Sahin, Derya AydinYildirim, Selman VefaOzkan, Murat2023-05-222023-05-2220180742-2822http://hdl.handle.net/11727/9092Congenital left atrial appendage aneurysm (LAAA) is a very rare condition and occurs as a result of congenital dysplasia of musculi pectinate. These patients may be asymptomatic and/or may present with dyspnea, and thromboembolic events. The most common complications are life-threatening thromboembolic events and supraventricular tachyarrhythmias. Transthoracic echocardiography plays a very important role in the diagnosis of LAAA. Herein, we present a rare case of giant congenital LAAA.enginfo:eu-repo/semantics/closedAccessechocardiographyleft atrial appendage aneurysmnewbornA Rare Giant Congenital Left Atrial Appendage Aneurysm in A 1-Day-Old NewbornEditorial3557577590004328267000262-s2.0-85047476886