title: An elderly woman that presents with absent vital signs.
authors.affiliation: From the Division of Critical, Western University, London. Electronic address: robert.arntfield@gmail.com.
authors.forename: Robert T
authors.initials: RT
authors.lastname: Arntfield
authors.affiliation: Division of Critical Care, University of Ottawa, Ottawa, ON, Canada.
authors.forename: Scott J
authors.initials: SJ
authors.lastname: Millington
authors.affiliation: From the Division of Critical, Western University, London.
authors.forename: Edwin
authors.initials: E
authors.lastname: Wu
mesh_terms: D000368:Aged; D016757:Death, Sudden, Cardiac / Q000209:etiology*; D003937:Diagnosis, Differential; D015150:Echocardiography, Doppler / Q000379:methods*; D017548:Echocardiography, Transesophageal / Q000379:methods*; D005260:Female; D006801:Humans; D011655:Pulmonary Embolism / Q000150:complications* / Q000000981:diagnostic imaging / Q000628:therapy; D012151:Resuscitation / Q000379:methods