NCIt related terms : Childhood Sarcoma Botryoides; Botryoid-Type Embryonal Rhabdomyosarcoma;
NCIt definition : A morphologic variant of embryonal rhabdomyosarcoma occurring in children. The tumor
arises 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.;
Alternative definition : NICHD: A histologic subtype of embryonal rhabdomyosarcoma that arises under the morphologic
surface of body orifices such as the vagina, bladder, nasopharynx, and biliary tract.;