Patients undergoing major abdominal surgery
Conditions
Interventions
Perioperative intravenous fluid therapy:None
Sponsors
West China Hospital of Sichuan University
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1.Major Abdominal Surgery (MAS) is defined as follows:The procedure is classified as Grade 3–4 in complexity; 2. Surgical methods include total gastrectomy, partial gastrectomy, radical resection of colorectal cancer, extended resection of colorectal cancer, hepatectomy, radical resection of biliary tract tumors, pancreatic tumor resection, pancreaticoduodenectomy, etc.; 3. Postoperative diagnosis confirms hepatobiliary, pancreatic, or gastrointestinal tumors; 4. American Society of Anesthesiologists (ASA) physical status classification of Grade 1–3; 5. Operative duration exceeding 2 hours; 6. Hospital stay longer than 3 days.
Exclusion criteria
Exclusion criteria: 1. Emergency surgery; 2. Minimally invasive procedures (e.g., laparoscopic cholecystectomy or colostomy); 3. Patients with end-stage renal failure requiring dialysis; 4. Patients allergic to artificial colloids; 5.Those with coagulation disorders or currently taking anticoagulant/antiplatelet medications (such as warfarin, heparin, clopidogrel, etc.); 6. Patients experiencing hemorrhagic shock (blood loss exceeding 30–35% of total volume); 7. Unplanned secondary surgery.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Complications;Length of hospital stay; | — |
Secondary
| Measure | Time frame |
|---|---|
| ICU admission rate;Unplanned reoperation rate; | — |
Countries
China
Contacts
Public ContactJinhua Feng
West China Hospital of Sichuan University
Outcome results
None listed