A stereotactic biopsy is a surgical procedure where a thin needle is inserted into the brain after a navigational protocol image and extract an abnormal suspicious lesion for osteopathology studies. Small piece of tissue to examine under a microscope.
Frame-based: Generally done as a daycare procedure, under local anaesthesia.
Frameless: Utilises Neuronavigation principle, needs general anaesthesia
Small and deep seated lesions
Lesions in high-risk anaesthesia cases or candidates