Related Experiment Video
Updated: Jun 13, 2026

Adult and Pediatric Porcine Model of Acute Volume Overload
Published on: January 12, 2024
Fluid management in pediatric intensive care
Insights
Managing fluid overload (FO) is critical in pediatric intensive care units (ICUs) to prevent organ dysfunction, especially in children with acute kidney injury. This review covers fluid management strategies, including diuretics and fluid removal techniques.
Area of Science:
- Pediatric Critical Care Medicine
- Nephrology
- Intensive Care
Background:
- Fluid overload (FO) is a significant concern in pediatric intensive care units (ICUs), often triggering multiple organ dysfunction.
- Pediatric patients with acute kidney injury (AKI) are particularly vulnerable to severe interstitial edema, capillary leak syndrome, and FO.
- Previous studies indicate a correlation between severe renal dysfunction requiring renal replacement therapy and increased FO in children.
Purpose of the Study:
- To review current fluid management strategies for critically ill pediatric patients.
- To discuss the role of diuretic therapy, including dosages, benefits, and drawbacks.
- To explore alternative diuretic/nephroprotective drugs and extracorporeal fluid removal techniques in the pediatric setting.
Main Methods:
- Literature review focusing on fluid balance management in pediatric critical care.
- Analysis of nutritional strategies, diuretic therapies, and nephroprotective agents.
- Examination of pediatric extracorporeal fluid removal modalities.
Main Results:
- Fluid overload is a critical factor in pediatric ICU patient outcomes, particularly those with AKI.
- Correction of water overload is a priority in pediatric critical care.
- The review highlights the importance of optimizing fluid infusions and managing parenteral nutrition in renally impaired pediatric patients.
Conclusions:
- Effective fluid balance management is paramount in pediatric critical care to mitigate organ dysfunction.
- Diuretic therapy and alternative nephroprotective strategies play a crucial role.
- Comprehensive fluid management encompasses not only fluid removal but also optimizing infusions and parenteral nutrition.
Abstract:
Fluid balance management in pediatric critically ill patients is a challenging task, since fluid overload (FO) in the pediatric ICU is considered a trigger of multiple organ dysfunction. In particular, the smallest patients with acute kidney injury are at highest risk to develop severe interstitial edema, capillary leak syndrome and FO. Several studies previously showed a statistical difference in the percentage of FO among children with severe renal dysfunction requiring renal replacement therapy. For this reason, in children priority indication is currently given to the correction of water overload. If this concept is so important in the critically ill small children, where capillary leak syndrome is a dramatic manifestation, it has probably been underestimated in critically ill adults and only recently re-evaluated. The present review will shortly describe nutrition strategies in critically ill children, it will discuss dosages, benefits and drawbacks of diuretic therapy, and alternative diuretic/nephroprotective drugs currently proposed in the pediatric setting. Finally, specific modalities of pediatric extracorporeal fluid removal will be presented. Fluid management, furthermore, is not only the discipline of removing water: it should also address the way to optimize fluid infusions and, above all, one of the most important fluids infused to all ICU patients with renal dysfunction: parenteral nutrition.
Related Concept Videos
Pharmacokinetics in Pediatric Patients: Drug Distribution
Acute Kidney Injury V: Interprofessional Care
Drug Dosing: Infants and Children
Pharmacokinetics in Pediatric Patients: Drug Excretion
Continuous Renal Replacement Therapy
Acute Kidney Injury VI: Nursing Management
