Trial Parameters
Brief Summary
The goal of this cohort study is to identify the lowest dose of Indocyanine Green (ICG) that achieves satisfactory intra-operative fluorescence for the assessment of gastrointestinal or genitourinary tract perfusion in children.
Eligibility Criteria
Inclusion Criteria: * Children aged ≤18 years of age * Elective surgery including gastrointestinal or genitourinary tract perfusion assessment Exclusion Criteria: * Renal and liver dysfunction * Active infection * Coagulopathy * Complex congenital heart defect * Previous documented allergy to ICG injection or other iodinated contrast agents * Patients suffering from hyperthyroidism or autonomic thyroid adenomas * Premature infants or neonates in whom exchange transfusion is indicated, due to the hyperbilirubinaemia risk * Concurrent use of sodium bisulphite-containing preparations, such as certain heparin preparations