the following procedure was found to be particularly useful : - determination of the tumour coordinates and planning of the approach - approach by means of a stereotactically guided probe , if necessary biopsy - stereotactically guided introduction of the leading catheter - removal of the stereotactic frame and bedding of the patient - craniotomy and microsurgical resection of the tumour this surgical procedure may be performed in one or two separate sessions .
C0184661
procedure
C0543467
surgical procedure