label: Botryoid-Type Embryonal Rhabdomyosarcoma
label_lc: botryoid-type embryonal rhabdomyosarcoma
description: "A morphologic variant of embryonal rhabdomyosarcoma arising from organs with a mucosal epithelial surface.  It is characterized by the formation of a cambium layer in the affected tissue and polypoid nodules within an abundant myxoid stroma."