title: Spontaneous echo contrast in left atrial appendage during sinus rhythm.
authors.affiliation: Department of Medicine, Creighton University School of Medicine, Omaha, Nebraska 68731, USA.
authors.forename: M A
authors.initials: MA
authors.lastname: Siddiqui
authors.forename: M J
authors.initials: MJ
authors.lastname: Holmberg
authors.forename: I A
authors.initials: IA
authors.lastname: Khan
mesh_terms: D020517:Atrial Appendage / Q000000981:diagnostic imaging*; D017548:Echocardiography, Transesophageal; D006325:Heart Atria / Q000000981:diagnostic imaging; D006801:Humans; D008297:Male; D008875:Middle Aged