Most meningiomas have receptors that react to the hormone progesterone. Progesterone levels can rise when you're pregnant, which may cause a change in the tumor's size and lead to worsening symptoms.

A meningioma was discovered in a 76-year-old woman in 2016. Since the tumor was asymptomatic, benign, and not significantly space-occupying, the decision was taken to simply monitor the meningioma.

Optic nerve sheath meningiomas (ONMs) are rare tumors that arise from the protective sheath surrounding the optic nerve. These tumors can lead to significant visual impairment, making their ...

The amount instilled was not disclosed in the records, but the ventricular system was reported to be normal in size and configuration. Subsequent x-ray examinations of the skull disclosed multiple ...