title: Worth a second look. A 49-year-old woman with progressive dyspnea.
authors.affiliation: 1 Cardiovascular Division, Department of Medicine, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts; and.
authors.forename: Arman
authors.identifier: http://orcid.org/0000-0003-0607-1240
authors.initials: A
authors.lastname: Qamar
authors.affiliation: 2 Department of Medicine, Hospital of the University of Pennsylvania, Perelman School of Medicine at the University of Pennsylvania, and.
authors.forename: Hasan K
authors.initials: HK
authors.lastname: Siddiqi
authors.affiliation: 3 Pulmonary, Allergy, and Critical Care Division, Department of Medicine, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania.
authors.forename: Milton D
authors.initials: MD
authors.lastname: Rossman
mesh_terms: D003951:Diagnostic Errors; D018450:Disease Progression; D004417:Dyspnea / Q000175:diagnosis*; D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000175:diagnosis*; D018810:Magnetic Resonance Angiography; D008875:Middle Aged; D011651:Pulmonary Artery / Q000473:pathology*; D012509:Sarcoma / Q000175:diagnosis* / Q000473:pathology; D014057:Tomography, X-Ray Computed