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Updated: Jul 11, 2026
07:11
Morphological and Functional Assessment of the Right Ventricle Using 3D Echocardiography
Published on: October 28, 2020
Changes in left ventricular function and dimension after surgical ventricular restoration with or without concomitant
Sak Lee1, Byung-Chul Chang, Young-Nam Youn
1Department of Thoracic and Cardiovascular Surgery, Yonsei University College of Medicine, 134 Shinchon-dong, Seodaemoon-gu, Seol 120-752, Republic of Korea.
Circulation Journal : Official Journal of the Japanese Circulation Society
|September 27, 2007
Summary
Surgical ventricular restoration with mitral annuloplasty improves left ventricular function and reduces dimensions in ischemic cardiomyopathy patients with mitral regurgitation, enhancing long-term outcomes.
Area of Science:
- Cardiology
- Cardiac Surgery
- Heart Failure Research
Background:
- Mitral regurgitation (MR) associated with ischemic cardiomyopathy (I-CMP) elevates heart failure risk.
- Surgical management for I-CMP with MR is debated.
Purpose of the Study:
- To evaluate the impact of surgical ventricular restoration (SVR) and mitral annuloplasty (MAP) on patients with I-CMP and significant MR.
Main Methods:
- 49 patients with I-CMP underwent SVR and coronary revascularization; 19 with MR >grade 3 also received MAP.
- Echocardiography assessed left ventricular (LV) function and dimensions preoperatively, postoperatively, and at follow-up (mean 19 months).
Main Results:
- All patients showed improved LV function and reduced dimensions post-SVR.
- Patients who received concomitant MAP demonstrated significantly greater and sustained improvements in LV function and dimensions at follow-up compared to those without MR.
Conclusions:
- Concomitant MAP in I-CMP patients undergoing SVR significantly improves LV function and dimensions, offering better long-term results.
- MR in I-CMP increases mortality, but surgical intervention with MAP can mitigate this effect.
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