title: [With or without? The dilemma with protection].
authors.affiliation: Department of Neurology, Centre Hospitalier de Luxembourg, Luxembourg-City, Luxembourg. annalukuehn@aol.com
authors.forename: A L
authors.initials: AL
authors.lastname: Kühn
authors.forename: I Q
authors.initials: IQ
authors.lastname: Grunwald
mesh_terms: D017130:Angioplasty; D001921:Brain / Q000098:blood supply*; D016893:Carotid Stenosis / Q000628:therapy*; D038524:Diffusion Magnetic Resonance Imaging; D057505:Embolic Protection Devices; D006801:Humans; D020766:Intracranial Embolism / Q000175:diagnosis / Q000209:etiology / Q000517:prevention & control*; D016032:Randomized Controlled Trials as Topic; D015607:Stents; D016896:Treatment Outcome; D017585:Ultrasonography, Doppler, Transcranial