5. PITFALLS If a mechanical valve is incorporated the patient is committed to life-long anticoagulation. Valve sparing operations have been devised and modified but these remain exacting to perform and prone to failure. Bioprosthetic replacement is a less technically exacting means of reducing thromboembolic risk but at the price of likely eventual valve failure with the need for reoperation.
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11. MRI image at the level of the aortic valve closure with aortic diameters measured by the radiologist superposed along with the traced outline
![[object Object],[object Object],[object Object],Manufacturing and placing a bespoke support for the Marfan aortic root](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)