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Is Meningioma Surgery Risky?

Is Meningioma Surgery Risky?

20.05.2026 Prof. Dr. Ömür Günaldı
Table of Contents
  1. What Is Meningioma?
  2. Why Is Meningioma Surgery Performed?
  3. Is Meningioma Surgery Risky?
  4. What Are the Possible Risks of Meningioma Surgery?
  5. How Does the Location of the Meningioma Affect the Risk?
  6. How Many Hours Does Meningioma Surgery Take?
  7. Is Intensive Care Required After Meningioma Surgery?
  8. What Is the Success Rate of Meningioma Surgery?
  9. Recovery Process After Meningioma Surgery

Meningioma is one of the most common brain tumors in adults, originating from the membrane tissues surrounding the brain and spinal cord. One of the most frequently asked questions by patients diagnosed with meningioma and their relatives is, “Is meningioma surgery risky?” Although the idea of brain surgery can be worrying for many people, today, thanks to advanced surgical techniques, advanced imaging methods, and experienced surgeons, the success rates of meningioma surgeries have increased significantly.

As with every surgical procedure, there are some risks associated with meningioma surgery. However, the level of risk varies depending on the size of the tumor, its location, the patient’s age, and general health condition. Therefore, each patient should be evaluated individually. Prof. Dr. Ömür Günaldı, one of the experienced names in the field of brain and nerve surgery, states that meningioma surgeries are planned individually and that the risks are evaluated in detail before surgery.

What Is Meningioma?

Meningiomas develop not from the brain itself, but from the membrane tissues called meninges that surround the brain. Although most meningiomas are benign, as they grow, they may put pressure on the surrounding brain tissue.

  • Headache
  • Vision problems
  • Loss of balance
  • Seizures
  • Memory problems
  • Weakness in the arms and legs

Symptoms such as these may occur.

Does Meningioma Always Require Surgery?

No. Not every meningioma is operated on.

Some small tumors that do not cause symptoms can be monitored with regular MRI scans. However, surgical treatment may be considered for meningiomas that are growing or causing neurological complaints.

Why Is Meningioma Surgery Performed?

The main purpose of surgery is to remove the tumor and eliminate the pressure on the brain.

Tumor Growth

Surgery may be considered for meningiomas that show growth during MRI follow-ups.

Development of Neurological Symptoms

Surgical intervention may be necessary when symptoms such as vision loss, seizures, or loss of strength develop.

Development of Brain Edema

Edema around the tumor may lead to serious health problems.

Deterioration in Quality of Life

In the presence of symptoms that affect daily life, surgery may be an important treatment option.

Prof. Dr. Ömür Günaldı emphasizes that the decision for surgery should be made not only according to the size of the tumor but also according to the patient’s clinical condition.

Is Meningioma Surgery Risky?

The answer to this question varies from patient to patient.

In general, meningioma surgeries have high success rates when performed by experienced teams. However, the location of the tumor is one of the most important factors determining the level of risk.

  • Meningiomas close to the surface of the brain may be easier to remove.
  • Skull base meningiomas may require more complex operations.
  • The risk may be higher for tumors close to the brainstem.

Therefore, the risk profile of each surgery is different.

What Are the Possible Risks of Meningioma Surgery?

As with every brain surgery, some complications may occur in meningioma surgery.

Bleeding

Bleeding may occur during or after surgery.

Although it can be controlled in most cases, additional intervention may be required in some patients.

Infection

There is a risk of developing an infection after brain surgery.

This risk is quite low thanks to sterile operating room conditions and the use of antibiotics.

Brain Edema

Temporary brain edema may occur after surgery.

This condition can be controlled with medication.

Seizures

Some patients may experience seizures after surgery.

Therefore, preventive medication may be administered when necessary.

Neurological Deficits

Depending on the location of the tumor:

  • Loss of strength
  • Speech disorders
  • Vision problems
  • Balance problems

Complications such as these may occur.

However, these risks vary according to the location of the tumor.

How Does the Location of the Meningioma Affect the Risk?

The most important factor determining the risk level of surgery is the location of the tumor.

Skull Base Meningiomas

Meningiomas at the skull base may be close to:

  • The brainstem
  • Nerves
  • Major blood vessels

and therefore may require more complex surgery.

Parasagittal Meningiomas

Surgical planning is of great importance for these tumors, which are located close to venous structures.

Convexity Meningiomas

These tumors, which are located close to the surface of the brain, are generally easier to remove.

Prof. Dr. Ömür Günaldı states that detailed imaging examinations performed before surgery play an important role in reducing risks.

How Many Hours Does Meningioma Surgery Take?

The duration of surgery depends on many factors.

  • It lasts between 3 and 8 hours.
  • The duration may be longer for large tumors.
  • Longer operations may be required for skull base tumors.

The aim of surgery is to remove the tumor in the safest possible way.

Is Intensive Care Required After Meningioma Surgery?

Many patients are monitored in intensive care for a short period after surgery.

  • Brain functions are monitored.
  • Bleeding is checked.
  • Neurological evaluation is performed.

Most patients can be transferred to a regular hospital ward within a few days.

What Is the Success Rate of Meningioma Surgery?

The success rate depends on factors such as:

  • Type of tumor
  • Size
  • Location
  • Surgical experience

Successful outcomes are quite high in benign meningiomas.

Long-term control rates are also quite good in tumors that can be completely removed.

Prof. Dr. Ömür Günaldı states that modern surgical techniques and microscopic methods have significantly increased success rates.

Recovery Process After Meningioma Surgery

The majority of patients can gradually return to their daily lives after surgery.

Hospital Stay: Generally between 3 and 7 days.

Return to Work: Most patients can return to their normal activities within 4 to 8 weeks.

Follow-Up Process: Regular MRI scans are performed after surgery.

These follow-ups allow possible recurrences to be detected early.

Meningioma surgery is a treatment method with high success rates when performed by experienced teams. Although there are some risks such as bleeding, infection, or neurological complications, these risks have been significantly reduced today thanks to advanced surgical techniques. As also emphasized by Prof. Dr. Ömür Günaldı, the decision for surgery should be made individually, taking into consideration each patient’s tumor characteristics and general health condition. Early diagnosis, proper planning, and regular follow-up are among the most important factors that increase success in meningioma treatment.