Abstract
Background
In children acute liver failure is a rare but life-threatening condition from which two-thirds do not recover with supportive therapy. Treatment is limited by the availability of liver transplants. Molecular adsorbent recirculating system (MARS) dialysis is a bridge to transplantation that enhances the chances of survival during the waiting period for a transplant, although it cannot improve survival. Open albumin dialysis (OPAL) is a new mode of albumin dialysis developed to further improve dialysis efficiency.
Case diagnosis/treatment
We report a paediatric case of acute-on-chronic liver failure and compare the two modes of albumin dialysis, namely, the MARS and OPAL, used to treat this patient’s cholestatic pruritus. Removal of total and direct bilirubin, ammonia and bile acids were measured by serial blood tests. There was an increased removal of bile acids with the OPAL mode, whereas the removal of total and direct bilirubin and ammonia was similar in both modes. The patient reported better improvement in pruritus following OPAL compared to dialysis with the MARS.
Conclusion
OPAL may offer a better solution than the MARS in the treatment of refractory pruritus in liver failure.
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Contributors’ statements
Euan Soo drafted the initial manuscript, carried out the analyses of data, presented the data and approved the final manuscript as submitted. Anja Sanders significantly contributed to the statistics, data presentation and the manuscript. Karlheinz Heckert was responsible for performing and monitoring liver dialysis episodes and coordinating the investigations for the study and approved the final manuscript as submitted. Tobias Vinke helped with data collecting and analysis and approved the final version of the manuscript. Franz Schaefer conceptualized the study, critically reviewed the manuscript and approved the final manuscript as submitted. Claus Peter Schmitt conceptualized the study, realized the study, critically reviewed the manuscript, contributed to data analysis and approved the final manuscript as submitted.
All authors approved the final manuscript as submitted and agree to be accountable for all aspects of the work.
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ES was supported by a grant from the Hospital Authority of Hong Kong.
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The authors declare that they have no conflicts of interest regarding this work.
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Soo, E., Sanders, A., Heckert, K. et al. Comparison of two different modes of molecular adsorbent recycling systems for liver dialysis. Pediatr Nephrol 31, 2171–2174 (2016). https://doi.org/10.1007/s00467-016-3451-0
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DOI: https://doi.org/10.1007/s00467-016-3451-0