title: Trapdoor Pneumopericardium.
authors.affiliation: Division of Cardiothoracic Surgery, Rhode Island Hospital, Alpert Medical School of Brown University, Providence, Rhode Island, USA. Electronic address: ndobrilovic@lifespan.org.
authors.forename: Nikola
authors.initials: N
authors.lastname: Dobrilovic
authors.affiliation: Division of Cardiothoracic Surgery, Rhode Island Hospital, Alpert Medical School of Brown University, Providence, Rhode Island, USA.
authors.forename: Arun K
authors.initials: AK
authors.lastname: Singh
mesh_terms: D000368:Aged; D001026:Coronary Artery Bypass / Q000379:methods; D019918:Heart Valve Prosthesis Implantation / Q000009:adverse effects* / Q000379:methods; D006801:Humans; D008297:Male; D011026:Pneumopericardium / Q000000981:diagnostic imaging* / Q000209:etiology / Q000503:physiopathology; D011183:Postoperative Complications / Q000000981:diagnostic imaging* / Q000503:physiopathology; D013902:Radiography, Thoracic; D056346:Sternotomy / Q000009:adverse effects*