A group of highly cellular primitive round cell neoplasms which occur extracranially in soft tissue and bone and are derived from embryonal neural crest cells. These tumors occur primarily in children and adolescents and share a number of characteristics with EWING SARCOMA.

Descriptor ID	D018241
MeSH Number(s)	C04.557.465.625.600.590.650 C04.557.470.670.590.650 C04.557.580.625.600.590.650
Concept/Terms	Neuroectodermal Tumors, Primitive, Peripheral Neuroectodermal Tumors, Primitive, Peripheral Primitive Neuroectodermal Tumor, Extracranial (pPNET) Peripheral Primitive Neuroectodermal Tumors Peripheral Primitive Neuroectodermal Neoplasm Neuroectodermal Neoplasm, Peripheral Primitive Neuroectodermal Tumor, Peripheral Neuroectodermal Tumors, Peripheral Peripheral Neuroectodermal Tumor Peripheral Neuroectodermal Tumors Tumor, Peripheral Neuroectodermal Tumors, Peripheral Neuroectodermal Neuroectodermal Tumor, Peripheral Primitive Peripheral Primitive Neuroectodermal Tumors Extracranial Primitive Neuroectodermal Tumor Neuroepithelioma Neuroepithelioma Neuroepitheliomas Neuroepithelioma, Peripheral Neuroepithelioma, Peripheral

Below are MeSH descriptors whose meaning is more general than "Neuroectodermal Tumors, Primitive, Peripheral".

Below are MeSH descriptors whose meaning is related to "Neuroectodermal Tumors, Primitive, Peripheral".

Below are MeSH descriptors whose meaning is more specific than "Neuroectodermal Tumors, Primitive, Peripheral".