Preoperative Levosimendan and Heart Failure

Inclusion Criteria: * Acute surgery. Hip Fracture * Patient with cardiac failure (EF \< 35%) or known coronary disease * At least 2 of 11 comorbidities * Patient has to use at least one heart failure medication * Symptoms of heart failure * NT-proBNP \> 2000pg/ml Exclusion Criteria: * \< 18 years old * Participants in other pharmacological study * Abuse of medicaments or alcohol * Pregnant or breastfeeding women * AMI at admission * HOCM * Serious aortic stenosis (\< 1 cm2) * Sustained ventricular tachycardia * Earlier episodes of "torsades de pointes" * Sustained heartbeat \> 120/minute * Systolic BP \< 90 mmHg * Surgery planned not before 2 hours of study medication can be infused preoperative * Cardiac surgery * Dementia * S-K \< 3 mmol/l * Allergy levosimendan * Serious liver failure (Known Class C Child-Pugh score) * Serious kidney failure (GFR \< 30 ml/min.) * Prolonged QTc-interval (male QTc \> 0,43 s, female QTc \> 0,45 s)