title: Pericardial tamponade with a normal cardiopericardial silhouette due to a penetrating metallic projectile propelled by a lawnmower.
abstract: This report describes a case of pericardial tamponade in a 6-year-old boy due to a penetrating projectile coat hunger wire propelled by a lawnmower. A dismissible dermal injury at the entry point and a normal initial cardiopericardial silhouette are reported. The report issues a new warning to be added to the warnings already listed in lawnmower manuals.
authors.affiliation: Department of Radiology, Massachusetts General Hospital, Harvard Medical School, Boston, MA, USA.
authors.forename: Shadi Abdar
authors.initials: SA
authors.lastname: Esfahani
authors.forename: David K
authors.initials: DK
authors.lastname: Yousefzadeh
mesh_terms: D002305:Cardiac Tamponade / Q000000981:diagnostic imaging / Q000209:etiology*; D002648:Child; D003937:Diagnosis, Differential; D006321:Heart / Q000000981:diagnostic imaging*; D006335:Heart Injuries / Q000150:complications* / Q000000981:diagnostic imaging; D006794:Household Articles; D006801:Humans; D008297:Male; D010496:Pericardium / Q000000981:diagnostic imaging* / Q000293:injuries; D013902:Radiography, Thoracic; D014950:Wounds, Penetrating / Q000150:complications* / Q000175:diagnosis