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Updated: May 10, 2026

Catheter Ablation in Combination With Left Atrial Appendage Closure for Atrial Fibrillation
Published on: February 26, 2013
Right atrium clot formation following percutaneous transmitral valvuloplasty
Negar Salehi1, Seyfollah Abdi, Maryam Esmailzadeh
1Department of Cardiology, Rajaei Cardiovascular, Medical and Research Center, Tehran University of Medical Sciences, Tehran.
Abstract:
This case report describes a rare complication of percutaneous transmitral commissurotomy (PTMC). A patient with severe mitral stenosis developed a clot in the right atrium after an unsuccessful PTMC procedure. Because of the high risk of thromboembolism, the patient underwent urgent surgery to remove the clot and to replace the mitral valve with a mechanical prosthesis.
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