The evaluation of left ventricular (LV) systolic function is an essential part of the clinical practice of cardiology. Although left ventricular ejection fraction (LVEF) is the most validated and widely used parameter. it has fundamental limitations. LV strain is more sensitive to detect subtle myocardial dysfunction when LVEF was preserved. https://www.bekindtopets.com/limited-stock-Bovi-Shield-Gold-FP-5-L5-HB-best-super/