal sinus tumor, ovarian germ cell endodermal sinus neoplasm, ovarian germ cell endodermal sinus tumor, ovarian germ cell endodermal sinus tumour, ovarian yolk Sac neoplasm, ovarian yolk sac tumor, ovary yolk sac tumor, ovary yolk sac tumour, yolk Sac neoplasm of ovary, yolk Sac neoplasm of the ovary, yolk Sac tumor of ovary, yolk Sac tumor of the ovary, yolk Sac tumour of ovary, yolk Sac tumour of the ovary — per MONDO

Also identified as

• DOID 5350 per MONDO
• NCIT C8107 per MONDO
• SCTID 254876005 per MONDO
• UMLS C0346188 per MONDO

Affected Organs