title: Pericardial cyst simulating intracardiac mass.
mesh_terms: D003937:Diagnosis, Differential; D006331:Heart Diseases / Q000000981:diagnostic imaging*; D006333:Heart Failure / Q000150:complications; D006801:Humans; D008297:Male; D008476:Mediastinal Cyst / Q000150:complications / Q000000981:diagnostic imaging* / Q000473:pathology; D008482:Mediastinum / Q000473:pathology; D008875:Middle Aged; D014057:Tomography, X-Ray Computed