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Markus Kondruweit, MD, Frank A

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1 Early failure of a mechanical bileaflet aortic valve prosthesis due to pannus: A rare complication 
Markus Kondruweit, MD, Frank A. Flachskampf, MD, Michael Weyand, MD, Joachim Schmidt, MD, Stephan Achenbach, MD, Thomas Strecker, MD  The Journal of Thoracic and Cardiovascular Surgery  Volume 136, Issue 1, Pages (July 2008) DOI: /j.jtcvs Copyright © 2008 The American Association for Thoracic Surgery Terms and Conditions

2 Figure 1 Echocardiography: Increased systolic transaortic prosthetic gradients (maximal gradient 98 mm Hg, mean gradient 66 mm Hg) by continuous Doppler sonography. AV, Aortic valve; Vmax, maximum velocity; PG, prosthetic gradient; VTI, velocity–time integral; HR, heart rate. The Journal of Thoracic and Cardiovascular Surgery  , DOI: ( /j.jtcvs ) Copyright © 2008 The American Association for Thoracic Surgery Terms and Conditions

3 Figure 2 Intraoperative photograph showing the resected pannus formation attached to one of the leaflets of the mechanical aortic valve prothesis. The Journal of Thoracic and Cardiovascular Surgery  , DOI: ( /j.jtcvs ) Copyright © 2008 The American Association for Thoracic Surgery Terms and Conditions


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