Blood Loss Quantification During Major Abdominal Surgery

Blood Loss Quantification During Major Abdominal Surgery: Study Protocol for a Prospective Cohort Trial.

Blood loss quantification during surgery remains unreliable and inaccurate. The purpose of the study is compare several methods of blood loss quantification in real surgical settings and to analyze the effect of blood loss on postoperative complications.

Inclusion Criteria:

• patient scheduled for liver or pancreatic surgery
• age of patient ≥ 18 years
• signed informed consent provided

Exclusion Criteria:

• patient coagulation disorder (congenital or iatrogenic due to the chronic use of anticoagulants).
• use of cell saver suctioning during operation
• damage/clotting of blood samples