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[Ischemic cardiomyopathy treated with overlapping ventriculoplasty]
Yasuhisa Fukada1, Y Matsui, Y Naito
1Department of Cardiovascular Surgery, NTT East Corporation Sapporo Hospital, Sapporo, Japan.
Kyobu Geka. the Japanese Journal of Thoracic Surgery
|December 22, 2004
Summary
This case study highlights a novel surgical approach for severe ischemic cardiomyopathy and mitral regurgitation. Overlapping ventriculoplasty (OLVP) and papillary muscle plication (PMP) significantly improved heart function and reduced ventricular size.
Area of Science:
- Cardiovascular Surgery
- Cardiology
- Medical Technology
Background:
- Severe congestive heart failure in a 58-year-old male.
- Diagnosed with ischemic cardiomyopathy, severe double vessel disease, and ischemic mitral regurgitation.
Observation:
- Preoperative left ventriculography revealed severely impaired systolic function (EF 16%, EDVI 172 ml/m2).
- Echocardiography showed significant left ventricular dilation (LVDd 74 mm) and severe mitral regurgitation due to leaflet tethering.
Findings:
- Successful application of a novel surgical technique: overlapping ventriculoplasty (OLVP) combined with mitral annuloplasty, papillary muscle plication (PMP), and coronary artery bypass grafting (CABG).
- Postoperative results demonstrated significant improvement: reduced EDVI (96 ml/m2), decreased LVDd (67 mm), and improved EF (34%).
Implications:
- Suggests a potential role for OLVP and PMP in left ventricular remodeling for patients with ischemic cardiomyopathy.
- Highlights the efficacy of this combined surgical approach in addressing complex cardiac conditions involving ischemic mitral regurgitation.