Neuroendoscopy is a minimally invasive surgical technique in which the tumor is removed through small holes in the skull or the mouth or nose by a neurosurgeon. Neurosurgeons can use neuroendoscopy to Access parts of the brain that are difficult to reach with conventional surgery.
An endoscope is a compact telescope-like instrument with a high-resolution video camera that allows the neurosurgeon to navigate and reach the tumor. Neurosurgeons use special devices attached to the endoscope to extract tumors or take a sample of them (biopsy).