Zhonghua wai ke za zhi [Chinese journal of surgery]
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Zhonghua Wai Ke Za Zhi · Feb 2014
Comparative Study[Clinical research of aortic valve replacement in small aortic annulus].
To compare the effect aortic valve replacement(AVR) combined with aortic root enlargement and simple St.Jude Regent AVR in small aortic annulus patients. ⋯ For small aortic annulus AVR patient, 19 mm and larger St.Jude Regent prosthetic valves may produce satisfied hemodynamic, otherwise, aortic root enlargement is recommended.