Meningioma metastatic to the lung.

  title={Meningioma metastatic to the lung.},
  author={Ashish Adlakha and K. R. Koteeswa Rao and H L Adlakha and Arie Perry and Thomas B. Crotty and Bernd Walter Scheithauer and Jay H Ryu},
  journal={Mayo Clinic proceedings},
  volume={74 11},
Meningiomas constitute 15% to 18% of all primary intracranial and intraspinal tumors. Distant extracranial metastases are reported to occur in fewer than 1 in 1000 cases. Of 1992 primary intracranial meningiomas seen at Mayo Clinic Rochester from 1972 through 1994, we identified 3 (0.15%) with documented extracranial metastasis. A review of the literature suggests that previous craniotomy, venous sinus invasion, local recurrences, histological malignancy, and papillary morphology may be risk… CONTINUE READING