None listed
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Patients undergoing elective colorectal or stomach surgery under open laparotomy 2. Age = 19 years 3. American Society of Anesthesiologists (ASA) physical status 1 or 2
Exclusion criteria
Exclusion criteria: 1. Laparoscopic surgery 2. Arrhythmia (except sinus bradycardia and tachycardia) 3. Ischemic heart disease 4. Chronic obstructive pulmonary disease (COPD) 5. Ascites determined by abdominal computed tomography 6. Pretibial pitting edema 7. Hypoalbuminemia (< 2.5 g/dL) or hypoproteinemia (< 5.5 g/dL) 8. Estimated glomerular filtration rate < 60 ml/min 9. Aspartate aminotransferase/alanine aminotransferase (AST/ALT) > 100 IU/L 10. Blood urea nitrogen (BUN) > 30 mg/dl 11. Serum creatinine > 2.0 mg/dl 12. Prothrombin time (PT) > 1.5 international normalized ratio (INR) 13. Activated partial thromboplastin time (aPTT) > 40 sec 14. Hemoglobin < 10 g/dl 15. Hematocrit < 30% 16. Platelet count < 100 × 103 /µL 17. Body weight < 40 or > 100 kg 18. Systemic exposure to indocyanine green (ICG) within 24 h prior to surgery 19. History of allergy to iodides
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| plasma volume | — |
Secondary
| Measure | Time frame |
|---|---|
| Intraoperative net fluid;Hemodynamic variables;Extracellular water volume;Body weight | — |
Countries
Korea, Republic of
Contacts
Asan Medical Center