Overview
The purpose of this study is to analyze the changes in right ventricular strain before and after milrinone administration in order to find out whether milrinone improves RV systolic performance in patients undergoing cardiac surgery.
Eligibility
Inclusion Criteria:
- patient agree and provide written informed consent.
- patient undergoing elective cardiac surgery
- preoperative LV EF>50% (TTE)
Exclusion Criteria:
- preoperative cardiac dysrhythmia
- preoperative IABP
- use of other inotropic agents