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Aorto-Atrial Fistula Case Report with Discussion on Gerbode Defect
Owen Alvine1, Joshua Mohs1, Samuel Jensen1,2
1University of South Dakota Sanford School of Medicine.
Summary
A rare aorto-atrial fistula, mimicking heart failure exacerbation, was diagnosed in a 62-year-old female. Surgical repair resolved the condition, highlighting the importance of considering rare cardiac anomalies.
Area of Science:
- Cardiology
- Cardiovascular Surgery
- Medical Case Reports
Background:
- Heart failure with preserved ejection fraction (HFpEF) can present with complex symptoms.
- Pleural effusions are a common manifestation of heart failure exacerbation.
- Diagnostic challenges arise when initial treatments for heart failure are ineffective.
Observation:
- A 62-year-old female with HFpEF presented with worsening heart failure and bilateral pleural effusions.
- Initial treatment with thoracentesis and diuretics did not resolve symptoms.
- Further investigation revealed an aorto-atrial fistula.
Findings:
- Transesophageal echocardiogram (TEE) identified an abnormal connection between the right atrium and aorta (aorto-atrial fistula).
- The aorto-atrial fistula was successfully repaired via surgical patching.
- The case report also discusses the Gerbode defect, an atrioventricular septal defect.
Implications:
- Aorto-atrial fistulas and Gerbode defects can present diagnostic challenges, particularly in patients with pre-existing cardiac conditions.
- These rare cardiac abnormalities have significant implications for patients undergoing anesthesia.
- Further research is crucial to improve the diagnosis and management of such anomalies to prevent adverse outcomes.
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