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Published on: July 19, 2011
Citrate anticoagulation for continuous renal replacement therapy in small children
Jolanta Soltysiak1, Alfred Warzywoda, Bartłomiej Kociński
1Department of Pediatric Cardiology and Nephrology, Poznan University of Medical Sciences, Poznan, Poland, jsoltysiak1@gmail.com.
Insights
Regional citrate anticoagulation (RCA) is safe and effective for critically ill children undergoing continuous renal replacement therapy (CRRT). RCA demonstrated superior circuit longevity and reduced clotting compared to heparin anticoagulation (HA).
Area of Science:
- Pediatric Nephrology
- Critical Care Medicine
- Renal Replacement Therapy
Background:
- Continuous renal replacement therapy (CRRT) requires effective anticoagulation to prevent circuit clotting.
- Regional citrate anticoagulation (RCA) is an alternative to heparin anticoagulation (HA) for CRRT.
Purpose of the Study:
- To compare the outcomes and complications of RCA-CRRT versus HA-CRRT in critically ill children.
- To evaluate the safety and efficacy of RCA in pediatric CRRT.
Main Methods:
- Retrospective review of 30 critically ill children (16 RCA-CRRT, 14 HA-CRRT) undergoing at least 24 hours of CRRT.
- Utilized a commercially available pre-dilution citrate solution for RCA-CRRT.
Main Results:
- RCA-CRRT showed significantly higher circuit lifetime (58.04 h vs. 37.64 h) and reduced circuit clotting (11.63% vs. 34.15%) compared to HA-CRRT.
- While RCA-CRRT had more electrolyte disturbances, it was associated with higher survival rates at discharge (37.5% vs. 14.3%).
Conclusions:
- Regional citrate anticoagulation (RCA) is safe and effective for low-body-weight, critically ill children requiring CRRT.
- RCA offers improved circuit lifespan and reduced clotting compared to heparin anticoagulation (HA) in this pediatric population.
Background:
Regional citrate anticoagulation (RCA) is one of the methods used to prevent clotting in continuous renal replacement therapy (CRRT). The aim of this study was to describe the outcomes and complications of RCA-CRRT in comparison to heparin anticoagulation (HA)-CRRT in critically ill children.
Methods:
This study was a retrospective review of 30 critically ill children (16 on RCA- and 14 on HA-CRRT) who underwent at least 24 h of CRRT. The mean body weight of the children was 8.69 ± 5.63 kg. RCA-CRRT was performed with a commercially available pre-dilution citrate solution (Prismocitrate 18/0).
Results:
The mean time on RCA-CRRT and HA-CRRT was 148.73 ± 131.58 and 110.24 ± 105.38 h, respectively. Circuit lifetime was significantly higher in RCA-CRRT than in HA-CRRT (58.04 ± 51.18 h vs. 37.64 ± 32.51 h, respectively; p = 0.030). Circuit clotting was observed in 11.63 % of children receiving RCA-CRRT and 34.15 % of those receiving HA-CRRT. Episodic electrolyte and metabolic disturbances were more common in children receiving RCA-CRRT. The survival at discharge from the hospital was 37.5 and 14.3 % among children receiving RCA-CRRT and HA-CRRT, respectively.
Conclusions:
In critically ill children with a low body weight, RCA appeared to be safe and easy to used. Among our patient cohort, RCA was more effective in preventing circuit clotting and provided a better circuit lifetime than HA.
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