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Surgical management of Libman-Sacks mitral valve endocarditis
Youssef Abouelela1, Philemon Gukop1, Steven Livesey1
1Department of Cardiac Surgery, St George's University Hospital NHS Foundation Trust, Blackshaw Road, Tooting, London, SW17 0QT, United Kingdom.
International Journal of Surgery Case Reports
|February 2, 2021
Summary
Libman-Sacks endocarditis, a complication of Systemic Lupus Erythematosus (SLE), can lead to severe mitral regurgitation. Mechanical valve replacement offers a durable solution for young patients with SLE and antiphospholipid syndrome, reducing re-intervention rates.
Area of Science:
- Cardiology
- Rheumatology
- Pathology
Background:
- Libman-Sacks endocarditis is a non-bacterial thrombotic endocarditis linked to Systemic Lupus Erythematosus (SLE).
- Patients with SLE and Antiphospholipid Syndrome (APS) are at increased risk for valvular complications.
Observation:
- A 32-year-old male with SLE and APS presented with symptoms of severe mitral regurgitation and a history of embolic stroke.
- Echocardiography revealed severe mitral regurgitation with mobile vegetations on the valve leaflets.
- Histology of the explanted valve showed inflammation and scarring, with no evidence of infection.
Findings:
- Mechanical mitral valve replacement was performed due to severe mitral regurgitation in a patient with SLE and APS.
- Histopathological examination confirmed Libman-Sacks endocarditis without infectious etiology.
- Mechanical valves are considered more durable in the inflammatory environment associated with SLE and APS.
Implications:
- Mechanical valve replacement is a viable option for young SLE patients with antiphospholipid syndrome experiencing valvular dysfunction.
- This approach may reduce the need for repeat interventions compared to bioprosthetic valves in this high-risk population.
- Understanding the pathophysiology of Libman-Sacks endocarditis is crucial for optimal management strategies.
Keywords:
Case reportLibman sacks endocarditisMechanical mitral valve replacementPreventionSystemic lupus erythematousValvular re-interventionMore Related Videos
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