Echocardiographic prediction ofleft ventricular dysfunction aftermitral valve repair for mitral regurgitation as anindicator to decide the optimal timing of repair
Takayoshi Matsumura, MD*,
Eiji Ohtaki, MD*,*,
Kaoru Tanaka, MD*,
Kazuhiko Misu, MD*,
Tetsuya Tobaru, MD*,
Ryuta Asano, MD*,
Masatoshi Nagayama, MD*,
Koichi Kitahara, MD*,
Jun Umemura, MD*,
Tetsuya Sumiyoshi, MD*,
Hitoshi Kasegawa, MD
and
Saichi Hosoda, MD*
* Department of Cardiology, Sakakibara Heart Institute, Tokyo, Japan
Department of Cardiovascular Surgery, Sakakibara Heart Institute, Tokyo, JapanFinancial support was given by the Japan Research Promotion Society for Cardiovascular Diseases.

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Figure 1 Correlation between preoperative and postoperative left ventricular ejection fraction (LVEF).
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Figure 2 Correlation between preoperative left ventricular end-systolic diameter (LVDs) and postoperative left ventricular ejection fraction (LVEF).
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Figure 3 Correlation between preoperative left ventricular end-diastolic diameter (LVDd) and postoperative left ventricular ejection fraction (LVEF).
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Copyright © 2003 by the American College of Cardiology Foundation.