Key result
Bjork-Shiley aortic valve prosthesis develops late thrombosis 23 years after implantation.
Design
Case report
Follow-up
23 years
Authors
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Late thrombosis of mechanical aortic valves may occur decades later; this case leaves open questions on lifelong anticoagulation monitoring.
This case highlights the potential for late thrombosis of a mechanical aortic valve prosthesis 23 years post-implantation.
K Dennig (1999) studied this question. A Bjork-Shiley standard aortic valve prosthesis developed late thrombosis 23 years after implantation in a 66-year-old woman.
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