title: Challenge for emergency physicians.
authors.affiliation: Department of Emergency Medicine, Vienna General Hospital, Währinger Gürtel 18-20, 1090 Vienna, Austria. harald.herkner@akh-wien.ac.at
authors.forename: Harald
authors.initials: H
authors.lastname: Herkner
mesh_terms: D000784:Aortic Dissection / Q000150:complications / Q000175:diagnosis*; D001014:Aortic Aneurysm / Q000150:complications / Q000175:diagnosis*; D001291:Attitude of Health Personnel; D002637:Chest Pain / Q000209:etiology; D004630:Emergencies; D004636:Emergency Service, Hospital; D006801:Humans