David’s procedure: sparing the aortic valve in repair of aortic root aneurysm

By Pragnesh Joshi, Cardiothoracic Surgeon, Nedlands

True incidence and prevalence of aortic root aneurysm is not exactly known. Pooled incidence and prevalence of thoracic aortic aneurysm was reported to be 5.3 per 100,000 individuals per year.

The aortic root replacement is considered a standard of care when surgery is indicated and includes replacement of native aortic valve, aortic sinuses and ascending aorta along with re-implantation of native main coronary arteries.

Aortic aneurysm affects mainly the aortic wall and aortic sinuses. Quite often, native aortic valve is not diseased or, at most, there is aortic regurgitation. Aortic...

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