Diagnostic Role of the "White Test" With Lipidic Solution in the Early Intraoperative Identification of Open Bile Ducts for the Prevention of Bile Leakage After Liver Resection (BiLe -Trial)

Inclusion Criteria: * Patients who will receive an anatomical resection of two or more liver segments for any reason with simultaneous cholecystectomy in elective Setting * Patients who will receive an anatomical resection of two or more liver segments for any reason which already had a cholecystectomy if intraoperatively the cystic stump can be identified and opened * Ability of subject to understand character and individual consequences of the clinical Trial * Informed consent documented by signature Exclusion Criteria: * Previous cholecystectomy if intraoperative it is not possible to identify the cystic stump * Intraoperative hepatico-jejunostomy * Hypersensitivity to fish-, egg-, soybean or peanut protein or to any of the active ingredients or excipients * Immunosuppression, pregnancy * Emergency liver resection because of traumatic liver rupture * Enrolment of the investigator, his/her family members, employees and other dependent persons