A 4-year-old girl is noted to have breast enlargement and vaginal bleeding. On physical examination, she is noted to have a 9-cm pelvic mass. Which of the following is the most likely etiology?

A 4-year-old girl is noted to have breast enlargement and vaginal blee

1.	A 4-year-old girl is noted to have breast enlargement and vaginal bleeding. On physical examination, she is noted to have a 9-cm pelvic mass. Which of the following is the most likely etiology?
A.	Cystic teratoma
B.	Dysgerminoma
C.	Endodermal sinus tumor
D.	Granulosa cell tumor
E.	Mucinous tumor
Answer» E. Mucinous tumor