A meningioma is a tumor that arises from the meninges — the membranes that surround your brain and spinal cord.
Craniotomy for Tumor
This procedure, performed under general anesthesia, creates an opening through the skull for brain tumor removal. The surgery usually requires between two to five hours to complete. The length of surgery depends on the type and size of the tumor.
In this surgical procedure, the physician takes a small sample of tissue from the brain through a hole in the skull. Stereotactic biopsy is commonly used to take a sample from a tumor. The procedure is usually performed under local anesthesia and requires at least an overnight hospital stay.