title: Functioning inferior vena cava filter caught in the act.
authors.affiliation: Department of Surgery, The Johns Hopkins Hospital, Baltimore, Md.
authors.forename: Katherine E
authors.initials: KE
authors.lastname: Poruk
authors.affiliation: Department of Vascular and Endovascular Surgery, The Johns Hopkins Bayview Medical Center, Baltimore, Md. Electronic address: treifsn1@jhmi.edu.
authors.forename: Thomas
authors.initials: T
authors.lastname: Reifsnyder
mesh_terms: D006801:Humans; D011655:Pulmonary Embolism / Q000517:prevention & control; D016306:Vena Cava Filters; D014682:Vena Cava, Inferior; D020246:Venous Thrombosis / Q000517:prevention & control