title: Unusual cause of intraoperative hypertension and tachycardia.
mesh_terms: D000758:Anesthesia; D001932:Brain Neoplasms / Q000601:surgery; D003399:Craniotomy; D004340:Drug Contamination; D004349:Drug Packaging; D004837:Epinephrine / Q000009:adverse effects*; D005910:Glioma / Q000601:surgery; D006801:Humans; D006973:Hypertension / Q000209:etiology*; D007431:Intraoperative Complications / Q000209:etiology*; D008297:Male; D008875:Middle Aged; D013610:Tachycardia / Q000209:etiology*; D014662:Vasoconstrictor Agents / Q000009:adverse effects*
chemical_list: D014662:Vasoconstrictor Agents; D004837:Epinephrine