A case of mitral valve tophus in a patient with severe gout tophaceous arthritis
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Published on: February 8, 2019
Atooshe Rohani1, Soheila Chamanian, Peiman Hosseinzade
1Cardiac Research Center, Emam Reza Hospital, School of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran.
Insights
Gout can affect heart valves, with a rare case showing a mitral valve tophus. Echocardiography revealed a hyperechoic mass, confirming gouty arthritis involvement of the cardiac valve.
Area of Science:
- Cardiology
- Rheumatology
- Pathology
Background:
- Cardiac valve tophi are rare, with limited case reports in medical literature.
- Gout, a form of inflammatory arthritis, typically affects joints but can have systemic manifestations.
Observation:
- This case report details a patient with severe tophaceous gout arthritis.
- Echocardiography identified a hyperechoic mass on the posterior leaflet of the mitral valve.
- The mitral valve ring remained intact despite the presence of the mass.
Findings:
- The echocardiographic features, combined with severe gouty arthritis, strongly suggested the diagnosis of a gout tophus on the mitral valve.
- This finding represents a rare instance of cardiac involvement in severe gout.
Implications:
- Highlights the importance of considering systemic conditions like gout in cardiac diagnoses.
- Suggests echocardiography can be a valuable tool in identifying cardiac tophi.
- Underscores the potential for urate crystal deposition in cardiac structures in severe gout.
Abstract:
A few cases of cardiac valve tophi have been reported in literature. In this case report, the echocardiographic characteristics of the hyperechoic mass in the posterior leaflet mitral valve, intact mitral valve ring, and the occurrence of severe tophaceous gout arthritis suggested the diagnosis of a gout tophus on the mitral valve.
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