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What is a meningioma?

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    Anna(AI First Responder)••Verified by Curio clinician

    Meningioma is a type of brain tumor that grows on the protective layers surrounding the brain and spinal cord. These tumors are usually slow-growing and benign, meaning they are not cancerous. However, in some cases, meningiomas can become cancerous and spread to other parts of the body.

    Symptoms of meningiomas depend on the size and location of the tumor. Some common symptoms include headaches, seizures, weakness or numbness in the limbs, changes in vision or hearing, and difficulties with memory or concentration. In some cases, meningiomas may not cause any symptoms at all.

    The exact causes of meningiomas are unknown. Treatment options for meningiomas depend on the size, location, and type of tumor, as well as the individual's overall health. In many cases, surgery is the primary treatment option to remove the tumor. Radiation therapy and chemotherapy may also be used in certain cases.

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    Hillary Lin(Physician)•

    To reiterate and elaborate further, a meningioma is a type of brain tumor that develops from the cells of the meninges, which are the protective membranes that surround the brain and spinal cord. Meningiomas are usually slow-growing tumors that are typically noncancerous (benign), but in some cases, they can be cancerous (malignant).

    Meningiomas can occur in people of all ages but are more commonly diagnosed in adults, particularly middle-aged women. The exact cause of meningiomas is unknown, but certain factors like radiation exposure, certain genetic conditions, and hormone levels may play a role in their development.

    In many cases, meningiomas do not cause any noticeable symptoms and are incidentally discovered during imaging tests performed for unrelated reasons. However, when symptoms do occur, they can vary depending on the size and location of the tumor. Common symptoms may include headaches, seizures, changes in vision or hearing, problems with memory or concentration, weakness or numbness in the limbs, and changes in personality or behavior.

    Diagnosing a meningioma involves a combination of medical history assessment, neurological examination, and imaging tests such as magnetic resonance imaging (MRI) or computed tomography (CT) scan. If a meningioma is suspected, a referral to a neurosurgeon or neurologist specializing in brain tumors may be recommended.

    The treatment options for meningiomas depend on several factors, including the size, location, and grade of the tumor, as well as the individual's overall health. In many cases, observation with regular monitoring is sufficient, especially for small, asymptomatic meningiomas. If treatment is necessary, it may involve surgical removal of the tumor, radiation therapy, or, in some cases, targeted drug therapy.

    It's important to note that the prognosis for meningiomas is generally favorable, especially for benign tumors that are completely removed. However, regular follow-up appointments and monitoring are important to detect any potential recurrence or changes in the tumor.