peripheral primitive neuroectodermal tumors การใช้

• Malignant ectomesenchymoma ( MEM ) is a rare tumor of soft tissues or the CNS, which is composed of both neuroectodermal elements [ represented by ganglion cells and / or well-differentiated or poorly differentiated neuroblastic cells such as ganglioneuroma, ganglioneuroblastoma, neuroblastoma, peripheral primitive neuroectodermal tumors  PNET ] and one or more mesenchymal neoplastic elements, usually rhabdomyosarcoma.