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Clinical and echocardiographic aspects of double-outlet left atrium
Nilda Espinola-Zavaleta1, Jesús Vargas-Barrón, Gunther Hernández-Morales
1Instituto Nacional de Cardiología Ignacio Chávez, Mexico City, Mexico.
Insights
Double outlet left atrium, a rare heart defect, involves two atrioventricular valves. This study details three cases diagnosed using advanced echocardiography techniques.
Area of Science:
- Cardiology
- Congenital Heart Disease
- Cardiac Imaging
Background:
- Double outlet left atrium (DOLA) is an exceptionally rare congenital heart malformation.
- Understanding DOLA's complex anatomy is crucial for accurate diagnosis and management.
Observation:
- This report details three pediatric cases diagnosed with DOLA.
- All cases presented with two atrioventricular valves, adding complexity to the atrial malformation.
Findings:
- Transthoracic echocardiography (TTE) and transesophageal echocardiography (TEE) were instrumental in diagnosing DOLA.
- Echocardiography successfully visualized the unique anatomical features of DOLA, including the double outlet and dual atrioventricular valves.
Implications:
- Accurate echocardiographic diagnosis is vital for appropriate surgical or medical management of DOLA.
- Further research into DOLA may improve understanding and treatment strategies for rare congenital heart defects.
Abstract:
Double outlet left atrium is a very rare complex atrial malformation. We present 3 cases of double outlet left atrium with 2 atrioventricular valves diagnosed by transthoracic and transesophageal echocardiography.