Titlebook: Clinical Echocardiography; Michael Y. Henein,Mary Sheppard,Michael Rigby Book 20041st edition Springer-Verlag London 2004 Tumor.cardiology

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https://doi.org/10.1007/978-3-476-03736-7Endocarditis is an infectious process that particularly affects the heart valves. It is most commonly caused by bacterial infection or, more rarely, by fungi. Endocarditis of the left-sided valve is more common than that of the right, which is mainly seen in intravenous drug users.

microscopic

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figure

Valve Substitutes,Valve replacement with various substitutes in patients with severe valve dysfunction has been practiced for the last 40 years, particularly in those patients with unrepairable valve deformation.. Artificial valve substitutes are essentially of two types: mechanical and bioprostheses.

Commentary

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Aortic Valve,o true aortic fibrous annulus but a complex root made up of the aortic wall sinuses, left ventricular myocardium, and interleaflet fibrous triangles. The ostia of the coronary arteries are located within the aortic sinuses.