title: Sudden hypotension in a medical patient.
authors.affiliation: Department of Critical Care Medicine, The Ottawa Hospital/University of Ottawa, Ottawa. Electronic address: smillington@toh.on.ca.
authors.forename: Scott J
authors.initials: SJ
authors.lastname: Millington
authors.affiliation: Division of Critical Care Medicine, University of Western Ontario, London, ON, Canada.
authors.forename: Robert T
authors.initials: RT
authors.lastname: Arntfield
mesh_terms: D000369:Aged, 80 and over; D002305:Cardiac Tamponade / Q000150:complications* / Q000000981:diagnostic imaging* / Q000601:surgery; D004452:Echocardiography; D004562:Electrocardiography; D005260:Female; D006801:Humans; D007022:Hypotension / Q000209:etiology*; D019095:Point-of-Care Systems; D016896:Treatment Outcome