Secretory ependymoma of the filum terminale.
D003594:Cytoplasmic Granules / Q000378:metabolism; D004806:Ependymoma / Q000473:pathology*; D005260:Female; D006651:Histocytochemistry; D006652:Histological Techniques; D006801:Humans; D008854:Microscopy, Electron; D008875:Middle Aged; D009489:Neurosecretion; D013120:Spinal Cord Neoplasms / Q000473:pathology*; D013194:Staining and Labeling