The Effect of Human Albumin on Coagulation Competence and Hemorrhage

Inclusion Criteria: * Patient more than 18 years old * Indication for elective post-renal operation including cystectomy * Patient without anticoagulative, acetylsalicylic acid or nonsteroidal antiinflammatory drug treatment for the last 5 days Exclusion Criteria: * Intracerebral bleeding, manifest cardiac insufficient, renal insufficient demanding dialysis, hepatic or coagulation diseases * Pregnant or nursing * Allergic to Human Albumin * Disturbance in electrolytes * Patient under committee * Patient joining another trial interfering the actual trial