Some brain cancer patients are treated with stereotactic radiosurgery, which may include use of a Gamma Knife, but this is not a surgery in the common understanding of the term, and the “knife” is not actually a knife.
The procedure is most commonly used on patients with a blood clot in a brain artery, a cerebral aneurysm (a weakened and bulging area in an artery wall) or a ruptured aneurysm that causes bleeding into the brain. The surgeon guides surgical instruments such as a catheter or thin metal wires through a large blood vessel in the patient’s groin to reach the brain vessels, using contrast dye to identify the problematic blood vessel without opening up the skull. Thrombectomy and cerebral aneurysm repair.This removal creates more space for the cerebellum and relieves pressure on the spinal cord. For example, to treat a Chiari malformation, the surgeon makes an incision at the back of the patient’s head to remove a small portion of the bone at the bottom of the skull. This treatment involves parts of the brain called the cerebellum and brainstem. It involves threading the endoscope through the nose to remove brain tumors and lesions near the pituitary gland, just behind the bridge of the nose. Endoscopic transsphenoidal surgery (also called endoscopic pituitary surgery) is one type of neuroendoscopy. The endoscope has a light and camera on the end, and the surgery is performed with tools placed through the endoscope. This minimally invasive technique involves threading a thin tube called an endoscope through the mouth, nose, or small incisions in the skull to access or remove brain tissue. DBS is most commonly used for movement disorders like Parkinson’s disease.
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A battery-operated medical device called an implantable pulse generator is implanted to deliver electrical stimulation to specific areas in the brain. The surgeon makes an incision in the skull or inserts a needle to remove brain cells or tissue for examination by a pathologist. Biopsies are typically done after imaging has detected a potential abnormality. The piece of the skull is put back in place after surgery.
A piece of the skull is removed to give doctors access to the brain to remove a brain tumor, abnormal tissue, blood, or blood clots relieve pressure after an injury or stroke repair a brain aneurysm or skull fractures or treat other brain conditions. Some of the explanations below are derived from information obtained from the National Cancer Institute. These are some of the most common operations involving the brain or areas around it. In some cases, this anesthesiologist will be a neuroanesthesiologist who has received advanced clinical training in anesthesia for brain and spinal surgeries. It is performed by a neurosurgeon and involves an anesthesiologist with extensive knowledge of the types of anesthesia, monitoring, and post-operative care required for these sensitive operations. Brain surgery is used to treat a variety of conditions, such as tumors, blood clots, aneurysms, epilepsy, and Parkinson’s disease.
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