title: Extracranial bone metastases from intracranial meningiomas.
abstract: Distant bone metastases in cases of intracranial meningiomas are uncommon. Two patients with meningiomas showing malignant histological features are described, in both of whom bone metastases were observed many years after cranial surgery.
mesh_terms: D000328:Adult; D001859:Bone Neoplasms / Q000556:secondary*; D001921:Brain / Q000648:ultrastructure; D005260:Female; D005266:Femoral Neoplasms / Q000556:secondary / Q000648:ultrastructure; D005272:Femur Neck / Q000648:ultrastructure; D006801:Humans; D006811:Humerus / Q000648:ultrastructure; D008297:Male; D008577:Meningeal Neoplasms / Q000601:surgery* / Q000648:ultrastructure; D008579:Meningioma / Q000556:secondary* / Q000601:surgery* / Q000648:ultrastructure; D008875:Middle Aged; D009364:Neoplasm Recurrence, Local / Q000601:surgery