• Department of Cardiovascular Surgery, Cardiovascular Institute and Fuwai Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, 100037, P.R.China;
WANG Wei, Email: drweiwang0728@hotmail.com
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Objective  To analyze the incidence of valve prosthesis-patient mismatch (PPM) and ventricular remodeling of elderly patients after aortic valve replacement (AVR). Methods  We retrospectively analyzed the clinical data of 134 patient aged over 65 years who underwent AVR for the aortic stenosis or regurgitation at our hospital between January 2016 and December 2016. There were 73 males and 61 females aged 69.7±3.6 years ranging from 65-79 years. The clinical and ultrasound cardiography data were evaluated. PPM was defined as an effective orifice area index (EOAI) of ≤0.85 cm2/m2. The incidence of PPM and the left ventricular remodeling after surgical AVR in the patients with aortic stenosis and aortic regurgitation was analyzed, and the outcomes of aortic valve mechanical prosthesis and aortic valve bioprosthesis were compared. Results  The incidence of PPM was 32.5% in aortic stenosis and 13.0% in aortic regurgitation (P<0.05). One patient died in the early post-operation, and the incidence of severe PPM was 6.0%. Conclusion  The incidence of PPM after AVR in the patients with aortic regurgitation is less than that in the patients with aortic stenosis.

Citation: ZHANG Xing, WANG Wei. Incidence of prosthesis-patient mismatch and early postoperative outcome in elderly patients undergoing aortic valve replacement. Chinese Journal of Clinical Thoracic and Cardiovascular Surgery, 2018, 25(8): 707-710. doi: 10.7507/1007-4848.201709077 Copy

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