Benign metastasising meningioma

Benign metastasising meningiomas are a rare occurrence, encountered as a complication of a tiny fraction of all meningiomas diagnosed. It refers to spread of the tumour via metastases to distant sites, analogous to benign metastasising leiomyoma from uterine fibroids

Epidemiology

The incidence of benign metastasising meningiomas is less than 0.1% of meningiomas 2.

Clinical presentation

Presentation is very nonspecific with metastases reported widely throughout the body 1

  • pulmonary (60%)
  • abdomen (34%) (mostly liver)
  • cervical lymph nodes (18%)
  • long bones, pelvis , skull (11%)
  • pleura (9%)
  • vertebra (7%)
  • central nervous system (7%)
  • mediastinum (5%)
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Article information

rID: 47458
Synonyms or Alternate Spellings:
  • Benign metastasizing meningiomas
  • Benign metastasizing meningioma
  • Benign metastasising meningiomas

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