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Left atrial appendage aneurysm: A case report

查看全文 作　　者：Dmitry Vladimirovich [1,2]Belov;Vladimir Ivanovich [2]Moskalev;Dmitry Victorovich [3]Garbuzenko;Nikolay Olegovich [4]Arefyev 高影响力作者 机构地区：[1]Department of Hospital Surgery,South Ural State Medical University,Chelyabinsk 454092,Russia;[2]Department of Hospital Surgery,Federal Center for Cardiovascular Surgery,Chelyabinsk 454033,Russia;[3]Department of Faculty Surgery,South Ural State Medical University,Chelyabinsk 454092,Russia;[4]Department of Pathological Anatomy and Forensic Medicine,South Ural State Medical University,Chelyabinsk 454092,Russia高影响力机构 出　　处：《World Journal of Clinical Cases》索引2020年第8卷第19期,共7页高影响力期刊 摘　　要：BACKGROUND An aneurysm of the left atrial appendage is one of the rare but potentially hazardous heart defects.The risk of lethal complications grows with its size.To date,about 150 cases of this defect have been described in the literature.We present a case of left atrial appendage aneurysm with the deformation of the mitral valve and the left main coronary and circumflex artery,which required mitral valve annuloplasty and bifurcation stenting.CASE SUMMARY A 58-year-old man presented to our hospital complaining of shortness of breath,general weakness,dizziness during physical exertion,and fatigue.Based on the results of echocardiography,an aneurysm of the left atrium was suspected.A free-breathing real-time cine magnetic resonance imaging with electrocardiograph synchronization confirmed the diagnosis of left atrial appendage aneurysm.The patient underwent an aneurysmectomy via a median sternotomy with cardiopulmonary bypass.Intraoperative transesophageal echocardiography revealed relative mitral insufficiency that was corrected with an annuloplasty ring.Intraoperative coronary angiogram showed impaired blood flow in the left main coronary and circumflex artery and 60%stenosis.For this reason,bifurcation stenting was performed.The patient had an uneventful postoperative clinical course and was discharged from the hospital on the 10th day in a satisfactory condition.CONCLUSION Left atrial appendage aneurysm is a rare and dangerous heart pathology that requires surgery to prevent related complications. 关 键 词：Atrial appendage ANEURYSM Mitral valve insufficiency Coronary stenosis Catheter ablation Case report
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