When to discharge patients following a neuronavigation-assisted brain biopsy for supratentorial lesion? A single-center experience

•The recommended hospital stay duration after a neuronavigation-assisted brain biopsy is not precisely defined.•Some patients might benefit from a shorter delay than the actual.•Any postoperative neurological deterioration justify a hospital-monitoring.•Some easily identifiable preoperative clinical criteria may help to plan the most appropriate postoperative hospital stay.•The postoperative hospital stay will be adapted according to the postoperative course.