Definition

A meningioma is a tumor of the protective lining (meninges) around the brain and spinal cord.

Meningioma Copyright © Nucleus Medical Media, Inc.

Causes

The exact cause is not known. Genes may play a role.

Risk Factors

Meningiomas are more common in women, older adults, and people who are Black.

Other things that may raise the risk are:

• Having a parent, sibling, or child with meningioma
• Having neurofibromatosis type 2 (NF2)
• Exposure to radiation

Symptoms

Some people may not have symptoms. Sometimes a tumor can press on the brain and spinal cord. Some common symptoms may be:

• Seizures
• Headaches
• Changes in behavior
• Changes in vision, smell, or hearing
• Problems speaking, writing, and understanding language
• Nausea or vomiting

There may also be other problems depending on where the tumor is located.

Diagnosis

The doctor will ask about your symptoms and health history. A physical exam will be done. A neurological exam will also be done.

Images may be taken to look for tumors. This can be done with:

• MRI scan
• CT scan
• Angiogram
• Octreotide scan

A biopsy of the tumor may be done to confirm the diagnosis.

Treatment

Treatment will depend on the size of the tumor and where it is. A person's age and overall health will also play a role.

People who do not have symptoms may only need to have the tumor watched for changes. Others may need:

Prevention

There are no current guidelines to lower the risk of this health problem.