title: Endodermal sinus (yolk sac) tumor of the vulva in a pregnant female.
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D008649:Mesonephroma / Q000473:pathology*; D009364:Neoplasm Recurrence, Local; D011247:Pregnancy; D011248:Pregnancy Complications; D014846:Vulvar Neoplasms / Q000473:pathology*