Stereotactic Biopsy A stereotactic biopsy is a surgical procedure where a thin needle is inserted into the brain to extract a small piece of tissue to examine under a microscope. Methods Frame based: Generally done as a day care procedure, under local anaesthesia. Frameless: Utilises Neuronavigation principle, needs general anaesthesia Indications Small lesions Deep seated lesions Multiple lesions Patients in whom surgery can be of high risk
Stereotactic Biopsy