title: Extraordinary Cases in Inferior Vena Cava Filter Retrieval.
authors.affiliation: Department of Radiology, Feinberg School of Medicine, Northwestern University, Chicago, Illinois.
authors.forename: Kush R
authors.initials: KR
authors.lastname: Desai
authors.affiliation: Department of Radiology, Feinberg School of Medicine, Northwestern University, Chicago, Illinois.
authors.forename: Martin
authors.initials: M
authors.lastname: Errea
authors.affiliation: Department of Radiology, College of Medicine, University of Colorado, Aurora, Colorado.
authors.forename: Robert K
authors.initials: RK
authors.lastname: Ryu
authors.affiliation: Department of Radiology, Feinberg School of Medicine, Northwestern University, Chicago, Illinois.
authors.forename: Robert J
authors.initials: RJ
authors.lastname: Lewandowski