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Posts Tagged ‘inter valvular fibrosa’

AVR plus MVR commonly refered to as DVR is a path breaking cardiac surgery in patients with combined valvular heart disease. Still, it carries considerable mortabidity, if not done with high degree of expetise and standards . Apart from technical perfection, an inherent issue exist that might affect long term Impact.

Here is lateral view of X – ray chest showing a DVR.

Image courtesey https://web.stanford.edu/dept/radiology/radiologysite/site141.html

High resolution jpeg Image

Note :The green ring denotes the mandatory gap to avoid metal clash ( a missing biological link) in the Aorto mitral continuity

Final message

What will happen to the native anatomical and physiological functional unit of Aorto-mitral continuity after DVR? Will LV inflow encroach the LV outflow or vice versa? These questions are less often asked. In the process, we often ignore a concept called Aortic-mitral coupling or inter-dependence.

Reference

1.David et all AORTIC AND MITRAL VALVE REPLACEMENT WITH RECONSTRUCTION OF THE
INTERVALVULAR FIBROUS BODY J Thorac Cardiovasc Surg 1997;114:766-72

2.Marc Ruel, Varun Kapila, Joel Price, Natural History and Predictors of Outcome in Patients With Concomitant Functional Mitral Regurgitation at the Time of Aortic Valve Replacement Circulation. 2006;114:I-541–I-546

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