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Aliases:
transcatheter aortic valve implantation
Corvalve
Corevalve
Core valve

Topic aliases are alternate phrasings for a particular topic.


Transcatheter aortic valve implantation offers survival and quality of life advantages over conservative management in patients with severe aortic stenosis considered otherwise inoperable. Considerations are related to performing anesthesia in a cath lab, in a patient with aortic stenosis, and awareness of potential complications and rapid implementation of their corresponding contingency plans.
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Considerations as for aortic valve-stenosis

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Considerations as for anaesthesia in a catheter laboratory and anesthesia in a remote environment

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Incidence of AV nodal block ~15%. May require ongoing transvenous pacing. refl.in/it

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Valve prior to implantation

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TOE will usually be performed to assess for post deployment aortic regurgitation (around graft), position of valve relative to LVOT, and to rule out encroachment onto mitral valve leaflets.

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General anesthesia is usually required as it is a prolonged procedure that usually requires TOE, and accompanied by moments of significant haemodynamic instability

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A pacing swan ganz catheter is inserted into the right ventricle prior to commencing the case. Overdrive pacing at a rate of ~150bpm may be performed at the time of balloon valvotomy for approximately 20 seconds to reduce ventricular pressure and prevent displacement of the balloon during inflation.

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Animation and flouroscopy of the procedure

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