Neoplastic Process
anaplastic ependymoma
Definitions related to anaplastic ependymoma:
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A rare, malignant type of ependymoma that most often arises in the supratentorial region of the brain of children and young adults and that manifests with variable symptoms including headaches, nausea, vision impairment, memory loss and difficulty walking.OrphaNetINSERM, 2021
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A WHO grade III malignant glioma of ependymal origin with accelerated growth and an unfavorable clinical outcome, particularly in children. It is characterized by high mitotic activity, often accompanied by microvascular proliferation and pseudo-palisading necrosis. (Adapted from WHO)NCI ThesaurusU.S. National Cancer Institute, 2021
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Anaplastic ependymoma is a type of ependymoma, which is a tumor that forms when cells in the central nervous system (including the brain and spinal cord) begin to multiply rapidly. An ependymoma is anaplastic if the cells grow very quickly and are significantly unusual in shape. Ependymomas can occur at any age. When ependymomas occur in...National Center for Advancing Translational Sciences
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