title: Brain-stem anesthesia complicating retrobulbar block.
abstract: A previously well 68-year-old man became confused and cyanotic after retrobulbar block for eye surgery. The symptoms resolved within 10 minutes. The author discusses the differential diagnosis of brain-stem anesthesia and proposes recommendations to reduce the incidence of this potentially fatal complication.
authors.affiliation: Department of Anaesthesia, University of Alberta Hospitals, Edmonton.
authors.forename: D A
authors.initials: DA
authors.lastname: Mercereau
mesh_terms: D000368:Aged; D000772:Anesthesia, Local / Q000009:adverse effects*; D001933:Brain Stem / Q000187:drug effects*; D002387:Cataract Extraction; D003490:Cyanosis / Q000209:etiology*; D003937:Diagnosis, Differential; D006801:Humans; D008012:Lidocaine / Q000008:administration & dosage; D008297:Male; D009020:Morphine / Q000008:administration & dosage
chemical_list: D009020:Morphine; D008012:Lidocaine