Study to Evaluate the Effectiveness of High Dose Statin Loading in Acute Heart Failure Patients

Inclusion Criteria: * Dyspnea at rest or minimal activity * Tachypnea (respiratory rate \> 20/min) or rales or pulmonary edema on chest X-ray Exclusion Criteria: * Acute coronary Syndrome * Hospitalization plan for PTCA or CABG * Cardiogenic shock (Systolic Blood Pressure \< 80mmHg) * Uncontrolled hypertension (Systolic Blood Pressure \> 180mmHg) * Allergy, adverse drug reaction, hypersensitivity to statin * Troponin \> 5 times upper limit of normal (ULN) * Creatinine kinase-MB level \> 3 times ULN * AST, ALT \> 3 times ULN or acute hepatitis * Current or past history of muscle disease, rhabdomyolysis * Life expectancy \< 6 months (e.g. metastatic malignancy, liver cirrhosis) * Pregnancy or women at age of childbearing potential