{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,2,11]],"date-time":"2026-02-11T05:44:30Z","timestamp":1770788670284,"version":"3.50.0"},"reference-count":30,"publisher":"Wiley","issue":"10","license":[{"start":{"date-parts":[[2013,6,6]],"date-time":"2013-06-06T00:00:00Z","timestamp":1370476800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Echocardiography"],"published-print":{"date-parts":[[2013,11]]},"abstract":"<jats:sec><jats:title>Objective<\/jats:title><jats:p>We aimed to assess the impact of atrioventricular compliance (<jats:styled-content style=\"fixed-case\">Cn<\/jats:styled-content>) on the clinical outcome, after successful percutaneous balloon mitral valvuloplasty (<jats:styled-content style=\"fixed-case\">PBMV<\/jats:styled-content>).<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods and Results<\/jats:title><jats:p>Using Doppler echocardiography <jats:styled-content style=\"fixed-case\">Cn<\/jats:styled-content> was estimated from the equation that has been previously validated. Mitral valve area (<jats:styled-content style=\"fixed-case\">MVA<\/jats:styled-content>), tricuspid annular plane systolic excursion (<jats:styled-content style=\"fixed-case\">TAPSE<\/jats:styled-content>), pulmonary artery pressure (<jats:styled-content style=\"fixed-case\">PAP<\/jats:styled-content>), and degree of tricuspid regurgitation (<jats:styled-content style=\"fixed-case\">TR<\/jats:styled-content>) severity were evaluated before, immediately, and every 6\u00a0months with a median duration of 32\u00a0months after successful <jats:styled-content style=\"fixed-case\">PBMV<\/jats:styled-content> in 150 consecutive patients. An immediate drop in <jats:styled-content style=\"fixed-case\">PAP<\/jats:styled-content> and significant improvement of right ventricle (<jats:styled-content style=\"fixed-case\">RV<\/jats:styled-content>) function was observed after <jats:styled-content style=\"fixed-case\">PBMV<\/jats:styled-content>. Cn was negatively correlated pre and post\u2010<jats:styled-content style=\"fixed-case\">PBMV<\/jats:styled-content>, with the degree of pulmonary artery systolic pressure (PAPs), TAPSE (P\u00a0&lt;\u00a00.0001). Patients with Cn\u00a0\u2264\u00a03.75\u00a0mL\/mmHg had higher incidence of adverse outcome (developing atrial fibrillation [AF], worsening RV function, progressive left atrial dilation, and redo intervention). Multivariate regression analysis showed that the Cn was the strongest independent predictor of <jats:styled-content style=\"fixed-case\">PAP<\/jats:styled-content>s and RV function before and after successful <jats:styled-content style=\"fixed-case\">PBMV<\/jats:styled-content> (P\u00a0&lt;\u00a00.0001). Cn\u00a0\u2264\u00a03.75\u00a0mL\/mmHg was the cutoff value for prediction of clinical events at follow\u2010up.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Atrioventricular compliance was significantly lower in patients with mitral stenosis (MS) with unfavorable outcome after successful <jats:styled-content style=\"fixed-case\">PBMV<\/jats:styled-content>. The <jats:styled-content style=\"fixed-case\">RV<\/jats:styled-content> function and pulmonary hypertension were significantly correlated with the degree of Cn. This suggests a significant role of Cn in patients with MS, providing a good insight for intervention and utilizing Cn as a noninvasive hemodynamic index for risk stratification and proper timing for intervention in patients with <jats:styled-content style=\"fixed-case\">MS<\/jats:styled-content>.<\/jats:p><\/jats:sec>","DOI":"10.1111\/echo.12256","type":"journal-article","created":{"date-parts":[[2013,6,6]],"date-time":"2013-06-06T15:07:16Z","timestamp":1370531236000},"page":"1187-1193","source":"Crossref","is-referenced-by-count":14,"title":["Impact of Atrioventricular Compliance on Clinical Outcome of Patients Undergoing Successful Percutaneous Balloon Mitral Valvuloplasty"],"prefix":"10.1111","volume":"30","author":[{"given":"Ragab A","family":"Mahfouz","sequence":"first","affiliation":[{"name":"Cardiology Department Zagazig University Hospital Zagazig 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