Vaginal endodermal sinus tumor

Vaginal endodermal sinus tumor is a rare malignant tumor that occurs in the vagina of infants and young children, and most often occur in young children under 3 years old. The maximum age is reported to be 20 years old. Less than 25% of patients have lived for two years since onset. Endodermal sinus tumors can occur in the ovary, vulva, vagina, and cervix.