Brain Tumour Surgery

Brain tumour surgery removes or samples tumour tissue while protecting important brain functions as far as possible.

Before surgery, imaging and neurological checks help the team map the tumour and establish a baseline. During the operation, the surgeon may use navigation, an operating microscope, monitoring, or tissue analysis while you are still in theatre. Some operations remove a visible mass; others take a biopsy when removal would endanger essential brain tissue. A neurosurgeon, anaesthetist and specialist nursing team plan your care together.

Temporary tiredness, headache, scalp discomfort, nausea, swelling and changes in concentration can occur after surgery. Depending on the area treated, there may be weakness, speech difficulty, vision change, seizures or altered balance. Serious warning signs include a seizure, worsening confusion, new weakness, severe headache, repeated vomiting, fever, wound leakage or increasing drowsiness; seek urgent medical help if these occur. Your team gives personalised instructions because risk depends on the tumour and operation.

Outcome is shaped by tumour type, grade, location, molecular features and how much can be removed safely. Surgery can provide a definite tissue diagnosis and may reduce pressure, but it may be only one part of care. Pathology results guide decisions about radiotherapy, medicines or monitoring. Follow-up scans and neurological reviews show how the brain is healing and whether additional treatment is needed; no operation can promise the same result for every person.

The goal is safe, useful treatment rather than removal at any cost. A biopsy may be the most appropriate operation when a tumour is deep or close to critical structures. Rehabilitation can support speech, movement, thinking or daily activities after surgery.

Surgery may be considered for a suspected or confirmed brain tumour when tissue is needed, the tumour can be reached safely, symptoms result from pressure, or removal may help control the disease. It is used across conditions such as a [Brain Tumour](/conditions/brain-tumour/), [Glioma](/conditions/glioma/), [Meningioma](/conditions/meningioma/) or [Pituitary Tumour](/conditions/pituitary-tumour/). A multidisciplinary team weighs scan findings, symptoms, general health and your goals.

You meet the surgical team, review medicines and complete anaesthetic checks. On the day, the scalp is prepared and you receive anaesthesia; selected procedures use an awake phase for speech or movement mapping. The surgeon reaches the tumour, removes or samples tissue, controls bleeding and closes the wound. You are observed closely afterward, often with neurological checks and follow-up imaging. The laboratory report is discussed when available.

Hospital observation lasts from a short stay to longer depending on the operation and your recovery. Early activity is increased gradually, while fatigue and concentration changes may continue at home. Keep the wound clean as instructed and avoid driving, heavy lifting or work until your team confirms they are appropriate. Follow-up can include wound review, scan results, rehabilitation and a treatment plan based on pathology.

Possible risks include bleeding, infection, seizures, blood clots, swelling, anaesthetic reactions and injury to nearby brain tissue. A change in speech, movement, sensation, vision, memory or hormone control may be temporary or lasting. Ask which function is near the planned route, how it will be monitored and what rehabilitation would be available.

Depending on the diagnosis, options may include active monitoring, biopsy without wider removal, medicines, radiotherapy or [Stereotactic Radiosurgery](/treatments/radiation-oncology/stereotactic-radiosurgery/). Some people need combined treatment. [Acoustic Neuroma](/conditions/acoustic-neuroma/), [Brain Metastases](/conditions/brain-metastases/) and [Glioblastoma](/conditions/glioblastoma/) can require different plans, so the name and biology of the tumour matter.

Look for a neurosurgical service with experience in your tumour type and access to neuro-radiology, pathology, intensive care and rehabilitation. Bring scan reports, a medicine list and questions about the intended goal, alternatives, hospital stay and follow-up. A second opinion can help when the operation is complex or the recommended extent of removal is uncertain.