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Recovery from end-stage ischemic cardiomyopathy during long-term LVAD support
L Pietsch1, H Laube, G Baumann
1Department of Cardiac Surgery, Charité, Humboldt University, Berlin, Germany. cardiac&rz.charite.hu-berlin.de.
The Annals of Thoracic Surgery
|September 2, 1998
Summary
A patient with severe heart failure due to ischemic cardiomyopathy experienced significant left ventricular function recovery with a left ventricular assist device. This recovery allowed successful coronary artery revascularization, avoiding the need for cardiac transplantation.
Area of Science:
- Cardiology
- Mechanical Circulatory Support
Background:
- Ischemic cardiomyopathy significantly impairs left ventricular ejection fraction.
- Cardiac transplantation is a potential treatment for end-stage heart failure.
Observation:
- A patient with severely reduced left ventricular ejection fraction (0.10) due to ischemic cardiomyopathy was supported with a Novacor left ventricular assist device.
- The patient's condition worsened, necessitating mechanical circulatory support.
Findings:
- Three months of left ventricular assist device support led to recovery of left ventricular function.
- The patient subsequently underwent successful percutaneous transluminal coronary angioplasty and minimally invasive direct coronary artery bypass grafting.
- The patient was successfully weaned from the left ventricular assist device and discharged.
Implications:
- Left ventricular assist devices can facilitate myocardial recovery in select patients with ischemic cardiomyopathy.
- Mechanical circulatory support may enable subsequent revascularization procedures, potentially obviating the need for cardiac transplantation.
- This case highlights the potential for reverse remodeling and functional improvement with mechanical support.