None listed
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: -Stomach surgery -Colorectal surgery (except laparoscopic surgery) -American Society of Anesthesiologists physical status 1 or 2
Exclusion criteria
Exclusion criteria: -Laparoscopic surgery -Arrhythmia (except sinus bradycardia and tarchycardia) -Ischemic heart disease -Chronic obstructive pulmonary disease -Ascites determined by abdominal computed tomography -Pretibial pitting edema -Hypoalbuminemia ( <2.5 g/dL) or hypoproteinemia ( <5.5 g/dL) -Estimated glomerular filtration rate < 60 ml/min -Aspartate aminotransferase/Alanine aminotransferase > 100 IU/L -Blood urea nitrogen > 30 mg/dl -Serum creatinine > 2.0 mg/dl -Prothrombin time > 1.5 INR -activated partial thromboplastin time > 40 sec -Hemoglobin < 10 g/dl -Hematocrit < 30% -Platelet count < 100000 per microliter -Pacemaker inserted state -Body weight < 40 or > 100 kg -Systemic exposure to ICG within 24 h prior to surgery -History of allergy to iodides
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Time to the first passage of flatus | — |
Secondary
| Measure | Time frame |
|---|---|
| Optimal stroke volume variation to minimize increase of body weight at the post-anesthesia care unit and to maintain stable hemodynamics.;Adverse events | — |
Countries
Korea, Republic of
Contacts
Asan Medical Center