title: Precise preoperative localization of intracranial mass lesions.
abstract: A simple technique for planning the surgical approach to intracranial mass lesions is described. This is done by marking the "shadow" of the mass directly onto the scalp of the patient when the computerized tomographic scan is performed.
mesh_terms: D001932:Brain Neoplasms / Q000000981:diagnostic imaging / Q000601:surgery*; D006801:Humans; D008751:Methylene Blue; D011300:Preoperative Care / Q000379:methods*; D012535:Scalp / Q000601:surgery; D013524:Surgical Flaps; D013653:Tattooing; D014057:Tomography, X-Ray Computed
chemical_list: D008751:Methylene Blue